Small woody perennial to 30 cm high. Branches shortly villous or sparsely woolly. Leaves linear to very narrowly elliptic, 5–10 mm long, appressed-villous. Flowers solitary. Perianth sparsely villous. Stamens 4. Fruiting perianth hard, ±glabrous; base slightly hollowed, the attachment circular, 0.5–1 mm diam., sometimes slightly spreading; tube turbinate, c. 1.5 mm high and as wide at summit, prominently ribbed; apex cushion-shaped, sunken in centre; spines 3+2, horizontal, 3–5 mm long, the radicular pair shorter and borne on a short spur. Seed horizontal.
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