Lepidium fasciculatum

Annual herb to 60 cm high; stems erect, with needle-like hairs when young, glabrous or with few scattered hairs when old. Basal leaves pinnately or bipinnately lobed, hairy; stem leaves becoming smaller, finally linear-lanceolate, entire, auriculate, margins somewhat papillose. Inflorescence a corymb, not elongating. Sepals 0.5–1 mm long; petals very reduced or absent; stamens 2; stigma subsessile to sessile. Fruit obovate, 3–4 mm long, c. 2 mm wide, glabrous, wings narrow, forming small apical notch; pedicels 2–4 mm long, glabrous. Flowers mostly spring.