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 denticulata present in Afghanistan, Pakistan, Nepal, India and the Chinese provinces of Sichuan, Tibet and Yunnan. Its typical habitat is gullies and river valleys at around . Salix denticulata Salix denticulata is a species of shrub or small tree in the family Salicaceae. It is a mountain species endemic to the Himalayan region. "Salix denticulata" can reach a height of . The shoots are downy when young. The dull green leaves are paler underneath, obovate, lanceolate or elliptic, with toothed margins, long, with very short petioles. Like all willows this species is dioecious. Male catkins are long, with yellow anthers, and