Annual or biennial herb from a slender taproot; stems single, 5-20 cm tall, simple or usually branched, glabrous throughout.
Basal leaves few, egg-shaped, 5-25 mm long, entire or with 1-2 wide teeth, stalked; stem leaves many, oblong to egg-shaped, 5-20 mm long, 3-10 mm wide, obtuse, entire, clasping with ear-like lobes at the base.
Inflorescences dense, few-flowered, elongating in fruit; flower stalks ascending, 3-7 mm long, slender, straight; petals white, 2-3.5 mm long, egg-shaped to spoon-shaped; sepals yellowish to purplish, papery-margined, 1.5-2 mm long, erect, without pouches.
Siliques, ascending, 1-2 cm long, about 0.8 mm wide, straight or slightly curved, almost round in cross section; beaks 0.1-0.2 mm long; seeds in 1 row, plump, oblong, about 0.6 mm long.
If more than one illustration is available for a species (e.g., separate illustrations were provided for two subspecies) then links to the separate images will be provided below. Note that individual subspecies or varietal illustrations are not always available.
Illustration Source: The Illustrated Flora of British Columbia
Synonyms and Alternate Names:
Arabidopsis salsuginea (Pallas) N. Busch
Hesperis salsuginea (Pallas) Kuntze
Pilosella glauca (Nuttall) Rydberg
Sisymbrium salsugineum Pallas
Stenophragma salsugineum (Pallas) Prantl
Thellungiella salsuginea (Pall.) O.E. Schulz
Thelypodium salsugineum (Pallas) B. L. Robinson