Holozonia filipes

Whitecrown, Whitecrown

Family: Asteraceae · Type: perennial · Native

Whitecrown is a California native perennial found in southern Klamath Ranges, northern Coast Ranges, Cascade Range foothills, northern Sierra Nevada, eastern edge of the Great Valley, San Francisco Bay Area, central South Coast Ranges, and southwestern Modoc Plateau in banks, dry streambeds, and rocky or alkaline clay habitats at elevations of 30 to 1,000 meters. Flowering from June to October, this plant produces white flowers with purple-veined rays in loose, flat-topped clusters with heads approximately 2 to 4 millimeters wide. Growing with erect stems 30 to 150 centimeters tall, it has stiffly ascending branches covered in soft hairs. Its leaves are linear to lance-shaped, 3 to 10 centimeters long, with proximal leaves opposite and fused around the stem, covered in soft hairs and featuring stiff glandular hairs on distal leaves. The fruit is 2.5 to 3.5 millimeters long, compressed, club-shaped, and black with a broadly cup-shaped tip.

Habitat: Banks, dry streambeds, pools, rocky or alkaline clay, sometimes serpentine

Bloom period: Jun-Oct

Elevation: 30-1000 m

Bioregions: s KR, NCoRO, CaRF, n&ampc SNF, e edge GV, SnFrB, c SCoRO, sw MP.

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