where …

leaves=hairy white silky
◼︎ white willow  Salix alba

leaves and twigs droop
weeping willow  Salix babylonica

leaves= rounded
◼︎ black willow  Salix nigra

uppersurface=pale green, undersurface=​paler
peach-leaved willow  Salix amygdaloides

Learn more about willow genus Salix (Salix spp.)

A group of about 400 species of deciduous trees and shrubs.

Part of willow  family Salicaceae.

Native to cold and temperate regions of the 🌐︎ Northern Hemisphere, usually in areas with moist soils.   🗺 Map by county (🇺🇸 USA-48) (color key), 🗺 map of 3 species, not covered above.   🗺 Map of moist soils (🇺🇸 USA-48) (bottom left > select).

Uses by native peoples
(Ethnobotany database)
  In areas where these plants are native, these plants are among the wet-loving (but terrestrial ) shrubs and trees planted to protect eroding streambanks, lakeshores, floodplains, stormwater detention ponds, road slopes and landslides, using a process called live-staking.

Salix hosts caterpillars of 455 species
of butterflies and moths, in some areas.

🔍︎ 🔍︎ images Discover Life Encyclopedia of Life Michigan Flora Flora of North America NRCS PLANTS db Wikipedia