Lepidium foliosum

Perennial shrub usually less than 30 cm high (but reputedly to 90 cm), without hairs, smooth (pedicels sometimes papillose); stems erect. Basal leaves bipinnately lobed; stem leaves spathulate, 0.5–4 cm long, 2–6 mm wide, lobed, broadly toothed or entire, thick to leathery. Inflorescence an elongating raceme (corymbose at first). Sepals c. 1.5 mm long; petals usually ovate, clawed and longer than sepals, white; stamens (5–)6. Fruit elliptic to rhombic, 4.5–6 mm long, 3–3.5 mm wide, wings narrow, forming narrow notch; style c. 0.5 mm long, included or slightly exserted; pedicels 4–6 mm long, sometimes papillose on upper surface. Flowers mostly summer.