Rupertia hallii

Hall's rupertia, Hall's Rupertia

Family: Fabaceae · Type: perennial · Native

Conservation status: CNPS 1B.2

Hall's rupertia is a rare (CNPS 1B.2) California native perennial found in the northern California Cascades and Modoc Plateau, specifically in Butte and Tehama counties, in woodland openings at elevations below 2,250 meters. Flowering from June to August, this plant produces small flowers with banner petals 11 to 12 millimeters long. Growing with erect stems less than one meter tall, it develops a distinctive growth habit with widely spreading leaflets. Its leaves feature large stipules 13 to 15 millimeters long and leaflets 4 to 9 centimeters in length, ranging from lanceolate to widely ovate with glandular surfaces. The fruit is elliptic, 7 to 10 millimeters long, covered in sparse golden glands that fade with age and featuring a short 1 to 3 millimeter beak.

Habitat: Woodland openings

Bloom period: Jun-Aug

Elevation: < 2250 m

Bioregions: CaRH (Butte, Tehama cos.).

California counties: Tehama, Butte

Data from The California Species Project — 14,000+ California species with verified data from CNPS, CDFW, USFWS, Jepson eFlora, Cal-IPC, and more.