Iberis umbellata L.

Annual or short-lived perennial. Stems erect, ridged, glabrous, 20–30–(60) cm tall. Lvs simple, entire or shallowly toothed, glabrous, narrow-lanceolate to linear, acuminate at apex, narrowed to stalk-like base. Infl. a compact corymb, not elongating at fruiting; pedicels spreading, hairy, 0.5–1 cm long. Sepals glabrous, usually pinkish, 3–5 × c. 1 mm. Petals pink or purple, rarely white; anterior pair 9–13 × 4–5 mm; posterior pair 5–8 × c. 3 mm. Silicle ovate, 8–11 × 5–8 mm; valves finely veined, with broad acuminate wings forming an acute apical notch. Style (2)–3–4 mm long. Seeds ovoid, brown, somewhat flattened, barely winged, 2–3 mm long.

[From: Webb et al. (1988) Flora of New Zealand. Volume 4.]

Flowering: Dec.–Feb.; Fruiting: Dec.–May.