#willow_tree__willow  any of numerous deciduous trees and shrubs of the genus Salix
  supertype:  tree  a tall perennial woody plant having a main trunk and branches forming a distinct elevated crown; includes both gymnosperms and angiosperms
  member of:  genus_Salix
  subtype:  osier  any of various willows having pliable twigs used in basketry and furniture
     subtype:  golden_willow__Salix_alba_vitellina__Salix_vitellina  European willow having grayish leaves and yellow-orange twigs used in basketry
     subtype:  almond_willow__black_Hollander__Salix_triandra__Salix_amygdalina  Old World willow with light green leaves cultivated for use in basketry
     subtype:  purple_willow__red_willow__redwillow__red_osier__redosier__basket_willow__purple_osier__Salix_purpurea  Eurasian osier having reddish or purple twigs and bark rich in tannin
     subtype:  common_osier__hemp_willow__velvet_osier__Salix_viminalis  willow with long flexible twigs used in basketry
  subtype:  white_willow__whitewillow__huntingdonwillow__Salix_alba  large willow tree of Eurasia and North Africa having grayish canescent leaves and gray bark
  subtype:  silver_willow__silky_willow__silkywillow__salixalbasericea__Salix_sericea  North American willow with grayish silky pubescent leaves that usually blacken in drying
  subtype:  cricket-bat_willow__cricketbatwillow__Salix_alba_caerulea  Eurasian willow tree having grayish leaves and ascending branches
  subtype:  arctic_willow__Salix_arctica  low creeping shrub of Arctic Europe and America
  subtype:  Babylonian_weeping_willow__weeping_willow__weepingwillow__Salix_babylonica  willow with long drooping branches and slender leaves native to China; widely cultivated as an ornamental
  subtype:  Wisconsin_weeping_willow__Salix_pendulina__Salix_blanda__Salix_pendulina_blanda  hybrid willow usually not strongly weeping in habit
  subtype:  pussy_willow__pussywillow__Salix_discolor  small willow of eastern North America having grayish leaves and silky catkins that come before the leaves
  subtype:  sallow  any of several Old World shrubby broad-leaved willows having large catkins; some are important sources for tanbark and charcoal
     subtype:  goat_willow__florist's_willow__florist'swillow__pussy_willow__pussywillow__Salix_caprea  much-branched Old World willow having large catkins and relatively large broad leaves
  subtype:  peachleaf_willow__peachleafwillow__peach-leaved_willow__almond-leaves_willow__Salix_amygdaloides  willow of the western United States with leaves like those of peach or almond trees
  subtype:  hoary_willow__hoarywillow__sage_willow__Salix_candida  North American shrub with whitish canescent leaves
  subtype:  crack_willow__crackwillow__brittle_willow__brittlewillow__snap_willow__Salix_fragilis  large willow tree with stiff branches that are easily broken
  subtype:  prairie_willow__prairiewillow__Salix_humilis  slender shrubby willow of dry areas of North America
  subtype:  dwarf_willow__dwarfwillow__Salix_herbacea  widely distributed boreal shrubby willow with partially underground creeping stems and bright green glossy leaves
  subtype:  gray_willow__Salix_cinerea  Eurasian shrubby willow with whitish tomentose twigs
  subtype:  arroyo_willow__Salix_lasiolepis  shrubby willow of the western United States
  subtype:  shining_willow__shiningwillow__Salix_lucida  common North American shrub with shiny lanceolate leaves
  subtype:  swamp_willow__swampwillow__black_willow__blackwillow__Salix_nigra  North American shrubby willow having dark bark and linear leaves growing close to streams and lakes
  subtype:  bay_willow__baywillow__laurel_willow__Salix_pentandra  European willow tree with shining leathery leaves; widely naturalized in the eastern United States
  subtype:  balsam_willow__Salix_pyrifolia  small shrubby tree of eastern North America having leaves exuding an odor of balsam when crushed
  subtype:  creeping_willow__Salix_repens  small trailing bush of Europe and Asia having straggling branches with silky green leaves of which several varieties are cultivated
  subtype:  Sitka_willow__silky_willow__silkywillow__salixsitchensi  small shrubby tree of western North America (Alaska to Oregon)
  subtype:  dwarf_gray_willow__sage_willow__Salix_tristis  willow shrub of dry places in the eastern United States having long narrow leaves canescent beneath
  subtype:  bearberry_willow__bearberrywillow__Salix_uva-ursi  dwarf prostrate mat-forming shrub of arctic and alpine regions of North America and Greenland having deep green elliptic leaves that taper toward the base

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