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Genus :


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Species of this Genus


Monoecious or dioecious, evergreen shrubs or small trees, without stinging hairs. Leaves alternate, spiral, stipules deciduous, intrapetiolar, 2-cleft; leaf blade 3-veined, margin serrulate, cystoliths punctiform. Inflorescence axillary, cymose panicles, lateral branches usually few and short, unisexual. Glomerules contiguous, forming dense spikes. Male flowers: perianth lobes 5, connate, imbricate, stamens 5, filaments inflexed in bud, rudimentary ovary present. Female flowers: perianth lobes 4 or 5, connate at the base, enlarged and fleshy in fruits, unequal; staminodes absent. Ovary without styles, stigmas sessile, ring-like, with villous hairs, ovules orthotropous. Achenes ovoid to obliquely obovoid. Seeds with a little endosperm.