Erigeron coulteri

Coulter's fleabane

Family: Asteraceae · Type: perennial · Native

Coulter's fleabane is a California native perennial found in the Sierra Nevada and Warner Mountains in streambanks, wet meadows, and conifer forest at elevations of 1,900 to 3,400 meters. Flowering from July to September, this plant produces white ray flowers up to 25 millimeters long in delicate heads 10 to 16 millimeters wide. Growing with slender stems 20 to 70 centimeters tall, it emerges from a thin rhizome and branches sparingly near the mid-stem. Its basal leaves are oblanceolate, 5 to 12 centimeters long, with 2 to 6 pairs of shallow teeth and sparsely hairy surfaces. The plant's distinctive ray flowers feature spreading hairs with black cross-walls, creating a delicate and intricate appearance.

Habitat: Streambanks, wet meadows, conifer forest

Bloom period: Jul-Sep

Elevation: +- 1900-3400 m.

Bioregions: SNH, Wrn

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