Small erect or semi-prostrate, succulent, perennial, glabrous shrubs. Leaves triquetrous, opposite, connate, ensheathing stem, densely covered with small warts or pellucid dots; basal portion persistent; keel smooth or denticulate. Flowers single or in threes, terminal, pedicellate or sessile, partly or entirely enclosed in a bilobed fleshy involucre. Sepals 5, 2 larger and opposite, 3 smaller with membranous margins. Petal-like staminodes many, pale pink to white; stamens many. Styles 4 or 5; ovary inferior; locules 4 or 5; placentation parietal. Fruit fleshy, indehiscent. Seeds many, ovoid or D-shaped, laterally flattened, light brown to brown.
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