Stems twining, internodes with 2 poorly defined lines of hairs. Leaves opposite; petiole to 1.1 cm; leaf blade linear-lanceolate, to more than 11 × 1.2 cm, adaxially thin puberulent, abaxially glabrous, base cuneate, apex acute; lateral veins ca. 10 pairs. Inflorescences umbel-like; peduncle to 3 mm, pubescent along 1 side. Pedicel to 7 mm, puberulent. Sepals lanceolate, ca. 2 × 0.8 mm, sparsely hairy. Corolla very pale green, deeply divided, glabrous; lobes oblong-lanceolate, ca. 5 × 2.4 mm, blunt. Corona white, cupular, ca. 2.5 mm high, membranous, adnate to anthers, margin with 5 low, acute teeth, smooth inside. Gynostegium slightly higher than corona; anther appendages narrowly ovate. Fl. Jun-Jul.
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