Hackelia setosa

Bristly stickseed, siskiyou stickseed, Siskiyou Stickseed

Family: Boraginaceae · Type: perennial · Native

Bristly stickseed is a California native perennial found in the Klamath Ranges, northern Coast Ranges, and northern Sierra Nevada Mountains in open, wooded ridges at elevations of 1,200 to 1,700 meters. Flowering from June to July, this plant produces blue flowers with white throat markings in delicate clusters. Growing with multiple stems 30 to 60 centimeters tall, the plant is characterized by distinctive spreading-bristly hairs. Its basal leaves are narrow and elongated, measuring 9 to 22 centimeters long and 1 to 2.5 centimeters wide, while stem leaves become progressively narrower and more linear. The fruit consists of small nutlets with 9 to 13 abaxial prickles, giving the plant its distinctive bristly appearance.

Habitat: Open, wooded ridges

Bloom period: Jun-Jul

Elevation: (300)1200-1700 m

Bioregions: KR, NCoRO, n SNH (Butterfly Valley), s MP (Sierra Valley)

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