Berteroa incana

Hoary alyssum

Family: Brassicaceae · Type: perennial · Not Native

Conservation status: Cal-IPC Yes

Hoary alyssum is a naturalized perennial found in mountain and plateau regions in disturbed areas and fields at elevations below 2,800 meters. Flowering from May to September, this plant produces white flowers with four to six millimeter petals that are deeply lobed. Growing with erect stems 20 to 80 centimeters tall, the plant is densely hairy throughout its structure. Its basal leaves are oblanceolate, 3.5 to 8 centimeters long, with entire or slightly wavy edges. The fruit is 5 to 8.5 millimeters long with a slender style and lens-shaped seeds.

Habitat: Uncommon. Disturbed areas, fields

Bloom period: May-Sep

Elevation: < 2800 m

Bioregions: MP, expected elsewhere

California counties: Lassen, San Bernardino, Monterey, Placer

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