Lepidium pinnatum Thunb.

Somewhat shrubby perennial herbs with subwoody stems, erect, up to 40 cm high, branched with spreading branches, ultimate branchlets sometimes short with the leaves rh fasciculate. Basal leaves not seen. Stem leaves 2-7 cm long, pinnatifid with 1-4 pairs of small, narrowly obovate or lanceolate lobes; lobes dentate or lobulate, spreading; uppermost leaves simple, few-toothed; all leaves glabrous or minutely puberulous on the upper surface and margin. Racemes terminal, lax in fruit; rhachis glabrous or puberulous. Pedicels glabrous or puberulous, in fruit 1.5-3 mm long, arcuate, ascending. Sepals 0.7-0.8 mm long. Petals 0.5-0.7 mm long, narrowly oblong-obovate. Stamens 2; filaments subulate. Nectaries small, broadly triangular. Siliculae 2.3-2.9 x 1.8-2 mm, ovate or broadly ovate-elliptical, rounded at the base, very minutely emarginate and with the style projecting only slightly. Seeds 1.3-1.5 x 0.7-0.8 mm.

It is a subtropical plant.