Sisymbrium loeselii

Rocket

Family: Brassicaceae · Type: perennial · Not Native

Rocket is a naturalized perennial found in the Great Basin in disturbed areas, fields, and pastures at elevations of 1,000 to 2,400 meters. Flowering from May to November, this plant produces pale yellow to white flowers 6 to 8 millimeters long with petals 2 to 3 millimeters wide. Growing with branched stems 35 to 120 centimeters tall, the plant has densely hairy lower stems that become smoother towards the top. Its leaves have 2 to 4 pairs of lateral lobes, with basal and lower cauline leaves measuring 2.5 to 8 centimeters long and ranging from entire to slightly dentate. The fruit is a slender linear pod 2 to 3.5 centimeters long, producing 40 to 60 small oblong seeds.

Habitat: Disturbed areas, fields, pastures

Bloom period: May-Nov

Elevation: 1000-2400 m

Bioregions: GB

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