Sonoran Desert Naturalist >>> Field Guide >>> Sonoran Desert Flora >>> Fabaceae-Papilionoideae >>> Phaseolus filiformis

Slimjim Bean

Phaseolus filiformis
(P. wrightii)

Phaseolus filiformis, Slimjim Bean, photo © by Michael Plagens

Observed at Mesquite Wash, Maricopa Co., Arizona on 18 October 2009.

FLOWERS: Hot pink pea flowers with two prominent wings looking like rabbit-ears. Color may also be purplish. Calyx short. Flowering mostly after summer rains, July thru November.

HERBACEOUS VINE: A weakly twining vine often low and obscure.

FRUIT: Small, ca. 3cm, pod with one or a few beans.

LEAVES: Compound leaves with usu. three broadly triangular leaflets that usu. have shallow lobes.

RANGE: This plant is found in canyons and along washes in the Sonoran Desert. Generally distributed across the southwestern United States from California to Texas and south into Mexico.


Fabaceae -- Bean Family

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Copyright Michael J. Plagens, page created 21 October 2012,
updated 26 December 2012