Erect, low, herbs with short rhizomes, probably dioecious. Leaves alternate; blades with curved lateral nerves; petioles slightly sheathing at base. Inflorescences raceme-like, short, with densely set stiff pedicels. Flowers small with recurved tepals. Stamens free, simple, without appendages, filaments longish, apically bearing an anther consisting of two dorsifixed thecae without appendage. Ovary semi-inferior, one-celled, ovules few, anatropous, apically attached. Fruit with one or two seeds. Seeds with a funicle, with a flimsy aril consisting of uniseriate hairs.
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