Shrub to 1 m high. Branchlets glandular-verrucose, minutely pilose in narrow grooves which become corky. Leaves subsessile, terete to clavate or fleshy and semiorbicular, 2–10 mm long, acute to rounded, not apiculate, glandular-verrucose, glabrous. Stipules small, black. Flowers terminal, solitary or in clusters of 2–4; pedicels 0.5–4 mm long, puberulous. Sepals suborbicular to triangular, c. 1 mm long, fleshy, glabrous. Petals elliptic, 5–9 mm long, white with thickened pink midrib, sparsely puberulous to glabrous adaxially, glabrous abaxially. Stamens free; filaments narrowly oblong, pilose towards apex, woolly-ciliate; antisepalous filaments with a subulate apex; anthers c. 0.6 mm long, prominently white-apiculate. Style terete, glabrous. Cocci c. 3 mm high, shortly rostrate.