Salix babylonica Salix babylonica Salix babylonica (Babylon willow or weeping willow; ) is a species of willow native to dry areas of northern China, but cultivated for millennia elsewhere in Asia, being traded along the Silk Road to southwest Asia and Europe. "Salix babylonica" is a medium- to large-sized deciduous tree, growing up to tall. It grows rapidly, but has a short lifespan, between 40 and 75 years. The shoots are yellowish-brown, with small buds. The leaves are alternate and spirally arranged, narrow, light green, 4–16 cm long and 0.5–2 cm broad, with finely serrate margins and long acuminate tips; they turn
Salix hookeriana Jackson Hooker, author of Flora Boreali-Americana in which the species was first published. The plant is native to the west coast of North America from Alaska to northern California, where it grows in coastal habitat such as beaches, marshes, floodplains, and canyons. Salix hookeriana Salix hookeriana is a species of willow known by the common names dune willow, coastal willow, and Hooker's willow. "Salix hookeriana" is a shrub or tree growing up to tall, sometimes forming bushy colonial thickets. The leaves are up to 11 cm long, generally oval in shape, wavy along the edges, and hairy to woolly in