Herbs, perennial, presumably scandent vines; stems quadrangular, scabrous. Leaves opposite; petiole 3-4 cm, rather stout, retrorsely aculeolate; blade drying greenish, thickly leathery, falcate-lanceolate, 11-15 cm, both surfaces scaberulous, usually aculeolate along principal veins, base rounded or subcordate, margin revolute and aculeolate, apex acuminate; principal veins 5, palmate, impressed above, with higher order reticulate veins immersed; stipules caducous, unknown. Inflorescences axillary, with many-flowered cymes. Flowers unknown. Mericarp berries dark orange-yellow when dry, 3.5-4 mm in diam., binary or solitary, densely villous with pubescence drying ferruginous. Fr. Oct.
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