Bajada Lupine
Lupinus concinnus
Photographed near Camp Creek, Maricopa County, Arizona. March 2009.
ANNUAL: Ephemeral herb of the Sonoran Desert spring. Generally small,
rarely surpassing 30 cm tall.
Usually erect.
FLOWERS: Lavender, pink and white pea flowers.
Banner petal with white or yellowish spot.
LEAVES: Palmate leaves dense with silky hairs.
RANGE: Occurs on sandy to gravel soils in the Sonoran Desert in Arizona. Ranges
east to Texas and west to California.
FRUIT: Bean capsules split open explosively as each valve twists in
opposite directions - about four bean-seeds are thus ejected a meter or more
away from the parent plant.
UNARMED. Without thorns.