Hieracium triste

Slender hawkweed, Slender Hawkweed

Family: Asteraceae · Type: perennial · Native

Slender hawkweed is a California native perennial found in the Klamath Ranges, high Cascade Range, and Sierra Nevada in moist forests, rocky open areas, and meadows at elevations of 1,650 to 3,550 meters. Flowering from July to September, this plant produces yellow flowers in small clusters with numerous individual flower heads. Growing with thin stems 10 to 20 centimeters tall emerging from a basal rosette, it has delicate, mostly puberulent stems. Its leaves are predominantly basal, lance-oblong shaped, 2 to 8 centimeters long, and typically glabrous with entire or nearly entire edges. The plant's distinctive flower heads are characterized by long, branched, and black-glandular hairy involucres that are 7 to 8 millimeters long.

Habitat: Moist forest, rocky open areas, meadows

Bloom period: Jul-Sep

Elevation: 1650-3550 m

Bioregions: KR, CaRH, SNH

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