Stenosemis angustifolia E.Mey. ex Harv. & Sond.

Perennial herb, up to 0.5 m high. Stems procumbent, glabrous, distinctly ribbed. Leaves slender, much dissected, 3-pinnate to multifid, ultimate lobules short (6-8 x 1 mm), linear, sulcate beneath with nerves prominent, upper ones smaller; petioles 50-75 mm long. Inflorescences: umbels terminal, multirayed on short or long peduncles (procumbent in at least the interior form). Involucre and involucel of many narrowly ovate bracts. Calyx teeth minute, narrowly triangular. Petals white (buds and/or umbel axes often pink). Anthers reddish. Flowering time Dec.-Mar. Fruit roundish ovoid, subterete; mericarps with 5 wing-like ridges, wings thick, corky, undulate.