Navarretia rosulata

Marin county navarretia, Marin County Navarretia

Family: Polemoniaceae · Type: annual · Native

Conservation status: CNPS 1B.2

Marin county navarretia is a rare (CNPS 1B.2) California native annual found in southern North Coast Ranges Interior (Napa County) and northern San Francisco Bay Area (Marin County) in rocky, serpentine areas at elevations of 200 to 600 meters. Flowering from May to July, this plant produces lavender to white flowers with narrow throats and small, narrowly oblong lobes. Growing with erect stems 6 to 13 centimeters tall that have ascending branches and a distinctive skunk-like odor, it develops glandular-puberulent surfaces. Its leaves vary from lower pinnate-lobed with linear segments to upper leaves with wider bases and ovate-acuminate tips. The plant forms distinctive floral bracts 7 to 8 millimeters long with a widely ovate axis.

Habitat: Rocky, serpentine areas

Bloom period: May-Jul

Elevation: 200-600 m

Bioregions: s NCoRI (Napa Co.), n SnFrB (Marin Co.).

California counties: Marin, Napa

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