Salix

Salix exigua

Small deciduous tree, clumping, gray furrowed bark, gray-silky leaves

Deciduous tree, rough dark bark, narrow light green leaves, fast

Deciduous tree, narrow light green leaves, red-brown to yellowish twigs

Deciduous tree, smooth bark, leaves dark green, glaucous below

Deciduous tree, rough brown bark, large leaves, dark green above, glaucous below