Erysimum suffrutescens

Suffrutescent wallflower

Family: Brassicaceae · Type: perennial · Native

Conservation status: CNPS 4.2

Suffrutescent wallflower is a California native perennial ranked 4.2 by CNPS, found in southern Central Coast and northern Southern California coastal regions in stabilized coastal sand dunes and coastal scrub at elevations below 150 meters. Flowering from December to August, this plant produces vibrant yellow flowers with petals 14 to 20 millimeters long and 4 to 11.5 millimeters wide. Growing with a woody base and reaching 1.5 to 8.1 decimeters tall, it forms a distinctive subshrub with ascending stems. Its narrow leaves are linear to linear oblanceolate, 1.5 to 6 millimeters wide, covered in distinctive 2 to 4-rayed hairs and growing entire or with minute teeth. The plant produces elongated fruits 3 to 8.4 centimeters long, with 4-angled or slightly flattened seed pods bearing numerous small seeds.

Habitat: Stabilized coastal sand dunes, coastal scrub

Bloom period: Dec-Aug

Elevation: < 150 m

Bioregions: s CCo, n SCo.

California counties: Los Angeles, San Luis Obispo, Santa Barbara, Ventura

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