Doellingeria glabrata

Siskiyou aster, Siskiyou Aster

Family: Asteraceae · Type: perennial · Native

Conservation status: CNPS 4.3

Siskiyou aster is a California native perennial ranked 4.3 by CNPS, found in the Klamath Ranges and northern Coast Ranges in dry oak and conifer forest, on rocky sites at elevations of 700 to 2,400 meters. Flowering from July to October, this plant produces pale violet ray flowers with white-based, green to purple-tipped phyllaries in discoid or rarely rayed heads. Growing with erect stems 30 to 60 centimeters tall that are glabrous to slightly glandular-hairy, it forms loose cyme-like clusters. Its lanceolate to lance-ovate leaves are 3 to 6 centimeters long, generally obtuse, and nearly glabrous on both surfaces. The flower heads are arranged in loose clusters, with phyllaries that are unequal, oblong to narrowly ovate, and acute.

Habitat: dry oak or conifer forest, rocky places

Bloom period: Jul-Oct

Elevation: 700-2400 m

Bioregions: KR, NCoRI

California counties: Del Norte, Humboldt, Siskiyou, Trinity, Mendocino, Shasta

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