Horkelia howellii

Howell's horkelia

Family: Rosaceae · Type: perennial · Native

Conservation status: CNPS 4.3

Howell's horkelia is a California native perennial ranked 4.3 by CNPS, found in the western Klamath Ranges in dry, rocky serpentine clay within open chaparral or pine forest at elevations of 60 to 1,200 meters. Flowering from June to August, this plant produces delicate flowers with petals often pink-tinged, 3 to 5 millimeters long. Growing with tufted green stems 15 to 50 centimeters tall, it forms a few-branched caudex with hairs at the base approximately 1 millimeter long. Its compound leaves are 5 to 15 centimeters long, with about 15 leaflets per side that are crowded and generally lobed almost halfway to the base, creating a dense and intricate foliage structure. The plant produces small fruits 2 to 2.7 millimeters long, nestled in hypanthiums 2 to 3 millimeters wide.

Habitat: Dry, rocky serpentine clay, open chaparral or pine forest

Bloom period: Jun-Aug

Elevation: 60-1200 m

Bioregions: w KR

California counties: Del Norte

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