E-Flora BC: Electronic Atlas of the Flora of British Columbia

General:
Annual or sometimes biennial herb from a taproot; stems simple to freely branched, 15-80 cm tall more or less stiff, long-hairy, the hairs pointed down the stem.

Leaves:
Deeply pinnately lobed, margins often wavy, 3-20 cm long.

Flowers:
Racemes open and elongate, bracteate, the lower leaf-like; flower stalks less than 1 cm long, slender, ascending; petals pale yellow, 4-7 mm long.

Fruits:
Siliques, 1-4.5 cm long, about 1.5 mm wide; beaks 1.5-3 mm long.