Cyathia subsessile, c. 2.5 × 4.5 mm, with cup-shaped involucres; glands 4, c. 1 × 2 mm, transversely oblong, margin crenulate, crescent-shaped or shortly 2-horned; lobes 0.8 mm long, rounded, margin deeply 2-toothed, finely ciliate.
Cymes terminal in 3–5-branched umbels, with primary rays to 1 cm long and usually minutely pubescent, each 1–3-forked, with 1 or more branches often developing as leafy shoots.
A many-branched shrubby perennial herb, 0.2–1 m high, from a woody shortly rhizomatous rootstock; branches glabrous or usually minutely pubescent towards the apex.
Female flower: ovary glabrous; styles 1.5 mm long, joined at the base, with spreading obviously bifid apices.
Capsule exserted on a pedicel to 6 mm long, c. 3.5 × 4 mm, deeply 3-lobed.
Seeds c. 2.8 × 1.8 mm, ovoid, smooth, black; caruncle 0.5 mm across.
Male flowers: bracteoles linear, ciliate; stamens 3.5 mm long.
Bracts to c. 6 × 6 mm, rhomboid, apiculate.