Stillingia spinulosa

Annual stillingia

Family: Euphorbiaceae · Type: perennial · Native

Annual stillingia is a California native perennial found in the Desert bioregion in sandy soils, dunes, and creosote-bush scrub at elevations below 900 meters. Flowering from March to May, this plant produces small white to greenish flowers in compact axillary inflorescences. Growing to less than one meter tall with erect, branching stems, it develops a distinctive herbaceous structure. Its leaves are elliptic to ovate, sharply toothed, and typically 2 to 4 centimeters long with blades 5 to 12 millimeters wide. The fruit is approximately 4 to 5 millimeters long with distinctive striate seeds that are minutely roughened.

Habitat: Sandy soils, dunes, creosote-bush scrub

Bloom period: Mar-May

Elevation: < 900 m

Bioregions: D

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

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