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  Plantae
    Tracheophyta
           [Tracheobionta]
    Spermatophyta
      Magnoliophyta
             [Angiospermae]
         Eudicots
             Core Eudicots
               Rosids
               Fabids
                    Malpighiales
                            Salicaceae
                                     Abatia
                                             Abatia americana
                                                   [Abatia tomentosa]
                                             Abatia mexicana
                                             Abatia parviflora
                                                   [Abatia borealis]
                                             Abatia stellata
                                     Aberia
                                             Aberia abyssinica
                                             Aberia edulis
                                             Aberia gardneri
                                             Aberia longispina
                                             Aberia macrocalyx
                                             Aberia mollis
                                             Aberia tristis
                                             Aberia verrucosa
                                             Aberia zeyheri
                                     Azara
                                             Azara alpina
                                             Azara celastrina
                                             Azara dentata
                                             Azara integrifolia
                                             Azara lanceolata
                                             Azara microphylla
                                             Azara petiolaris
                                                   [Azara gilliesii]
                                             Azara serrata
                                             Azara uruguayensis
                                     Banara
                                             Banara arguta
                                             Banara axilliflora
                                             Banara brittonii
                                             Banara domingensis
                                             Banara glauca
                                             Banara guianensis
                                                   [Banara mollis]
                                                   [Banara pyramidata]
                                                   [Laetia glandulosa]
                                             Banara ibaguensis
                                             Banara minutiflora
                                                   [Banara glaberrima]
                                                   [Banara reticulata]
                                             Banara nitida
                                             Banara parviflora
                                             Banara portoricensis
                                             Banara riparia
                                             Banara splendens
                                             Banara tomentosa
                                             Banara ulmifolia
                                             Banara vanderbiltii
                                     Bartholomaea
                                             Bartholomaea mollis
                                                   [Bartholomaea paniculata]
                                             Bartholomaea sessiliflora
                                                   [Lunania sessiliflora]
                                     Bembicia
                                             Bembicia axillaris
                                     Bennettiodendron
                                             Bennettiodendron brevipes
                                                   [Bennettiodendron leprosipes]
                                     Bivinia
                                             Bivinia jalbertii
                                                   [Calantica jalbertii]
                                     Blackwellia
                                     Byrsanthus
                                             Byrsanthus brownii
                                               Byrsanthus brownii var. brownii
                                               Byrsanthus brownii var. latifolius
                                     Calantica
                                             Calantica cerasifolia
                                     Carrierea
                                             Carrierea calycina
                                     Casearia
                                             Casearia aculeata
                                                   [Casearia alba]
                                                   [Casearia berberoidea]
                                                   [Casearia guianensis var. rafflesioides]
                                                   [Casearia hirta]
                                                   [Casearia nicoyensis]
                                                   [Casearia obtusifolia]
                                                   [Casearia sericea]
                                                   [Casearia spinosa]
                                                   [Samyda tomentosa]
                                             Casearia acuminata
                                             Casearia americana
                                                   [Laetia americana]
                                             Casearia angustifolia
                                             Casearia aquifolia
                                                   [Valentinia coriacea]
                                             Casearia arborea
                                               Casearia arborea subsp. arborea
                                                     [Casearia bangii]
                                                     [Casearia cambessedesii]
                                                     [Casearia stipularis]
                                                     [Samyda virgata]
                                             Casearia arguta
                                                   [Casearia parviflora]
                                             Casearia barteri
                                                   [Casearia bule]
                                                   [Casearia dinklagei]
                                                   [Casearia klaineana]
                                                   [Casearia mannii]
                                                   [Casearia noldei]
                                                   [Casearia prismatocarpa]
                                                   [Casearia runssorica]
                                                   [Casearia thonneri]
                                             Casearia bartlettii
                                             Casearia battiscombei
                                                   [Casearia chirindensis]
                                                   [Rinorea cafassii]
                                             Casearia bicolor
                                             Casearia cajambrensis
                                             Casearia capitellata
                                                   [Casearia borneensis]
                                             Casearia catharinensis
                                             Casearia clutiifolia
                                             Casearia combaymensis
                                                   [Casearia bracteifera]
                                             Casearia commersoniana
                                                   [Casearia dentata]
                                                   [Casearia laetioides]
                                                   [Casearia miradorensis]
                                                   [Casearia myriantha]
                                             Casearia comocladifolia
                                             Casearia completa
                                                   [Hecatostemon completus]
                                             Casearia congensis
                                                   [Casearia schlechteri]
                                             Casearia coriacea
                                             Casearia coronata
                                             Casearia corymbosa
                                                   [Casearia banquitana]
                                                   [Casearia dubia]
                                                   [Casearia gentlei]
                                                   [Casearia laevis]
                                                   [Casearia lindeniana]
                                                   [Casearia mollifolia]
                                                   [Casearia orizabana]
                                                   [Casearia phegocarpa]
                                             Casearia costulata
                                             Casearia crassinervis
                                             Casearia decandra
                                                   [Casearia albicaulis]
                                                   [Samyda lancifolia]
                                             Casearia dodecandra
                                                   [Samyda oligostemon]
                                                   [Samyda rosea]
                                                   [Samyda tenuifolia]
                                                   [Samyda velutina]
                                             Casearia dolichophylla
                                             Casearia duckeana
                                             Casearia eichleriana
                                             Casearia elegans
                                                   [Casearia hintonii]
                                                   [Casearia mayana]
                                             Casearia emarginata
                                                   [Casearia ehrenbergiana]
                                                   [Casearia ramosissima]
                                                   [Casearia randioides]
                                             Casearia engleri
                                             Casearia erythrocarpa
                                             Casearia fasciculata
                                             Casearia fuliginosa
                                                   [Casearia densifolia]
                                             Casearia gambiana
                                             Casearia gladiiformis
                                                   [Casearia holtzii]
                                                   [Casearia junodii]
                                                   [Casearia macrodendron]
                                             Casearia glomerata
                                             Casearia gossypiosperma
                                             Casearia grandiflora
                                             Casearia graveolens
                                             Casearia grewiifolia
                                               Casearia grewiifolia var. deglabrata
                                                     [Casearia crenata]
                                                     [Casearia luteocarpa]
                                             Casearia guianensis
                                                   [Samyda octandra]
                                             Casearia hirsuta
                                             Casearia hosei
                                             Casearia icosandra
                                                   [Thiodia laetioides]
                                                   [Zuelania roussoviae]
                                             Casearia ilicifolia
                                             Casearia inaequalis
                                             Casearia itzana
                                             Casearia javitensis
                                             Casearia kigeri
                                                   [Samyda acuminata]
                                             Casearia lasiophylla
                                             Casearia mariquitensis
                                                   [Casearia fockeana]
                                             Casearia maynacarpa
                                                   [Mayna parvifolia]
                                             Casearia megacarpa
                                             Casearia membranacea
                                             Casearia mexicana
                                             Casearia moaensis
                                             Casearia mollis
                                             Casearia negrensis
                                             Casearia nigrescens
                                             Casearia nigricans
                                             Casearia nigricolor
                                             Casearia nitida
                                                   [Casearia bahamensis]
                                             Casearia obliqua
                                             Casearia oblongifolia
                                             Casearia obovalis
                                                   [Casearia obovata]
                                             Casearia ophiticola
                                             Casearia paranaensis
                                             Casearia parvifolia
                                             Casearia pitumba
                                                   [Casearia macrophylla]
                                             Casearia povedae
                                                   [Laetia povedae]
                                             Casearia praecox
                                                   [Casearia eriophora]
                                             Casearia pringlei
                                             Casearia prunifolia
                                             Casearia quinduensis
                                             Casearia ramiflora
                                             Casearia resinifera
                                             Casearia rhynchophylla
                                             Casearia rovumensis
                                             Casearia rufescens
                                             Casearia rupestris
                                             Casearia rusbyana
                                             Casearia serrulata
                                             Casearia sessiliflora
                                             Casearia silvana
                                                   [Casearia disticha]
                                             Casearia silvestris
                                             Casearia singularis
                                             Casearia spinescens
                                             Casearia spinulosa
                                                   [Guayabilla odorata]
                                             Casearia standleyana
                                             Casearia stipitata
                                                   [Casearia zenkeri]
                                             Casearia stjohnii
                                             Casearia suaveolens
                                                   [Laetia suaveolens]
                                             Casearia subsessiliflora
                                             Casearia sylvestris
                                                   [Casearia formosa]
                                                   [Casearia herbert-smithii]
                                                   [Casearia sylvestris var. sylvestris]
                                               Casearia sylvestris subsp. sylvestris
                                                     [Casearia guantanamensis]
                                               Casearia sylvestris var. lingua
                                             Casearia tacanensis
                                             Casearia tachirensis
                                             Casearia tenuipilosa
                                             Casearia thamnia
                                             Casearia tomentosa
                                               Casearia tomentosa subsp. tomentosa
                                                     [Casearia piscidia]
                                             Casearia tremula
                                                   [Zuelania tremula]
                                             Casearia trivalvis
                                                   [Casearia solida]
                                                   [Gelonium pinatubense]
                                             Casearia uleana
                                             Casearia ulmifolia
                                             Casearia vareca
                                             Casearia velutina
                                                   [Casearia multipunctata]
                                                   [Casearia villilimba]
                                             Casearia villosa
                                                   [Sadymia villosa]
                                                   [Samyda villosa]
                                             Casearia williamsiana
                                                   [Synandrina riparia]
                                             Casearia yucatanensis
                                             Casearia zahlbruckneri
                                             Casearia zeylanica
                                             Casearia zizyphoides
                                     Cerolepis
                                     Chlanis
                                     Chosenia
                                             Chosenia urbaniana
                                                   [Toisusu urbaniana]
                                     Dissomeria
                                             Dissomeria crenata
                                             Dissomeria glanduligera
                                     Dovyalis
                                             Dovyalis abyssinica
                                                   [Dovyalis engleri]
                                                   [Flacourtia obtusata]
                                                   [Hydnocarpus obtusa]
                                                   [Roumea abyssinica]
                                             Dovyalis caffra
                                                   [Aberia caffra]
                                             Dovyalis cameroonensis
                                             Dovyalis hebecarpa
                                                   [Aberia gardnerii]
                                             Dovyalis hispidula
                                             Dovyalis keniensis
                                             Dovyalis longispina
                                                   [Dovyalis celastroides]
                                             Dovyalis lucida
                                             Dovyalis macrocalyx
                                                   [Dovyalis adolfi-frederici]
                                                   [Dovyalis antunesii]
                                                   [Dovyalis chirindensis]
                                                   [Dovyalis glandulosissima]
                                                   [Dovyalis luckii]
                                                   [Dovyalis mildbraedii]
                                                   [Dovyalis retusa]
                                                   [Dovyalis salicifolia]
                                             Dovyalis macrocarpa
                                             Dovyalis mollis
                                             Dovyalis revoluta
                                             Dovyalis rhamnoides
                                                   [Dovyalis zizyphoides]
                                                   [Flacourtia rhamnoides]
                                             Dovyalis spinosissima
                                                   [Dovyalis maliformis]
                                             Dovyalis verrucosa
                                                   [Dovyalis somalensis]
                                             Dovyalis xanthocarpa
                                             Dovyalis zenkeri
                                                   [Dovyalis acuminata]
                                                   [Dovyalis afzelii]
                                                   [Dovyalis giorgii]
                                                   [Dovyalis tenuispina]
                                                   [Dovyalis zenkeri var. vestita]
                                             Dovyalis zeyheri
                                                   [Dovyalis tristis]
                                     Eichlerodendron
                                     Eriudaphus
                                     Euceraea
                                             Euceraea nitida
                                     Flacourtia
                                             Flacourtia cataphracta
                                             Flacourtia euphlebia
                                             Flacourtia indica
                                                   [Flacourtia afra]
                                                   [Flacourtia elliptica]
                                                   [Flacourtia flavescens]
                                                   [Flacourtia gambecola]
                                                   [Flacourtia hirtiuscula]
                                                   [Flacourtia ramontchi]
                                                   [Flacourtia sepiaria]
                                                   [Gmelina indica]
                                             Flacourtia inermis
                                             Flacourtia jangomas
                                             Flacourtia montana
                                             Flacourtia rukam
                                             Flacourtia subintegra
                                             Flacourtia vogelii
                                     Hasseltia
                                             Hasseltia allenii
                                             Hasseltia floribunda
                                                   [Banara laxiflora]
                                                   [Hasseltia laxiflora]
                                                   [Hasseltia micrantha]
                                             Hasseltia guatemalensis
                                                   [Hasseltia floribunda var. nicaraguensis]
                                                   [Hasseltia psittacarum]
                                             Hasseltia lateriflora
                                     Hasseltiopsis
                                             Hasseltiopsis dioica
                                                   [Banara dioica]
                                                   [Hasseltia costaricensis]
                                                   [Hasseltia dioica]
                                     Hisingera
                                     Homalium
                                             Homalium abdessammadii
                                                   [Homalium abdessammadii subsp. wildemanianum]
                                                   [Homalium boehmii]
                                                   [Homalium eburneum]
                                                   [Homalium macranthum]
                                                   [Homalium rhodesicum]
                                                   [Homalium setulosum]
                                                   [Homalium stuhlmannii]
                                                   [Homalium warburgianum]
                                                   [Homalium wildemanianum]
                                             Homalium africanum
                                                   [Blackwellia africana]
                                                   [Homalium buchholzii]
                                                   [Homalium crassipetalum]
                                                   [Homalium ealensis var. nzambi]
                                                   [Homalium ealensis]
                                                   [Homalium gentilii]
                                                   [Homalium gilletii]
                                                   [Homalium lundense]
                                                   [Homalium molle var. rhodesicum]
                                                   [Homalium molle]
                                                   [Homalium platypleurum]
                                                   [Homalium sarcopetalum]
                                                   [Homalium tibiatense]
                                             Homalium albiflorum
                                             Homalium angustifolium
                                             Homalium axillare
                                             Homalium caryophyllaceum
                                             Homalium ceylanicum
                                             Homalium chasei
                                             Homalium cochinchinensis
                                             Homalium dalzielii
                                             Homalium dentatum
                                                   [Blackwellia dentata]
                                                   [Homalium subsuperum]
                                             Homalium dewevrei
                                                   [Homalium angustistipulatum]
                                                   [Homalium guyenziense]
                                                   [Homalium myrianthum]
                                             Homalium elegantulum
                                             Homalium erianthum
                                                   [Homalium paniculatum]
                                             Homalium foetidum
                                             Homalium fulviflorum
                                             Homalium gracilipes
                                             Homalium grandiflorum
                                             Homalium guianense
                                             Homalium guillainii
                                             Homalium hainanense
                                             Homalium henriquesii
                                             Homalium hypolasium
                                             Homalium integrifolium
                                             Homalium lastoursvillense
                                                   [Homalium patoklaense]
                                             Homalium laurifolium
                                             Homalium laxiflorum
                                             Homalium leiogynum
                                             Homalium letestui
                                                   [Homalium dolichophyllum]
                                                   [Homalium skirlii]
                                             Homalium longistylum
                                                   [Homalium aylmeri]
                                                   [Homalium calodendron]
                                                   [Homalium laurentii]
                                                   [Homalium macropterum]
                                                   [Homalium mossambicense]
                                             Homalium mollissimum
                                             Homalium moniliforme
                                             Homalium nudiflorum
                                             Homalium ogoouense
                                             Homalium oubanguiense
                                             Homalium pallidum
                                             Homalium pleiandrum
                                             Homalium racemosum
                                                   [Homalium columbianum]
                                                   [Homalium mollicellum]
                                                   [Homalium nicaraguense]
                                                   [Homalium pedicellatum]
                                                   [Homalium senarium]
                                                   [Homalium stenosepalum]
                                                   [Homalium trichocladum]
                                                   [Homalium trichostemon]
                                             Homalium riparium
                                             Homalium rufescens
                                             Homalium smythei
                                                   [Homalium aubrevillei]
                                                   [Homalium djalonis]
                                             Homalium stenophyllum
                                             Homalium stipulaceum
                                                   [Homalium adenostephanum]
                                                   [Homalium bullatum]
                                                   [Homalium dananense]
                                                   [Homalium gossweileri]
                                                   [Homalium neurophyllum]
                                                   [Homalium serrifolium]
                                             Homalium viridiflorum
                                             Homalium vitiense
                                             Homalium whitmeeanum
                                             Homalium zeylanicum
                                     Idesia
                                             Idesia polycarpa
                                     Irenodendron
                                             Irenodendron coriaceum
                                                   [Laetia coriacea]
                                             Irenodendron cupulatum
                                                   [Laetia cupulata]
                                             Irenodendron ovalifolium
                                                   [Laetia ovalifolia]
                                     Iroucana
                                             Iroucana guianensis
                                     Itoa
                                             Itoa orientalis
                                     Laetia
                                             Laetia corymbulosa
                                             Laetia micrantha
                                             Laetia procera
                                                   [Casearia belizensis]
                                             Laetia ternstroemioides
                                             Laetia thamnia
                                     Ludia
                                             Ludia heterophylla
                                             Ludia mauritiana
                                                   [Ludia ambrensis]
                                                   [Ludia bivalvis]
                                                   [Ludia ovalifolia]
                                                   [Ludia sessiliflora]
                                                   [Ludia tuberculata]
                                                   [Scolopia minutiflora]
                                             Ludia pinnatinervia
                                             Ludia scolopioides
                                     Lunania
                                             Lunania buchii
                                             Lunania cubensis
                                                   [Lunania grayi]
                                             Lunania dentata
                                             Lunania divaricata
                                                   [Symbryon tetrastachyum]
                                             Lunania dodecandra
                                             Lunania ekmanii
                                             Lunania elongata
                                             Lunania mauritii
                                             Lunania mexicana
                                                   [Lunania piperoides]
                                             Lunania parviflora
                                                   [Lunania cuspidata]
                                                   [Lunania pittieri]
                                             Lunania racemosa
                                             Lunania sauvallei
                                             Lunania scopulorum
                                             Lunania subcoriacea
                                                   [Lunania pachyphylla]
                                             Lunania tenuifolia
                                     Macrohasseltia
                                             Macrohasseltia macroterantha
                                                   [Hasseltia macroterantha]
                                     Macrothumia
                                     Mayna
                                             Mayna grandifolia
                                             Mayna hystricina
                                                   [Dendrostigma hystricinum]
                                             Mayna odorata
                                                   [Carpotroche subintegra]
                                                   [Mayna longicuspis]
                                                   [Sloanea longicuspis]
                                             Mayna suaveolens
                                     Mocquerysia
                                             Mocquerysia distans
                                             Mocquerysia multiflora
                                                   [Mocquerysia epipetiola]
                                     Monandrodendron
                                     Monilistus
                                     Monospora
                                     Neopringlea
                                             Neopringlea integrifolia
                                                   [Llavea integrifolia]
                                             Neopringlea viscosa
                                                   [Llavea viscosa]
                                                   [Neopringlea trinervia]
                                     Neoptychocarpus
                                             Neoptychocarpus apodanthus
                                             Neoptychocarpus killipii
                                     Neosprucea
                                             Neosprucea grandiflora
                                             Neosprucea montana
                                             Neosprucea paterna
                                             Neosprucea pedicellata
                                             Neosprucea wilburiana
                                     Olmediella
                                             Olmediella betschleriana
                                                   [Olmediella cesatiana]
                                     Oncoba
                                             Oncoba brachyanthera
                                             Oncoba breteleri
                                             Oncoba brevipes
                                                   [Caloncoba brevipes]
                                             Oncoba bukobensis
                                                   [Lindackeria bequaertii]
                                                   [Lindackeria bukobensis]
                                                   [Lindackeria kivuensis]
                                                   [Lindackeria mildbraedii]
                                             Oncoba crepiniana
                                                   [Caloncoba crepiniana]
                                                   [Caloncoba longipetiolata]
                                                   [Caloncoba schweinfurthii]
                                             Oncoba cuneato-acuminata
                                                   [Lindackeria cuneato-acuminata]
                                                   [Lindackeria gilletii]
                                             Oncoba echinata
                                             Oncoba flagelliflora
                                                   [Caloncoba flagelliflora]
                                                   [Paraphyadanthe coriacea]
                                                   [Paraphyadanthe flagelliflora var. hydrophila]
                                                   [Paraphyadanthe flagelliflora]
                                             Oncoba fragrans
                                                   [Lindackeria fragrans]
                                             Oncoba gilgiana
                                             Oncoba glauca
                                                   [Caloncoba dusenii]
                                                   [Oncoba klainii]
                                                   [Ventenatia glauca]
                                             Oncoba kivuensis
                                                   [Camptostylus kivuensis]
                                             Oncoba lophocarpa
                                                   [Caloncoba lophocarpa]
                                                   [Paraphyadanthe lophocarpa]
                                             Oncoba mannii
                                                   [Caloncoba aristata]
                                                   [Caloncoba mannii]
                                                   [Camptostylus aristatus]
                                                   [Camptostylus litoralis]
                                                   [Camptostylus petiolaris]
                                                   [Cerolepis petiolaris]
                                                   [Oncoba aristata]
                                                   [Pyramidocarpus petiolaris]
                                             Oncoba ngounyensis
                                                   [Lindackeria ngounyensis]
                                             Oncoba ovalis
                                                   [Camptostylus caudatus]
                                                   [Camptostylus ovalis]
                                             Oncoba poggei
                                                   [Lindackeria poggei]
                                                   [Oncoba demeusei]
                                             Oncoba routledgei
                                                   [Oncoba micrantha]
                                                   [Oncoba spinosa var. routledgei]
                                             Oncoba schweinfurthii
                                             Oncoba somalensis
                                                   [Lindackeria bukobensis subsp. somalensis]
                                                   [Lindackeria somalensis]
                                             Oncoba spinosa
                                               Oncoba spinosa subsp. sidamensis
                                               Oncoba spinosa subsp. spinosa
                                             Oncoba stipulata
                                                   [Buchnerodendron stipulatum]
                                                   [Lindackeria grewioides]
                                                   [Lindackeria stipulata]
                                             Oncoba subtomentosa
                                                   [Caloncoba subtomentosa]
                                             Oncoba suffruticosa
                                                   [Caloncoba angolensis]
                                                   [Caloncoba suffruticosa]
                                                   [Paraphyadanthe suffruticosa]
                                             Oncoba welwitschii
                                                   [Caloncoba gigantocarpa]
                                                   [Caloncoba grotei]
                                                   [Oncoba cauliflora]
                                                   [Oncoba laurentii]
                                                   [Oncoba spireana]
                                     Ophiobotrys
                                             Ophiobotrys zenkeri
                                     Osmelia
                                             Osmelia philippina
                                                   [Osmelia conferta]
                                                   [Osmelia philippinensis]
                                     Paraphyadanthe
                                     Phyllobotryon
                                             Phyllobotryon bracteatum
                                                   [Phylloclinium bracteatum var. coriaceum]
                                                   [Phylloclinium bracteatum]
                                             Phyllobotryon lebrunii
                                             Phyllobotryon maikoense
                                             Phyllobotryon paradoxum
                                                   [Phylloclinium brevipetiolatum]
                                                   [Phylloclinium paradoxum]
                                             Phyllobotryon spathulatum
                                                   [Phyllobotryon basiflorum]
                                                   [Phyllobotryon soyauxianum]
                                                   [Phyllobotryon zenkeri]
                                     Phylloclinium
                                     Pineda
                                             Pineda incana
                                                   [Pineda lehmannii]
                                     Piparea
                                             Piparea spruceana
                                                   [Casearia spruceana]
                                     Pleiarina
                                     Pleuranthodendron
                                             Pleuranthodendron lindenii
                                                   [Banara leucothyrsa]
                                                   [Banara mexicana]
                                                   [Hasseltia mexicana]
                                                   [Hasseltia quinquenervia]
                                                   [Pleuranthodendron mexicanum]
                                             Pleuranthodendron mexicana
                                     Poliothyrsis
                                             Poliothyrsis sinensis
                                     Populus
                                             Populus acuminata
                                             Populus afghanica
                                             Populus alba
                                                   [Populus alba var. bolleana]
                                                   [Populus alba var. nivea]
                                                   [Populus alba var. pyramidalis]
                                                   [Populus nivea]
                                               Populus alba subsp. alba
                                                     [Populus alba var. subintegerrima]
                                               Populus alba subsp. pyramidalis
                                                     [Populus bolleana]
                                               Populus alba var. alba
                                               Populus alba var. canescens
                                               Populus alba var. subintegerreima
                                             Populus angulata
                                               Populus angulata var. missouriensis
                                             Populus angustifolia
                                                   [Populus X sennii]
                                                   [Populus balsamifera var. angustifolia]
                                                   [Populus balsamifera var. augustifolia]
                                                   [Populus canadensis var. angustifolia]
                                                   [Populus fortissima]
                                                   [Populus salicifolia]
                                                   [Populus tweedyi]
                                                           Populus angustifolia x fremontii
                                             Populus argentea
                                             Populus balsamifera
                                                   [Populus tacanahaca var. candicans]
                                                   [Populus tacanahaca var. lanceolata]
                                                   [Populus tacanahaca var. michauxii]
                                               Populus balsamifera subsp. balsamifera
                                                     [Populus wobstii]
                                               Populus balsamifera var. balsamifera
                                               Populus balsamifera var. candicans
                                               Populus balsamifera var. fernaldiana
                                               Populus balsamifera var. lanceolata
                                               Populus balsamifera var. michauxii
                                               Populus balsamifera var. missouriensis
                                               Populus balsamifera var. pilosa
                                               Populus balsamifera var. subcordata
                                               Populus balsamifera var. virginiana
                                             Populus berolinensis
                                             Populus brayshawii
                                             Populus canadensis
                                               Populus canadensis var. eugenei
                                               Populus canadensis var. serotina
                                               Populus canadensis var. virginiana
                                             Populus candicans
                                             Populus carolinensis
                                             Populus caspica
                                             Populus cathayana
                                             Populus caudina
                                             Populus ciliata
                                             Populus deltoides
                                               Populus deltoides subsp. deltoides
                                               Populus deltoides subsp. monilifera
                                                     [Monilistus monilifera]
                                                     [Populus besseyana]
                                                     [Populus deltoides var. monilifera]
                                                     [Populus deltoides var. occidentalis]
                                                     [Populus monilifera]
                                                     [Populus occidentalis]
                                                     [Populus sargentii var. texana]
                                                     [Populus sargentii]
                                                     [Populus texana]
                                               Populus deltoides subsp. wislizeni
                                                     [Populus deltoides var. wislizeni]
                                                     [Populus fremontii var. wislizeni]
                                                     [Populus wislizeni]
                                               Populus deltoides subsp. wislizenii
                                                     [Populus deltoides var. wislizenii]
                                                     [Populus fremontii var. wislizenii]
                                               Populus deltoides var. angulata
                                               Populus deltoides var. deltoides
                                               Populus deltoides var. fremontii
                                               Populus deltoides var. missouriensis
                                               Populus deltoides var. pilosa
                                               Populus deltoides var. virginiana
                                             Populus eugenei
                                             Populus euphratica
                                                   [Populus diversifolia]
                                             Populus euramericana
                                             Populus fremontii
                                                   [Populus macdougallii]
                                               Populus fremontii subsp. fremontii
                                                     [Populus arizonica var. jonesi]
                                                     [Populus arizonica var. jonesii]
                                                     [Populus arizonica]
                                                     [Populus canadensis var. fremontii]
                                                     [Populus fremontii var. arizonica]
                                                     [Populus fremontii var. macdougalii]
                                                     [Populus fremontii var. macrodisca]
                                                     [Populus fremontii var. pubescens]
                                                     [Populus fremontii var. thornberi]
                                                     [Populus fremontii var. toumeyi]
                                                     [Populus macdougalii]
                                               Populus fremontii subsp. mesetae
                                                     [Populus deltoides var. mesetae]
                                                     [Populus fremontii var. mesetae]
                                                     [Populus mexicana subsp. dimorpha]
                                                     [Populus mexicana]
                                               Populus fremontii var. fremontii
                                             Populus grandidentata
                                                   [Populus grandidentata f. meridionalis]
                                                   [Populus grandidentata var. angustata]
                                                   [Populus grandidentata var. meridionalis]
                                                   [Populus grandidentata var. subcordata]
                                             Populus guzmanantlensis
                                             Populus heimburgeri
                                             Populus heterophylla
                                             Populus hinckleyana
                                             Populus hybrida
                                             Populus ilicifolia
                                                   [Celtis ilicifolia]
                                                   [Populus euphratica subsp. denhardtiorum]
                                                   [Tsavo ilicifolia]
                                             Populus koreana
                                             Populus lasiocarpa
                                             Populus laurifolia
                                             Populus longifolia
                                             Populus manitobensis
                                             Populus maximowiczii
                                             Populus michauxii
                                             Populus monticola
                                                   [Populus brandegeei]
                                             Populus nigra
                                                   [Populus dilatata]
                                                   [Populus italica]
                                                   [Populus nigra var. italica]
                                               Populus nigra var. nigra
                                               Populus nigra var. thevestina
                                               Populus nigra var. virginiana
                                             Populus palmeri
                                             Populus pruinosa
                                             Populus przewalskii
                                                   [Populus simonii var. przewalskii]
                                             Populus sieboldii
                                             Populus simaroa
                                             Populus simonii
                                                   [Populus simonii f. fastigiata]
                                             Populus smithii
                                             Populus suaveolens
                                             Populus szechuanica
                                             Populus tacamahaca
                                               Populus tacamahaca var. candicans
                                               Populus tacamahaca var. lanceolata
                                               Populus tacamahaca var. michauxii
                                             Populus tacamahacca
                                               Populus tacamahacca var. candicans
                                             Populus tacanahaca
                                             Populus talassica
                                             Populus tomentosa
                                             Populus tremula
                                               Populus tremula var. davidiana
                                                     [Populus davidiana]
                                               Populus tremula var. tremula
                                             Populus tremuloides
                                                   [Populus X polygonifolia]
                                                   [Populus aurea]
                                                   [Populus cercidiphylla]
                                                   [Populus tremula subsp. tremuloides]
                                                   [Populus tremuloides var. aurea]
                                                   [Populus tremuloides var. cercidiphylla]
                                                   [Populus tremuloides var. intermedia]
                                                   [Populus tremuloides var. magnifica]
                                                   [Populus tremuloides var. rhomboidea]
                                                   [Populus tremuloides var. vancouveriana]
                                                   [Populus vancouveriana]
                                             Populus trichocarpa
                                                   [Populus balsamifera subsp. trichocarpa]
                                                   [Populus trichocarpa var. trichocarpa]
                                               Populus trichocarpa subsp. trichocarpa
                                             Populus tristis
                                             Populus virginiana
                                               Populus virginiana var. pilosa
                                             Populus wilsonii
                                             Populus x acuminata
                                                   [Populus acuminata var. rehderi]
                                             Populus x andrewsii
                                             Populus x barnesii
                                             Populus x bernardii
                                             Populus x berolinensis
                                             Populus x brayshawii
                                             Populus x canadensis
                                             Populus x dutillyi
                                             Populus x eugenei
                                             Populus x generosa
                                             Populus x gileadensis
                                             Populus x hastata
                                             Populus x heimburgeri
                                             Populus x hinckleyana
                                                   [Populus intercurrens]
                                             Populus x inopina
                                             Populus x intercurrens
                                             Populus x parryi
                                             Populus x petrowskiana
                                             Populus x robusta
                                             Populus x rollandii
                                             Populus x rouleauana
                                             Populus x rouleauiana
                                                   [Populus rouleauana]
                                             Populus x smithii
                                                   [Populus barnesii]
                                             Populus x tomentosa
                                             Populus yunnanensis
                                             Populus × bernardii
                                             Populus × canadensis
                                             Populus × canescens
                                                   [Populus canescens]
                                                   [Populus x canescens]
                                             Populus × gileadensis
                                             Populus × jackii
                                                   [Populus jackii]
                                                   [Populus x jackii]
                                             Populus × rasumowskiana
                                                   [Populus rasumowskiana]
                                             Populus × smithii
                                     Prockia
                                             Prockia costaricensis
                                             Prockia crucis
                                                   [Prockia macrostachya]
                                     Ptychocarpus
                                     Rhamnicastrum
                                     Roumea
                                     Ryania
                                             Ryania angustifolia
                                                   [Ryania acuminata]
                                             Ryania pyrifera
                                             Ryania speciosa
                                               Ryania speciosa var. minor
                                               Ryania speciosa var. panamensis
                                             Ryania spruceana
                                     Salix
               Salix F1 hybrid
                                             Salix abscondita
                                                   [Salix sugawarana]
                                             Salix acmophylla
                                                   [Salix persica]
                                             Salix acuminata
                                             Salix acutidens
                                             Salix adenophylla
                                             Salix aegyptiaca
                                                   [Salix medemii]
                                             Salix aeruginosa
                                             Salix alaxensis
                                               Salix alaxensis ssp. alaxensis
                                               Salix alaxensis subsp. alaxensis
                                               Salix alaxensis subsp. longistylis
                                               Salix alaxensis var. alaxensis
                                                     [Salix alaxensis var. obovalifolia]
                                                     [Salix speciosa var. alaxensis]
                                               Salix alaxensis var. longistylis
                                               Salix alaxensis var. silicicola
                                             Salix alba
                                                   [Salix alba subsp. caerulea]
                                                   [Salix alba subsp. vitellina]
                                                   [Salix alba var. caerulea]
                                                   [Salix alba var. calva]
                                                   [Salix alba var. vitellina]
                                                   [Salix pameachiana]
                                                   [Salix vitellina]
                                                   [Salix x alba]
                                               Salix alba subsp. alba
                                                     [Salix alba var. argentea]
                                               Salix alba subsp. micans
                                               Salix alba var. alba
                                               Salix alba var. tristis
                                             Salix albertana
                                             Salix aliena
                                             Salix alpestris
                                               Salix alpestris var. americana
                                             Salix alpina
                                             Salix altobracensis
                                             Salix amphibia
                                             Salix amplifolia
                                             Salix amygdaloides
                                                   [Salix amygdaloides var. wrightii]
                                                   [Salix nigra var. amygdaloides]
                                                   [Salix nigra var. wrightii]
                                                   [Salix wrightii]
                                                   Salix amygdaloides f. pilosiuscula
                                             Salix anamesa
                                             Salix ancorifera
                                             Salix anglorum
                                               Salix anglorum var. antiplasta
                                               Salix anglorum var. araioclada
                                               Salix anglorum var. kophophylla
                                             Salix angustata
                                             Salix angustifolia
                                             Salix apennina
                                             Salix apoda
                                             Salix appendiculata
                                             Salix aquatica
                                             Salix arbuscula
                                               Salix arbuscula var. labradorica
                                             Salix arbusculoides
                                                   [Salix acutifolia]
                                               Salix arbusculoides var. glabra
                                             Salix arbutifolia
                                                   [Chosenia arbutifolia]
                                             Salix arctica
                                                   [Salix arctica subsp. torulosa]
                                                   [Salix arctica var. torulosa]
                                               Salix arctica subsp. arctica
                                               Salix arctica subsp. crassijulis
                                               Salix arctica subsp. tortulosa
                                               Salix arctica var. antiplasta
                                               Salix arctica var. araioclada
                                               Salix arctica var. arctica
                                               Salix arctica var. brownei
                                               Salix arctica var. kophophylla
                                               Salix arctica var. pallasii
                                               Salix arctica var. subcordata
                                               Salix arctica var. tortulosa
                                             Salix arctolitoralis
                                             Salix arctophila
                                               Salix arctophila var. lejocarpa
                                             Salix argyrocarpa
                                               Salix argyrocarpa var. denudata
                                             Salix arizonica
                                             Salix astatulana
                                             Salix athabascensis
                                             Salix atra
                                             Salix atrocinerea
                                             Salix aurita
                                             Salix austinae
                                             Salix babylonica
                                                   [Salix babylonica f. pendula]
                                             Salix ballii
                                             Salix balsamifera
                                               Salix balsamifera var. alpestris
                                               Salix balsamifera var. lanceolata
                                               Salix balsamifera var. vegeta
                                             Salix barclayi
                                                   [Salix barclayi var. angustifolia]
                                                   [Salix barclayi var. conjuncta]
                                                   [Salix barclayi var. rotundifolia]
                                                   [Salix conjuncta]
                                                   [Salix hoyeriana]
                                                   [Salix pyrolifolia var. hoyeriana]
                                                   [Salix regelii]
                                               Salix barclayi var. commutata
                                               Salix barclayi var. hebecarpa
                                               Salix barclayi var. latiuscula
                                               Salix barclayi var. pseudomonticola
                                             Salix barrattiana
                                               Salix barrattiana var. angustifolia
                                               Salix barrattiana var. latifolia
                                               Salix barrattiana var. marcescens
                                               Salix barrattiana var. tweedyi
                                             Salix bebbiana
                                                   [Salix bebbiana var. capreifolia]
                                                   [Salix bebbiana var. depilis]
                                                   [Salix bebbiana var. luxurians]
                                                   [Salix bebbiana var. perrostrata]
                                                   [Salix bebbiana var. projecta]
                                                   [Salix depressa subsp. rostrata]
                                                   [Salix livida var. occidentalis]
                                                   [Salix livida var. rostrata]
                                                   [Salix perrostrata]
                                                   [Salix rostrata var. capreifolia]
                                                   [Salix rostrata var. luxurians]
                                                   [Salix rostrata var. perrostrata]
                                                   [Salix rostrata var. projecta]
                                                   [Salix rostrata]
                                                   [Salix starkeana subsp. bebbiana]
                                                   [Salix vagans var. occidentalis]
                                                   [Salix vagans var. rostrata]
                                                   [Salix xerophila]
                                               Salix bebbiana var. bebbiana
                                             Salix bebbii
                                             Salix behringica
                                             Salix berberifolia
                                               Salix berberifolia subsp. berberifolia
                                                     [Salix berberifolia subsp. brayi]
                                               Salix berberifolia subsp. tschuktschorum
                                                     [Salix tschuktschorum]
                                             Salix bicolor
                                             Salix bigelovii
                                               Salix bigelovii var. latifolia
                                             Salix bistyla
                                             Salix blakii
                                             Salix bockii
                                             Salix boganidensis
                                                   [Salix kolymensis]
                                             Salix bonplandiana
                                                   [Salix bonplandiana var. bonplandiana]
                                                   [Salix bonplandiana var. toumeyi]
                                                   [Salix toumeyi]
                                             Salix boothii
                                                   [Salix curtiflora]
                                                   [Salix lingulata]
                                                   [Salix myrsinites var. curtiflora]
                                                   [Salix myrtillifolia var. brachypoda]
                                                   [Salix myrtillifolia var. curtiflora]
                                                   [Salix myrtillifolia var. lingulata]
                                                   [Salix novae-angliae var. myrtillifolia]
                                                   [Salix novae-angliae var. pseudocordata]
                                                   [Salix pseudocordata var. aequalis]
                                                   [Salix pseudocordata]
                                                   [Salix pseudomyrsinites var. aequalis]
                                             Salix bornmuelleri
                                             Salix brachista
                                             Salix brachycarpa
                                               Salix brachycarpa subsp. brachycarpa
                                               Salix brachycarpa subsp. fullertonensis
                                               Salix brachycarpa subsp. niphoclada
                                               Salix brachycarpa var. alticola
                                               Salix brachycarpa var. antimima
                                               Salix brachycarpa var. brachycarpa
                                               Salix brachycarpa var. fullertonensis
                                               Salix brachycarpa var. glabellicarpa
                                               Salix brachycarpa var. mexiae
                                               Salix brachycarpa var. psammophila
                                               Salix brachycarpa var. sansonii
                                             Salix breweri
                                               Salix breweri var. delnortensis
                                             Salix brownei
                                             Salix brownii
                                               Salix brownii var. tenera
                                             Salix caesia
                                               Salix caesia subsp. caesia
                                                     [Salix myricifolia]
                                             Salix calcicola
                                               Salix calcicola var. calcicola
                                               Salix calcicola var. glandulosior
                                               Salix calcicola var. nicholsiana
                                             Salix californica
                                             Salix callicarpaea
                                             Salix calyculata
                                             Salix cana
                                             Salix candida
                                                   [Salix candida f. denudata]
                                                   [Salix candida var. denudata]
                                                   [Salix candida var. tomentosa]
                                                   [Salix candidula]
                                               Salix candida var. candida
                                             Salix canescens
                                             Salix caprea
                                                   [Salix bakko]
                                                   [Salix grandifolia]
                                                   [Salix hultenii var. angustifolia]
                                                   [Salix hultenii]
                                             Salix capusii
                                                   [Salix caerulea]
                                                   [Salix niedzwieckii]
                                             Salix cardiophylla
                                                   [Salix urbaniana]
                                             Salix carmanica
                                             Salix caroliniana
                                                   [Salix marginata]
                                             Salix cascadensis
                                               Salix cascadensis var. thompsonii
                                             Salix caspica
                                                   [Salix volgensis]
                                             Salix cathayana
                                             Salix caucasica
                                             Salix cavaleriei
                                             Salix chaenomeloides
                                                   [Salix glandulosa]
                                             Salix chamissonis
                                             Salix chapmanii
                                             Salix chevalieri
                                                   [Pleiarina chevalieri]
                                             Salix chlorolepis
                                               Salix chlorolepis var. antimima
                                             Salix cinerea
                                               Salix cinerea subsp. atrocinerea
                                               Salix cinerea subsp. cinerea
                                               Salix cinerea subsp. oleifolia
                                               Salix cinerea var. oleifolia
                                             Salix coactilis
                                             Salix columbiana
                                             Salix coluteoides
                                             Salix commutata
                                                   [Salix commutata subsp. mixta]
                                               Salix commutata var. denudata
                                               Salix commutata var. mixta
                                               Salix commutata var. puberula
                                               Salix commutata var. rubicunda
                                               Salix commutata var. sericea
                                             Salix conformis
                                             Salix cordata
                                                   [Salix pseudocordata var. cordata]
                                               Salix cordata subsp. rigida
                                               Salix cordata var. abrasa
                                               Salix cordata var. angustata
                                               Salix cordata var. balsamifera
                                               Salix cordata var. glaucophylla
                                               Salix cordata var. mackenzieana
                                               Salix cordata var. missouriensis
                                               Salix cordata var. myricoides
                                               Salix cordata var. rigida
                                               Salix cordata var. vestita
                                             Salix cordifolia
                                               Salix cordifolia subsp. callicarpaea
                                               Salix cordifolia var. callicarpaea
                                               Salix cordifolia var. cordifolia
                                               Salix cordifolia var. eucycla
                                               Salix cordifolia var. intonsa
                                               Salix cordifolia var. macounii
                                               Salix cordifolia var. tonsa
                                             Salix coriacea
                                             Salix coulteri
                                             Salix crassa
                                             Salix crassijulis
                                             Salix cuneata
                                             Salix cutleri
                                               Salix cutleri var. labradorica
                                             Salix cyclophylla
                                             Salix daliensis
                                             Salix daltoniana
                                             Salix daphnoides
                                               Salix daphnoides var. pomeranica
                                             Salix dasyclados
                                             Salix decumbens
                                             Salix delnortensis
                                             Salix denticulata
                                               Salix denticulata subsp. denticulata
                                                     [Salix kamaunensis]
                                             Salix denudata
                                             Salix depressa
                                             Salix desertorum
                                               Salix desertorum var. elata
                                               Salix desertorum var. fruticulosa
                                               Salix desertorum var. stricta
                                             Salix discolor
                                               Salix discolor var. discolor
                                               Salix discolor var. eriocephala
                                               Salix discolor var. latifolia
                                               Salix discolor var. overi
                                               Salix discolor var. prinoides
                                               Salix discolor var. rigidior
                                             Salix disperma
                                                   [Salix wallichiana]
                                             Salix divaricata
                                             Salix dodgeana
                                               Salix dodgeana var. subrariflora
                                             Salix dolichostachya
                                                   [Salix daphnoides var. indica]
                                             Salix drummondiana
                                                   [Salix bella]
                                                   [Salix covillei]
                                                   [Salix drummondiana subsp. subcaerulea]
                                                   [Salix drummondiana subsp. subcoerulea]
                                                   [Salix drummondiana var. bella]
                                                   [Salix drummondiana var. subcaerulea]
                                                   [Salix pachnophora]
                                                   [Salix subcaerulea]
                                               Salix drummondiana var. subcoerulea
                                             Salix dubia
                                             Salix dunnii
                                             Salix eastwoodiae
                                                   [Salix eastwoodiae f. callicoma]
                                             Salix ehrhartiana
                                                   [Salix jesupii]
                                             Salix elaeagnos
                                               Salix elaeagnos subsp. angustifolia
                                               Salix elaeagnos subsp. elaeagnos
                                                     [Salix riparia]
                                             Salix eleagnos
                                             Salix elegans
                                             Salix eriocephala
                                                   [Salix rigida f. mollis]
                                               Salix eriocephala subsp. eriocephala
                                               Salix eriocephala subsp. mackenzieana
                                               Salix eriocephala var. eriocephala
                                               Salix eriocephala var. mackenzieana
                                               Salix eriocephala var. monochroma
                                             Salix eriostachya
                                             Salix erythrocarpa
                                             Salix euxina
                                                   [Salix decipiens]
                                             Salix excelsa
                                                   [Salix australior]
                                             Salix exigua
                                                   [Salix argophylla]
                                                   [Salix exigua var. angustissima]
                                                   [Salix exigua var. columbiana]
                                                   [Salix exigua var. luteosericea]
                                                   [Salix exigua var. nevadensis]
                                                   [Salix exigua var. parishiana]
                                                   [Salix exigua var. stenophylla]
                                                   [Salix exigua var. virens]
                                                   [Salix fluviatilis var. argophylla]
                                                   [Salix hindsiana var. leucodendroides]
                                                   [Salix hindsiana var. parishiana]
                                                   [Salix hindsiana var. tenuifolia]
                                                   [Salix hindsiana]
                                                   [Salix interior var. angustissima]
                                                   [Salix interior var. luteosericea]
                                                   [Salix linearifolia]
                                                   [Salix longifolia var. argophylla]
                                                   [Salix longifolia var. exigua]
                                                   [Salix longifolia var. opaca]
                                                   [Salix luteosericea]
                                                   [Salix macrostachya var. leucodendroides]
                                                   [Salix malacophylla]
                                                   [Salix nevadensis]
                                                   [Salix parishiana]
                                                   [Salix sessilifolia subsp. hindsiana]
                                                   [Salix sessilifolia var. hindsiana]
                                                   [Salix sessilifolia var. leucodendroides]
                                                   [Salix stenophylla]
                                               Salix exigua subsp. exigua
                                               Salix exigua subsp. interior
                                               Salix exigua var. exigua
                                               Salix exigua var. exterior
                                               Salix exigua var. hindsiana
                                               Salix exigua var. pedicellata
                                               Salix exigua var. sericans
                                               Salix exigua var. sessilifolia
                                             Salix falcata
                                             Salix fallax
                                             Salix famelica
                                             Salix fargesii
                                               Salix fargesii var. kansuensis
                                             Salix farrae
                                             Salix farriae
                                               Salix farriae var. microserrulata
                                               Salix farriae var. walpolei
                                             Salix fernaldii
                                             Salix flabellaris
                                             Salix flagellaris
                                             Salix flavovirens
                                             Salix floderusii
                                             Salix floridana
                                             Salix foetida
                                                   [Salix vacciniifolia]
                                             Salix franciscana
                                             Salix fruticosa
                                             Salix fulcrata
                                               Salix fulcrata var. subglauca
                                             Salix fullertonensis
                                             Salix fulvopubescens
                                             Salix furcata
                                             Salix fursaevii
                                             Salix fuscata
                                             Salix fuscescens
                                                   [Salix aurora]
                                               Salix fuscescens var. hebecarpa
                                               Salix fuscescens var. reducta
                                             Salix futura
                                             Salix geyeriana
                                                   [Salix geyerana]
                                                   [Salix geyeriana subsp. argentea]
                                                   [Salix geyeriana var. argentea]
                                                   [Salix geyeriana var. geyeriana]
                                                   [Salix geyeriana var. meleina]
                                                   [Salix macrocarpa var. argentea]
                                                   [Salix macrocarpa]
                                                   [Salix meleina]
                                             Salix gilgiana
                                             Salix glabra
                                             Salix glacialis
                                             Salix glatfelteri
                                             Salix glauca
                                               Salix glauca subsp. acutifolia
                                               Salix glauca subsp. callicarpaea
                                               Salix glauca subsp. desertorum
                                               Salix glauca subsp. glabrescens
                                               Salix glauca subsp. glauca
                                                     [Salix melanolepis]
                                               Salix glauca subsp. orestera
                                               Salix glauca subsp. stipulifera
                                               Salix glauca var. acutifolia
                                                     [Salix glauca var. aliceae]
                                                     [Salix glauca var. perstipula]
                                                     [Salix seemannii]
                                               Salix glauca var. alicea
                                               Salix glauca var. callicarpaea
                                               Salix glauca var. cordifolia
                                                     [Salix cordifolia f. atra]
                                                     [Salix cordifolia f. hypoprionota]
                                               Salix glauca var. glabrescens
                                               Salix glauca var. glauca
                                               Salix glauca var. kenosha
                                               Salix glauca var. macounii
                                               Salix glauca var. niphoclada
                                               Salix glauca var. orestera
                                               Salix glauca var. perstipulata
                                               Salix glauca var. poliophylla
                                               Salix glauca var. pseudolapponum
                                               Salix glauca var. seemanii
                                               Salix glauca var. sericea
                                               Salix glauca var. stenolepis
                                               Salix glauca var. stipulata
                                               Salix glauca var. subincurva
                                               Salix glauca var. villosa
                                                     [Salix glauca subsp. villosa]
                                             Salix glaucophylla
                                               Salix glaucophylla var. albovestita
                                               Salix glaucophylla var. angustifolia
                                               Salix glaucophylla var. brevifolia
                                               Salix glaucophylla var. glaucophylla
                                               Salix glaucophylla var. latifolia
                                             Salix glaucophylloides
                                               Salix glaucophylloides var. albovestita
                                               Salix glaucophylloides var. brevifolia
                                               Salix glaucophylloides var. glaucophylla
                                             Salix glaucops
                                               Salix glaucops var. glabrescens
                                               Salix glaucops var. villosa
                                             Salix gmelinii
                                                   [Salix seringeana]
                                             Salix gooddingii
                                                   [Salix gooddingii var. gooddingii]
                                                   [Salix gooddingii var. vallicola]
                                                   [Salix gooddingii var. variabilis]
                                                   [Salix nigra var. vallicola]
                                                   [Salix vallicola]
                                             Salix gordejevii
                                             Salix gracilis
                                               Salix gracilis var. rosmarinoides
                                               Salix gracilis var. textoris
                                             Salix gracilistyla
                                               Salix gracilistyla var. melanostachys
                                             Salix grisea
                                             Salix groenlandica
                                               Salix groenlandica var. lejocarpa
                                             Salix hankensonii
                                             Salix harbisonii
                                             Salix hartwegii
                                             Salix hastata
                                               Salix hastata subsp. hastata
                                               Salix hastata subsp. subintegrifolia
                                               Salix hastata var. farriae
                                               Salix hastata var. subintegrifolia
                                             Salix hebecarpa
                                             Salix hegetschweileri
                                             Salix helvetica
                                                   [Salix arenaria]
                                             Salix herbacea
                                             Salix heteromera
                                             Salix hiraoana
                                               Salix x hiraoana subsp. tsugaluensis
                                             Salix holosericea
                                                   [Salix burjatica]
                                             Salix hookeriana
                                                   [Salix hookerana]
                                               Salix hookeriana var. laurifolia
                                               Salix hookeriana var. tomentosa
                                             Salix hudsonensis
                                             Salix humboldtiana
                                                   [Salix chilensis]
                                                   [Salix humboldtiana var. fastigiata]
                                               Salix humboldtiana var. martiana
                                             Salix humilis
                                               Salix humilis var. angustifolia
                                               Salix humilis var. grandifolia
                                               Salix humilis var. humilis
                                               Salix humilis var. hyporhysa
                                               Salix humilis var. keweenawensis
                                               Salix humilis var. microphylla
                                               Salix humilis var. rigidiuscula
                                               Salix humilis var. tristis
                                             Salix humillima
                                               Salix humillima var. puberula
                                             Salix iliensis
                                             Salix inamoena
                                             Salix incana
                                             Salix integra
                                             Salix interior
                                                   [Salix exigua f. wheeleri]
                                                   [Salix rubra]
                                               Salix interior var. exterior
                                               Salix interior var. interior
                                               Salix interior var. pedicellata
                                               Salix interior var. wheeleri
                                             Salix intermedia
                                             Salix irrorata
                                             Salix ivigtutiana
                                             Salix jaliscana
                                             Salix japonica
                                             Salix jejuna
                                             Salix jenisseensis
                                             Salix jepsonii
                                             Salix kangensis
                                             Salix karelinii
                                                   [Salix himalayensis]
                                             Salix kazbekensis
                                             Salix kobayashii
                                             Salix kochiana
                                             Salix koreensis
                                             Salix koriyanagi
                                             Salix krylovii
                                             Salix kusanoi
                                             Salix labradorica
                                               Salix labradorica var. pumila
                                             Salix laevigata
                                                   [Salix bonplandiana var. laevigata]
                                                   [Salix congesta]
                                                   [Salix laevigata f. araquipa]
                                                   [Salix laevigata var. angustifolia]
                                                   [Salix laevigata var. araquipa]
                                                   [Salix laevigata var. congesta]
                                                   [Salix laevigata var. laevigata]
                                             Salix laggeri
                                                   [Salix stipularis]
                                             Salix lanata
                                               Salix lanata subsp. calcicola
                                               Salix lanata subsp. richardsonii
                                             Salix lapponum
                                             Salix lasiandra
                                                   [Salix lucida subsp. lasiandra]
                                               Salix lasiandra subsp. lasiandra
                                               Salix lasiandra var. caudata
                                                     [Salix lucida subsp. caudata]
                                               Salix lasiandra var. lasiandra
                                             Salix lasiolepis
                                                   [Salix lasiolepis f. glabrescens]
                                               Salix lasiolepis var. bigelovii
                                               Salix lasiolepis var. lasiolepis
                                                     [Salix bakeri]
                                                     [Salix boiseana]
                                                     [Salix lasiolepis var. bakeri]
                                                     [Salix lasiolepis var. bracelinae]
                                                     [Salix lasiolepis var. fallax]
                                                     [Salix lasiolepis var. nivaria]
                                                     [Salix lasiolepis var. sandbergii]
                                                     [Salix lutea var. nivaria]
                                                     [Salix sandbergii]
                                                     [Salix suksdorfii]
                                             Salix latifolia
                                             Salix laurentiana
                                             Salix ledebouriana
                                             Salix ledermannii
                                                   [Pleiarina ledermanii]
                                             Salix leiocarpa
                                             Salix leiolepis
                                             Salix lemmonii
                                                   [Salix lemmonii var. melanolepis]
                                               Salix lemmonii var. austinae
                                               Salix lemmonii var. macrostachya
                                               Salix lemmonii var. melanopsis
                                               Salix lemmonii var. sphaerostachya
                                             Salix ligulifolia
                                                   [Salix cordata var. ligulifolia]
                                                   [Salix eriocephala var. ligulifolia]
                                                   [Salix lutea var. ligulifolia]
                                                   [Salix rigida subsp. ligulifolia]
                                             Salix ligustrina
                                             Salix lindleyana
                                                   [Salix lindleyana var. latifolia]
                                             Salix longifolia
                                               Salix longifolia var. argyrophylla
                                               Salix longifolia var. interior
                                               Salix longifolia var. pedicellata
                                               Salix longifolia var. sericans
                                               Salix longifolia var. sessilifolia
                                               Salix longifolia var. wheeleri
                                             Salix longipes
                                               Salix longipes var. pubescens
                                               Salix longipes var. venulosa
                                               Salix longipes var. wardii
                                             Salix longirostris
                                             Salix longistylis
                                             Salix lucida
                                               Salix lucida subsp. lucida
                                               Salix lucida var. angustifolia
                                               Salix lucida var. caudata
                                               Salix lucida var. intonsa
                                               Salix lucida var. latifolia
                                               Salix lucida var. ovatifolia
                                               Salix lucida var. serissima
                                             Salix ludoviciana
                                             Salix lutea
                                                   [Salix cordata var. denveriana]
                                                   [Salix cordata var. desolata]
                                                   [Salix cordata var. lutea]
                                                   [Salix cordata var. platyphylla]
                                                   [Salix cordata var. watsonii]
                                                   [Salix eriocephala var. famelica]
                                                   [Salix eriocephala var. watsonii]
                                                   [Salix flava]
                                                   [Salix lutea var. desolata]
                                                   [Salix lutea var. famelica]
                                                   [Salix lutea var. platyphylla]
                                                   [Salix lutea var. watsonii]
                                                   [Salix ormsbyensis]
                                                   [Salix rigida var. watsonii]
                                                   [Salix watsonii]
                                               Salix lutea var. turnorii
                                             Salix maccalliana
                                             Salix mackenziana
                                             Salix mackenzieana
                                               Salix mackenzieana var. macrogemma
                                             Salix macounii
                                             Salix macrophylla
                                             Salix macrostachya
                                               Salix macrostachya var. cusickii
                                             Salix magnifica
                                             Salix matsudana
                                                   Salix matsudana f. tortuosa
                                                   Salix matsudana f. tortusoa
                                                   Salix matsudana f. umbraculifera
                                               Salix matsudana var. tortuosa
                                             Salix melanopsis
                                                   [Salix bolanderiana]
                                                   [Salix exigua subsp. melanopsis]
                                                   [Salix exigua var. gracilipes]
                                                   [Salix exigua var. melanopsis]
                                                   [Salix exigua var. tenerrima]
                                                   [Salix fluviatilis var. tenerrima]
                                                   [Salix fluviatilis]
                                                   [Salix longifolia var. tenerrima]
                                                   [Salix melanopsis var. bolanderiana]
                                                   [Salix melanopsis var. gracilipes]
                                                   [Salix melanopsis var. kronkheitii]
                                                   [Salix melanopsis var. kronkheittii]
                                                   [Salix melanopsis var. tenerrima]
                                                   [Salix parksiana]
                                                   [Salix sessilifolia var. vancouverensis]
                                                   [Salix tenerrima]
                                             Salix mesnyi
                                                   [Salix changchowensis]
                                             Salix mexicana
                                             Salix microphylla
                                             Salix mielichhoferi
                                             Salix missouriensis
                                             Salix miyabeana
                                             Salix mollissima
                                             Salix monochroma
                                             Salix monticola
                                                   [Salix amelanchieroides]
                                                   [Salix barclayi var. cochetopiana]
                                                   [Salix barclayi var. neomexicana]
                                                   [Salix barclayi var. padophylla]
                                                   [Salix barclayi var. resurrectionis]
                                                   [Salix barclayi var. uncompahgre]
                                                   [Salix barclayi var. veritomonticola]
                                                   [Salix cordata var. crux-aureae]
                                                   [Salix cordata var. monticola]
                                                   [Salix dissymetrica]
                                                   [Salix monticola var. neomexicana]
                                                   [Salix padifolia]
                                                   [Salix padophylla]
                                                   [Salix pseudomonticola var. padophylla]
                                                   [Salix sawatchicola]
                                             Salix morrisonicola
                                             Salix mucronata
                                               Salix mucronata subsp. capensis
                                                     [Salix capensis]
                                               Salix mucronata subsp. mucronata
                                                     [Salix adamauensis]
                                                     [Salix axillaris]
                                                     [Salix cyathipoda]
                                                     [Salix gariepina]
                                                     [Salix hutchinsii]
                                                     [Salix kamerunensis]
                                                     [Salix nigerica]
                                                     [Salix octandra]
                                                     [Salix safsaf]
                                                     [Salix subserrata var. cyathipoda]
                                               Salix mucronata subsp. subserrata
                                               Salix mucronata subsp. woodii
                                                     [Salix wilmsii]
                                             Salix muehlenbergiana
                                               Salix muehlenbergiana var. angustifolia
                                               Salix muehlenbergiana var. grandifolia
                                             Salix muriei
                                             Salix murielii
                                                   [Salix safsaf var. hirta]
                                             Salix muscina
                                             Salix myricoides
                                               Salix myricoides var. albovestita
                                               Salix myricoides var. angustata
                                               Salix myricoides var. cordata
                                               Salix myricoides var. myricoides
                                               Salix myricoides var. rigida
                                             Salix myrsinifolia
                                               Salix myrsinifolia subsp. myrsinifolia
                                                     [Salix andersoniana]
                                                     [Salix australis]
                                                     [Salix damascena]
                                                     [Salix hirta]
                                             Salix myrsinites
                                               Salix myrsinites var. jacquiniana
                                               Salix myrsinites var. parvifolia
                                             Salix myrtillifolia
                                                   [Salix myrtillifolia var. myrtillifolia]
                                             Salix myrtilloides
                                                   [Salix fusca]
                                                   [Salix pedicillaris]
                                               Salix myrtilloides subsp. myrtilloides
                                                     [Salix myrtoides]
                                               Salix myrtilloides var. hypoglauca
                                               Salix myrtilloides var. pedicellaris
                                             Salix nakamurana
                                                   [Salix nakamurana var. yezoalpina]
                                               Salix nakamurana subsp. kurilensis
                                                     [Salix kurilensis]
                                               Salix nakamurana subsp. yezoalpina
                                                     [Salix yezoalpina]
                                             Salix nasarovii
                                             Salix neoforbesii
                                             Salix nigra
                                                   [Amerina balduiniana]
                                                   [Salix ambigua]
                                                   [Salix gongylocarpa]
                                               Salix nigra var. altissima
                                               Salix nigra var. brevifolia
                                               Salix nigra var. brevijulis
                                               Salix nigra var. falcata
                                               Salix nigra var. lindheimeri
                                               Salix nigra var. longifolia
                                               Salix nigra var. longipes
                                               Salix nigra var. marginata
                                               Salix nigra var. nigra
                                               Salix nigra var. venulosa
                                               Salix nigra var. wardii
                                             Salix nigricans
                                             Salix niphoclada
                                               Salix niphoclada var. fullertonensis
                                               Salix niphoclada var. mexiae
                                               Salix niphoclada var. muriei
                                             Salix nitens
                                             Salix nivalis
                                                   [Salix nivalis var. saximontana]
                                                   [Salix reticulata subsp. nivalis]
                                                   [Salix reticulata var. nana]
                                                   [Salix reticulata var. nivalis]
                                                   [Salix reticulata var. saximontana]
                                                   [Salix saximontana]
                                                   [Salix venusta]
                                                   [Salix vestita var. nana]
                                             Salix novae-angliae
                                             Salix nudescens
                                             Salix nummularia
                                               Salix nummularia subsp. tundricola
                                             Salix obovata
                                             Salix obtusata
                                             Salix occidentalis
                                               Salix occidentalis var. longipes
                                             Salix oleifolia
                                             Salix olgae
                                             Salix orbicularis
                                             Salix oreophila
                                               Salix oreophila var. secta
                                                     [Salix secta]
                                             Salix orestera
                                             Salix oritrepha
                                             Salix ovalifolia
                                               Salix ovalifolia subsp. ovalifolia
                                               Salix ovalifolia var. arctolitoralis
                                               Salix ovalifolia var. camdensis
                                               Salix ovalifolia var. cyclophylla
                                                     [Salix ovalifolia subsp. cyclophylla]
                                               Salix ovalifolia var. glacialis
                                               Salix ovalifolia var. ovalifolia
                                             Salix oxica
                                             Salix oxylepis
                                             Salix paleoneura
                                             Salix pallasii
                                               Salix pallasii var. crassijulis
                                             Salix pallescens
                                             Salix pantosericea
                                             Salix paradoxa
                                                   [Salix rowleei var. cana]
                                                   [Salix rowleei]
                                             Salix paraleuca
                                             Salix patula
                                             Salix peasei
                                             Salix pedicellaris
                                               Salix pedicellaris var. athabascensis
                                               Salix pedicellaris var. hypoglauca
                                               Salix pedicellaris var. pedicellaris
                                               Salix pedicellaris var. tenuescens
                                             Salix pedicellata
                                               Salix pedicellata subsp. pedicellata
                                             Salix pellita
                                                   [Salix chlorophylla var. pellita]
                                                   [Salix pellita f. psila]
                                               Salix pellita var. angustifolia
                                             Salix pendulina
                                               Salix pendulina var. pendulina
                                             Salix pensylvanica
                                             Salix pentandra
                                               Salix pentandra var. lucida
                                             Salix pentandroides
                                             Salix petiolaris
                                                   [Salix subsericea]
                                               Salix petiolaris var. angustifolia
                                               Salix petiolaris var. gracilis
                                               Salix petiolaris var. grisea
                                               Salix petiolaris var. rosmarinoides
                                               Salix petiolaris var. sericea
                                               Salix petiolaris var. subsericea
                                             Salix petraea
                                             Salix petrophila
                                                   [Salix arctica subsp. petraea]
                                                   [Salix arctica var. caespitosa]
                                                   [Salix arctica var. graminifolia]
                                                   [Salix arctica var. petraea]
                                                   [Salix arctica var. petrophila]
                                                   [Salix brownei var. petraea]
                                                   [Salix caespitosa]
                                                   [Salix petrophila var. caespitosa]
                                             Salix phlebophylla
                                                   [Salix palaeoneura]
                                             Salix phylicifolia
                                               Salix phylicifolia subsp. pulchra
                                               Salix phylicifolia var. subglauca
                                             Salix phylicoides
                                             Salix pierotii
                                                   [Salix eriocarpa]
                                                   [Salix jessoensis]
                                             Salix piperi
                                             Salix pitcheriana
                                             Salix planifolia
                                                   [Salix chlorophylla var. monica]
                                                   [Salix chlorophylla var. nelsonii]
                                                   [Salix chlorophylla var. pychnocarpa]
                                                   [Salix chlorophylla]
                                                   [Salix monica]
                                                   [Salix nelsonii]
                                                   [Salix pennata]
                                                   [Salix phylicifolia subsp. planifolia]
                                                   [Salix phylicifolia var. monica]
                                                   [Salix phylicifolia var. pennata]
                                                   [Salix planifolia var. monica]
                                                   [Salix planifolia var. nelsonii]
                                                   [Salix planifolia var. pennata]
                                                   [Salix pychnocarpa]
                                               Salix planifolia ssp. planifolia
                                               Salix planifolia subsp. planifolia
                                               Salix planifolia subsp. pulchra
                                               Salix planifolia subsp. tyrrellii
                                               Salix planifolia var. planifolia
                                               Salix planifolia var. yukonensis
                                             Salix polaris
                                               Salix polaris subsp. pseudopolaris
                                               Salix polaris var. glabrata
                                               Salix polaris var. leiocarpa
                                               Salix polaris var. selwynensis
                                             Salix pringlei
                                             Salix prinoides
                                             Salix prolixa
                                             Salix pseudo-cordata
                                             Salix pseudolapponum
                                               Salix pseudolapponum var. kenosha
                                               Salix pseudolapponum var. subincurva
                                             Salix pseudomedemii
                                             Salix pseudomonticola
                                             Salix pseudomyrsinites
                                                   [Salix myrsinites var. pseudomyrsinites]
                                                   [Salix myrtillifolia var. cordata]
                                                   [Salix myrtillifolia var. pseudomyrsinites]
                                                   [Salix novae-angliae subsp. pseudomyrsinites]
                                                   [Salix novae-angliae var. pseudomyrsinites]
                                             Salix pseudopentandra
                                             Salix pseudopolaris
                                             Salix psilostigma
                                             Salix pulchra
                                               Salix pulchra subsp. parallelinervis
                                                     [Salix parallelinervis]
                                               Salix pulchra var. looffiae
                                               Salix pulchra var. palmeri
                                               Salix pulchra var. yukonensis
                                             Salix purpurea
                                                   [Salix purpurea f. sericea]
                                                   [Salix purpurea f. styligera]
                                                   [Salix purpurea var. angustifolia]
                                                   [Salix purpurea var. gracilis]
                                                   Salix purpurea f. gracilis
                                               Salix purpurea var. nana
                                             Salix purshiana
                                             Salix pycnostachya
                                               Salix pycnostachya var. oxycarpa
                                                     [Salix oxycarpa]
                                             Salix pyrenaica
                                             Salix pyrifolia
                                               Salix pyrifolia var. lanceolata
                                             Salix pyrolifolia
                                             Salix raupii
                                             Salix rectijulis
                                             Salix recurvata
                                             Salix reinii
                                                   [Salix reinii var. eriocarpa]
                                             Salix repens
                                               Salix repens subsp. argentea
                                                     [Salix repens f. argentea]
                                                     [Salix repens var. argentea]
                                               Salix repens subsp. dunensis
                                                     [Salix argentea]
                                               Salix repens subsp. repens
                                                     [Salix patzeana]
                                                     [Salix polymorpha]
                                                     [Salix repens f. fusca]
                                                     [Salix repens var. fusca]
                                                     [Salix repens var. nitida]
                                                     [Salix subalpina]
                                               Salix repens subsp. rosmarinifolia
                                             Salix reptans
                                             Salix reticulata
                                                   [Salix reticulata var. subrotunda]
                                               Salix reticulata ssp. reticulata
                                               Salix reticulata subsp. glabellicarpa
                                               Salix reticulata subsp. orbicularis
                                               Salix reticulata subsp. reticulata
                                               Salix reticulata var. gigantifolia
                                               Salix reticulata var. glabra
                                               Salix reticulata var. orbicularis
                                               Salix reticulata var. reticulata
                                               Salix reticulata var. semicalva
                                               Salix reticulata var. vestita
                                             Salix retusa
                                               Salix retusa var. serpyllifolia
                                             Salix rhaetica
                                             Salix rhamnifolia
                                                   [Salix chlorostachya]
                                             Salix richardsonii
                                                   [Salix lanata f. richardsonii]
                                               Salix richardsonii var. macouniana
                                               Salix richardsonii var. mckeandii
                                             Salix rigida
                                               Salix rigida subsp. mackenzieana
                                               Salix rigida var. angustata
                                               Salix rigida var. mackenzieana
                                               Salix rigida var. macrogemma
                                               Salix rigida var. rigida
                                               Salix rigida var. vestita
                                             Salix riskindii
                                             Salix rorida
                                                   [Salix lackschewitziana]
                                             Salix rosmarinifolia
                                                   [Salix repens var. rosmarinifolia]
                                                   [Salix sibirica]
                                               Salix rosmarinifolia var. brachypoda
                                                     [Salix brachypoda]
                                             Salix rosthornii
                                                   [Salix anisandra]
                                             Salix rotundata
                                             Salix rotundifolia
                                                   [Salix x pilosiuscula]
                                               Salix rotundifolia ssp. rotundifolia
                                               Salix rotundifolia subsp. dodgeana
                                               Salix rotundifolia subsp. rotundifolia
                                               Salix rotundifolia var. dodgeana
                                               Salix rotundifolia var. rotundifolia
                                             Salix rydbergii
                                             Salix sachalinensis
                                             Salix sajanensis
                                             Salix salviifolia
                                             Salix saposhnikovii
                                             Salix saskatchevana
                                             Salix saxatilis
                                             Salix schaffneri
                                             Salix schwerinii
                                             Salix sclerophylla
                                             Salix scouleriana
                                                   [Salix brachystachys var. scouleriana]
                                                   [Salix brachystachys]
                                                   [Salix capreoides]
                                                   [Salix flavescens var. capreoides]
                                                   [Salix flavescens var. scouleriana]
                                                   [Salix flavescens]
                                                   [Salix nuttallii var. brachystachys]
                                                   [Salix nuttallii var. capreoides]
                                                   [Salix nuttallii]
                                                   [Salix scoulerana]
                                                   [Salix scouleriana var. brachystachys]
                                                   [Salix scouleriana var. coetanea]
                                                   [Salix scouleriana var. crassijulis]
                                                   [Salix scouleriana var. flavescens]
                                                   [Salix scouleriana var. poikila]
                                                   [Salix scouleriana var. scouleriana]
                                                   [Salix scouleriana var. thompsonii]
                                                   [Salix stagnalis]
                                                   [Salix wendtii]
                                             Salix seemanii
                                             Salix sensitiva
                                             Salix sericea
                                               Salix sericea var. subsericea
                                             Salix seriocarpa
                                             Salix serissima
                                             Salix serotina
                                             Salix serpyllifolia
                                             Salix serpyllum
                                                   [Salix hylematica]
                                             Salix sessilifolia
                                                   [Salix fluviatilis var. sessilifolia]
                                               Salix sessilifolia var. villosa
                                             Salix setchelliana
                                             Salix sieboldiana
                                             Salix silesiaca
                                             Salix silicicola
                                             Salix simulans
                                             Salix sitchensis
                                                   [Salix sitchensis f. coulteri]
                                                   [Salix sitchensis var. coulteri]
                                                   [Salix sitchensis var. parvifolia]
                                               Salix sitchensis var. angustifolia
                                               Salix sitchensis var. congesta
                                               Salix sitchensis var. denudata
                                               Salix sitchensis var. parviflora
                                               Salix sitchensis var. pellita
                                               Salix sitchensis var. ralphiana
                                               Salix sitchensis var. sitchensis
                                             Salix smithiana
                                             Salix songarica
                                             Salix sphenophylla
                                               Salix sphenophylla subsp. pseudotorulosa
                                             Salix splendens
                                             Salix squamata
                                             Salix starkeana
                                                   [Salix livida]
                                             Salix stenocarpa
                                             Salix stipulifera
                                             Salix stolonifera
                                             Salix stricta
                                             Salix subcoerulea
                                             Salix subcordata
                                             Salix subfragilis
                                                   [Salix nipponica]
                                             Salix subserrata
                                             Salix syrticola
                                             Salix tagawana
                                                   [Salix fulvopubescens var. tagawana]
                                             Salix taraikensis
                                             Salix tarraconensis
                                             Salix taxifolia
                                                   [Salix exilifolia]
                                                   [Salix taxifolia var. lejocarpa]
                                                   [Salix taxifolia var. limitanea]
                                                   [Salix taxifolia var. microphylla]
                                                   [Salix taxifolia var. seriocarpa]
                                               Salix taxifolia var. taxifolia
                                             Salix tenera
                                             Salix tenuijulis
                                             Salix tetrasperma
                                                   [Salix azaolana]
                                                   [Salix cuspidata]
                                                   [Salix pyrina]
                                               Salix tetrasperma var. ichnostachya
                                                     [Salix ichnostachya]
                                             Salix thurberi
                                                   [Salix longifolia var. angustissima]
                                             Salix torreyana
                                             Salix tortulosa
                                             Salix torulosa
                                             Salix tracyi
                                             Salix triandra
                                                   [Salix amygdalina]
                                                   [Salix medwedewii]
                                               Salix triandra subsp. amygdalina
                                                     [Salix amygdalina var. glaucophylla]
                                               Salix triandra subsp. triandra
                                                     [Salix amygdalina var. concolor]
                                                     [Salix trevirani]
                                             Salix tristis
                                               Salix tristis var. glabrata
                                               Salix tristis var. longifolia
                                               Salix tristis var. microphylla
                                               Salix tristis var. momadelphia
                                             Salix tundricola
                                             Salix turanica
                                             Salix turczaninowii
                                             Salix turnorii
                                             Salix tweedyi
                                             Salix tyrrellii
                                             Salix udensis
                                                   [Salix siuzevii]
                                             Salix ulmifolia
                                             Salix unalaschensis
                                             Salix undulata
                                             Salix uralicola
                                             Salix uva-ursi
                                             Salix vacciniformis
                                             Salix vagans
                                             Salix variegata
                                             Salix vestita
                                                   [Salix vestita f. mensalis]
                                               Salix vestita subsp. leiolepis
                                               Salix vestita var. erecta
                                               Salix vestita var. humilior
                                               Salix vestita var. psilophylla
                                             Salix villosa
                                               Salix villosa var. acutifolia
                                             Salix viminalis
                                             Salix vinogradovii
                                             Salix vulpina
                                                   [Salix alopochroa]
                                             Salix waldsteiniana
                                             Salix walpolei
                                             Salix warburgii
                                             Salix wardi
                                             Salix wardii
                                             Salix wheeleri
                                             Salix wiegandii
                                             Salix wilhelmsiana
                                             Salix wilsonii
                                             Salix wolfii
                                                   [Salix idahoensis]
                                                   [Salix wolfii subsp. idahoensis]
                                               Salix wolfii subsp. wolfii
                                               Salix wolfii var. idahoensis
                                               Salix wolfii var. pseudolapponum
                                               Salix wolfii var. wolfii
                                             Salix wyomingensis
                                             Salix x ambigua
                                             Salix x amoena
                                               Salix x amoena subsp. callicarpaea
                                             Salix x argusii
                                               Salix x argusii subsp. brachycarpa
                                             Salix x bebbii
                                             Salix x beschelii
                                             Salix x brachypurpurea
                                               Salix x brachypurpurea var. psammophila
                                             Salix x cotteti
                                             Salix x cottetii
                                             Salix x cryptodonta
                                             Salix x dichroa
                                             Salix x dieckiana
                                                   [Salix dieckiana]
                                             Salix x doniana
                                             Salix x dutillyi
                                             Salix x ehrhartiana
                                             Salix x gaspensis
                                                   [Salix x gaspeensis]
                                               Salix x gaspensis subsp. brachycarpa
                                             Salix x grahamii
                                             Salix x grayi
                                             Salix x hankensonii
                                             Salix x hebecarpa
                                             Salix x hudsonensis
                                             Salix x jamesensis
                                             Salix x jesupii
                                             Salix x laestadiana
                                             Salix x laurentiana
                                             Salix x mollissima
                                             Salix x obtusata
                                             Salix x paraleuca
                                             Salix x peasei
                                             Salix x pedunculata
                                                   [Salix pedunculata]
                                             Salix x pellicolor
                                             Salix x pontederana
                                             Salix x princeps-ourayi
                                             Salix x rubella
                                             Salix x rubra
                                             Salix x salamonii
                                                   [Salix sepulcralis]
                                             Salix x schneiderii
                                                   [Salix x schneideri]
                                             Salix x sericans
                                                   [Salix fluviatilis var. sericans]
                                             Salix x seringeana
                                             Salix x simulans
                                             Salix x simulatrix
                                             Salix x smithiana
                                             Salix x solheimii
                                             Salix x subsericea
                                             Salix x ungavensis
                                             Salix x waghornei
                                                   [Salix waghornei]
                                             Salix x wiegandii
                                             Salix x wrightii
                                             Salix x wyomingensis
                                             Salix × amoena
                                             Salix × calodendron
                                                   [Salix calodendron]
                                                   [Salix sericans]
                                             Salix × conifera
                                                   [Salix conifera]
                                                   [Salix x conifera]
                                             Salix × fragilis
                                                   [Salix fragilis]
                                                   [Salix russelliana]
                                                   [Salix viridis]
                                                   [Salix x fragilis]
                                               Salix fragilis var. basfordiana
                                                     [Salix basfordiana]
                                             Salix × glatfelteri
                                                   [Salix x glatfelteri]
                                             Salix × lambertiana
                                                   [Salix purpurea f. lambertiana]
                                             Salix × mairei
                                             Salix × neotricha
                                             Salix × peloritana
                                             Salix × rubens
                                                   [Salix X rubens]
                                                   [Salix fragilis var. pendula]
                                                   [Salix rubens]
                                             Salix × tetrapla
                                                   [Salix tetrapla]
                                             Salix × viciosorum
                                             Salix × wrightii
                                               Salix pedicellata subsp. canariensis
                                                     [Salix canariensis]
                                     Samyda
                                             Samyda campanulata
                                             Samyda dodecandra
                                             Samyda guidonia
                                             Samyda macrantha
                                                   [Samyda grandiflora]
                                             Samyda mexicana
                                             Samyda parviflora
                                             Samyda rubra
                                             Samyda serrulata
                                             Samyda spinulosa
                                             Samyda subintegra
                                             Samyda yucatanensis
                                     Scolopia
                                             Scolopia braunii
                                             Scolopia brownii
                                             Scolopia crassipes
                                             Scolopia crenata
                                             Scolopia luzonensis
                                             Scolopia madagascariensis
                                             Scolopia oldhamii
                                             Scolopia orientalis
                                             Scolopia pusilla
                                             Scolopia rhamniphylla
                                                   [Scolopia guerkeana]
                                                   [Scolopia ledermannii]
                                             Scolopia saeva
                                             Scolopia spinosa
                                             Scolopia stolzii
                                               Scolopia stolzii var. riparia
                                                     [Scolopia riparia]
                                               Scolopia stolzii var. stolzii
                                             Scolopia theifolia
                                                   [Scolopia zavattarii]
                                             Scolopia zeyheri
                                                   [Eriudaphus ecklonii]
                                                   [Eriudaphus zeyheri]
                                                   [Rhamnicastrum ecklonii]
                                                   [Rhamnicastrum zeyheri]
                                                   [Scolopia cuneata]
                                                   [Scolopia dekindtiana]
                                                   [Scolopia ecklonii]
                                                   [Scolopia engleri]
                                                   [Scolopia gerardii]
                                                   [Scolopia gossweileri]
                                                   [Scolopia rigida]
                                                   [Scolopia stuhlmannii]
                                                   [Scolopia thorncroftii]
                                     Scyphostegia
                                             Scyphostegia borneensis
                                     Tetrathylacium
                                             Tetrathylacium johansenii
                                             Tetrathylacium macrophyllum
                                     Tisonia
                                             Tisonia baronii
                                                   [Tisonia crenata]
                                             Tisonia coriacea
                                             Tisonia ficulnea
                                     Toisusu
                                     Trichostephanus
                                             Trichostephanus acuminatus
                                             Trichostephanus gabonensis
                                     Trilix
                                     Trimeria
                                             Trimeria grandifolia
                                                   [Trimeria macrophylla]
                                               Trimeria grandifolia subsp. grandifolia
                                                     [Monospora grandifolia]
                                                     [Monospora rotundifolia]
                                                     [Trimeria rotundifolia]
                                               Trimeria grandifolia subsp. tropica
                                                     [Trimeria bakeri]
                                                     [Trimeria tropica]
                                             Trimeria trinervis
                                     Tsavo
                                     Ventenatia
                                     Xylosma
                                             Xylosma acunae
                                             Xylosma bahamense
                                                   [Myroxylon bahamense]
                                             Xylosma bahamensis
                                             Xylosma benthamii
                                             Xylosma brachystachys
                                             Xylosma buxifolia
                                                   [Xylosma ilicifolia]
                                             Xylosma buxifolium
                                                   [Xylosma dussii]
                                                   [Xylosma infestum]
                                             Xylosma characantha
                                             Xylosma chlorantha
                                             Xylosma ciliatifolia
                                             Xylosma ciliatifolium
                                             Xylosma cinerea
                                             Xylosma claraense
                                             Xylosma congesta
                                                   [Xylosma senticosa]
                                             Xylosma congestum
                                                   [Xylosma senticosum]
                                             Xylosma controversa
                                             Xylosma coriaceum
                                                   [Rumea coriacea]
                                             Xylosma crenata
                                             Xylosma crenatum
                                             Xylosma domingensis
                                                   [Priamosia domingensis]
                                             Xylosma elliptica
                                             Xylosma fawcettii
                                             Xylosma flexuosa
                                                   [Flacourtia celastrina]
                                                   [Hisingera cinerea]
                                                   [Hisingera paliurus]
                                                   [Prockia obovata]
                                                   [Xylosma anisophylla]
                                                   [Xylosma blepharodes]
                                                   [Xylosma celastrina]
                                                   [Xylosma palmeri]
                                                   [Xylosma pringlei]
                                             Xylosma flexuosum
                                                   [Xylosma celastrinum]
                                             Xylosma hawaiiensis
                                               Xylosma hawaiiensis var. hillebrandii
                                             Xylosma hillebrandii
                                             Xylosma hispidula
                                             Xylosma infesta
                                             Xylosma intermedia
                                                   [Eichlerodendron mexicanum]
                                                   [Xylosma excelsa]
                                                   [Xylosma horrida]
                                             Xylosma intermedium
                                                   [Xylosma albida]
                                             Xylosma longipedicellata
                                             Xylosma longipetiolata
                                             Xylosma maidenii
                                             Xylosma martinicense
                                                   [Myroxylon martinicense]
                                             Xylosma nelsonii
                                             Xylosma oligandra
                                                   [Xylosma sylvicola]
                                             Xylosma orbiculata
                                                   [Xylosma bryanii]
                                             Xylosma orbiculatum
                                             Xylosma ovata
                                             Xylosma pachyphylla
                                             Xylosma panamensis
                                                   [Hisingera elliptica]
                                                   [Xylosma ellipticum]
                                                   [Xylosma hemsleyana]
                                             Xylosma paucinervosa
                                             Xylosma prockia
                                             Xylosma proctorii
                                             Xylosma pseudosalzmanii
                                             Xylosma pseudosalzmannii
                                             Xylosma pubescens
                                             Xylosma quichense
                                             Xylosma quichensis
                                                   [Xylosma chiapensis]
                                             Xylosma sanctae-annae
                                             Xylosma schaefferioides
                                             Xylosma schwaneckeana
                                             Xylosma schwaneckeanum
                                             Xylosma shaferi
                                                   [Myroxylon shaferi]
                                             Xylosma simulans
                                             Xylosma tessmannii
                                             Xylosma tweediana
                                             Xylosma velutinum
                                                   [Xylosma velutina]
                                             Xylosma venosa
                                             Xylosma venosum
                                     Zuelania
                                             Zuelania guidonia

Problematic Rooting (18680)
                                               Salix fragilis var. decipiens

Problematic Rooting (404153)
                                               Oncoba tettensis var. fissistyla
                                                     [Oncoba fissistyla]
                                                     [Xylotheca fissistyla]
                                                     [Xylotheca holtzii]
                                                     [Xylotheca sulcata]
                                                     [Xylotheca tettensis var. fissistyla]
                                               Oncoba tettensis var. macrophylla
                                                     [Chlanis macrophylla]
                                                     [Oncoba angustipetala]
                                                     [Oncoba macrophylla]
                                                     [Oncoba petersiana]
                                                     [Oncoba stuhlmannii]
                                                     [Xylotheca macrophylla]
                                                     [Xylotheca stuhlmannii]
                                                     [Xylotheca tettensis var. macrophylla]
                                               Oncoba tettensis var. tettensis
                                                     [Xylotheca tettensis var. tettensis]