Climbers to several m long, dioecious. Young branches softly hairy, glabrescent. Petiole 5-7 mm, densely pubescent, sheathed at base only; leaf blade ovate-lanceolate or ovate, 5-11 × 2-6 cm, papery, abaxially pubescent, a few hairs dichotomous, adaxially ± glabrescent, base ± cordate, apex acute or acuminate, usually asymmetric; veins 5-7, apical pair arising 1.5-3 cm above base, alternate, others ± basal. Spikes leaf-opposed. Male spikes ca. 7 cm × 3 mm; peduncle slightly longer than petioles, pilose; bracts orbicular, sometimes slightly tapered, peltate, glabrous. Stamens usually 3; filaments very short; anthers reniform. Female spikes 4-6 cm; peduncle, rachis, and bracts as in male spikes. Ovary subglobose; stigmas 4. Drupe globose, ca. 2 mm in diam. Fl. Mar-May.
Home