Eremothera boothii subsp. boothii

Booth's evening-primrose, Booth's Evening-Primrose

Family: Onagraceae · Type: annual · Native

Conservation status: CNPS 2B.3

Booth's evening-primrose is a native annual found in the southern eastern California deserts in sandy flats, steep loose slopes, and Joshua-tree and pinyon/juniper woodland at elevations of 900 to 2,400 meters. Flowering from June to August, this plant produces delicate yellow flowers with distinctive spreading glandular hairs. Growing 15 to 40 centimeters tall with erect, branching stems that are covered in glandular pubescence, it has a slender and delicate appearance. Its leaves are 30 to 80 millimeters long, lanceolate to narrowly ovate with serrated edges, creating a fine, textured foliage. The fruit is uniquely characterized by being 1.4 to 2 millimeters wide with strongly wavy and twisted surfaces.

Habitat: Sandy flats, steep loose slopes, Joshua-tree and pinyon/juniper woodland

Bloom period: Jun-Aug

Elevation: 900-2400 m

Bioregions: SNE

California counties: San Bernardino, Inyo, Kern, Lassen, Mono, Imperial, Fresno

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