Boechera davidsonii

Davidson's rockcress

Family: Brassicaceae · Type: perennial · Native

Davidson's rockcress is a California native perennial found in the Sierra Nevada and Warner Mountains on rocky ledges and outcrops at elevations of 1,200 to 3,400 meters. Flowering from April to July, this plant produces white to lavender flowers 6 to 10 millimeters long with delicate petals. Growing with slender stems 6 to 23 centimeters tall emerging from a woody caudex, it forms compact clusters with persistent leaf bases. Its basal leaves are 3.5 to 14 millimeters wide, generally entire and glabrous, while cauline leaves are sparse and unlobed. The fruit develops as an ascending to spreading silique 2.5 to 7 centimeters long, with seeds arranged in a single row.

Habitat: Ledges, rock outcrops

Bloom period: Apr-Jul

Elevation: 1200-3400 m

Bioregions: SNH, Wrn

California counties: Tulare, Kern, Tuolumne, Fresno, Plumas, Nevada, Madera, Mariposa, Inyo, Mono, Sierra, Modoc, Alpine

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