Trees

Leaves present, more than 8 inches long
Leaves 3 to 6 feet long	California fan palm
Leaves 8 to 14 inches long	Joshua tree
Leaves present, but less than 8 inches long
Stems with spines
Tree with dark brown bark; flowers blue	Ironwood
Tree or tall shrub with green bark; flowers yellow	Palo verde
Stems without spines
Leaves narrow, 3 to 6 inches long; flowers showy, pink-lavender	Desert willow
Leaves broad, 1 to 3 inches long	Black cottonwood
Leaves tiny and scale-like	Tamarisk
Leaves not present; stems gray	Smoke tree