Shrubs, indumentum of slender, mostly appressed, simple hairs. Leaves jointed near base; blade secondary veins steeply ascending from near base, usually basally distinct, distally obscure. Inflorescences: staminate terminal, often pseudoaxillary (terminal but overtopped by lateral branch and appearing axillary), pedunculate, 10–20-flowered; pistillate axillary, pedunculate, 1(–3)-flowered; bracts present. Pedicels present or absent. Staminate flowers: sepals oblanceolate. Pistillate flowers: sepals persistent, spreading, triangular-ovate, enlarged in fruit. Capsules nutlike, ovoid or ellipsoid, usually ± obtusely 3-angled; pericarp tough-leathery. Seeds ovoid. x = 13.