Intricately-branched shrub to 1 m high. Branches closely woolly. Leaves narrowly obovate, 5–15 mm long, obtuse, woolly-villous. Flowers solitary. Perianth, 4-lobed, woolly. Stamens 4. Fruiting perianth hard, woolly, persistent; attachment very oblique, elliptic, c. 1.5 mm long; tube steeply ascending, turbinate, c. 1.5 mm high and wide, ribbed; apex convex, higher on adaxial side; spines 2+1+2, two abaxial spines stout, divergent, 8–15 mm long, the solitary adaxial spine usually much shorter (1–3 mm long), and the radicular adaxial pair 1–2 mm long, all sometimes rough towards base from persistent hair bases. Seed erect.