Herbs perennial, selenophytes, caulescent; caudex superficial. Hairs malpighian. Stems several to many. Stipules connate. Leaves odd-pinnate, subsessile; leaflets (7–)11–23, jointed to rachis. Racemes densely becoming loosely flowered, flowers ascending. Calyx tubes short-cylindric. Corollas whitish, keel tip faintly maculate, banner recurved through 45°, keel obtuse. Legumes ultimately deciduous, short-stipitate or subsessile, declined or pendulous, narrowly ellipsoid or lanceoloid-ellipsoid, compressed dorsiventrally, slightly 3-sided, unilocular. Seeds 5–11.

Distribution

sw United States.

Discussion

Species 1.

Selected References

None.

Lower Taxa

None.