Dudleya arizonica

Arizona chalk dudleya

Family: Crassulaceae · Type: perennial · Native

Arizona chalk dudleya is a California native perennial found in the Peninsular Ranges, Desert Mountains, and Desert Sonoran bioregions on rocky slopes at elevations of 600 to 1,500 meters. Flowering from May to July, this plant produces red or yellow flowers with petals 9 to 15 millimeters long, fused for 4 to 8 millimeters. Growing in dense, white rosettes 10 to 25 centimeters wide, it forms compact clusters with stems 1 to 4 centimeters thick. Its evergreen leaves are thick and glaucous, ranging 15 to 25 per rosette, oblong to oblong-obovate, 5 to 15 centimeters long and 1 to 5 centimeters wide with long-pointed tips. The plant produces an impressive inflorescence with peduncles 15 to 60 centimeters tall bearing 3 to 6 ascending branches with multiple flowers.

Habitat: Rocky slopes

Bloom period: May-Jul

Elevation: 600-1500 m

Bioregions: PR, DMtns, DSon

California counties: San Diego, San Bernardino, Imperial, Riverside, Inyo

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