Clarkia arcuata
Glandular clarkia
Family: Onagraceae · Type: annual · Native
Glandular clarkia is a California native annual found in the northern Sierra Nevada and northern California Range Foothills in woodland openings, chaparral, and drying soils including serpentine at elevations up to 1,700 meters. Flowering from April to June, this plant produces pink-lavender flowers with a characteristic dark reddish spot at the base, arranged in fan-shaped petals 10 to 30 millimeters long. Growing with erect stems up to 80 centimeters tall and minimal to scattered spreading hairs, it has a delicate, upright structure. Its leaves are sessile, narrow and linear to lance-shaped, measuring 1.5 to 6 centimeters in length. The fruit develops 1 to 3.5 centimeters long with a beak less than 7 millimeters.
Habitat: Openings in woodland, chaparral, drying soils including serpentine
Bloom period: Apr-Jun
Elevation: < 1700 m
Bioregions: CaRF, n&c SN.
California counties: Placer, El Dorado, Butte, Mariposa, Tuolumne, Amador, Sacramento, Tehama, Napa, Shasta, Calaveras, Kern, Nevada
Data from The California Species Project — 14,000+ California species with verified data from CNPS, CDFW, USFWS, Jepson eFlora, Cal-IPC, and more.