California Indigobush

Amorpha hispidula Greene, Fl. Franc. 14. 1891
Amorpha californica Brewer & Wats. Bot. Calif. 1: 140, in part. 1876. Not A. californica Nutt. 1838.
A shrub, 5-12 dm. high; branches sparingly hairy or glabrous; leaves ascending, 1-1.5 dm. long; stipules membranous, lanceolate; petioles about 1 cm. long, as well as the rachis with scattered stalked glands; leaflets 15-25, oval or elliptic, 1-3.5 cm. long, 5-15 mm. broad, glabrous or with a few scattered hairs, rounded at each end or retuse at the apex, conspicuously glandular-punctate beneath; racemes solitary, 5-10 cm. long; calyx 4 mm. long, sparingly pilose, 10-grooved; lobes lance-triangular, fully one half as long as the tube; banner reddishpurple, obovate, 4 mm. long; pod straight on the back, 5-6 mm. long, rather conspicuously glandular-punctate.
Type locality': Monterey County, California. Distribution: Central California.

Amorpha californica Nutt.; T. & G. Fl. N. Am. 1: 306 1838.
? Amorpha hispidula Greene, Fl. Franc. 14, in part. 1891. Amorpha hispidula C. K. Schneid. Handb. Laubh. 2: 71. 1907.
A shrub, 1-3 m. high; branches more or less short-pilose and with some stalked glands; leaves 1-2 dm. long, ascending; stipules membranous, lanceolate or oblong; petioles about 1 cm. long, as well as the rachis pilose and with scattered stalked glands; leaflets 11-25, from broadly oval to elliptic, rounded at both ends or retuse and mucronate at the apex, softly pilose on both sides, 1-3 cm. long, 5-15 mm. wide; racemes mostly solitary, 5-20 cm. long, pilose; calyx 5-6 mm. long, densely pilose, 10-grooved; lobes lanceolate, about equaling the tube; banner reddish-purple, obovate-cuneate, 5 mm. long; pod curved on the back, 8 mm. long, 3 mm. wide, puberulent and conspicuously glandular-dotted.
Type locality: Santa Barbara, California.
Distribution: Western Arizona and southern California; apparently also in Shasta County.

Amorpha californica is a species of flowering plant in the legume family known by the common name California false indigo.

It is native to California, Arizona, and northern Baja California, where it grows in the California chaparral and woodlands and other chaparral and oak woodlands habitats. It is generally considered an understory plant.