Slender, heterophyllous(?), root-climbing liane. Shoot system well differentiated into free lateral prominently zig-zagging flowering and adherent non-flowering shoots; eocaul and seedling not observed. LEAVES deep green adaxially, slightly paler abaxially, chartaceous, drying yellow to greyish green with the midrib pale yellow and raised abaxially; petiole 1–3 × 0.1–0.25 cm, slender, sheath rather prominent, extending to base of geniculum, clasping basally, minutely ligulate apically; blade 2.5–15.5 × 1–4.5 cm, narrowly elliptic or lanceolate, occasionally weakly oblique, base subacute to obtuse, apex attenuate-mucronate, acute or attenuate, minutely apiculate; primary lateral veins arising 75–85°, intramarginal veins 2 per side, the outer intramarginal vein remaining very close and parallel to margin. INFLORESCENCE solitary, terminal on leafy shoots, held arching from the tip of the shoot; peduncle 6–7 × 0.05–0.1 cm, very slender, arching, pale green. Spathe 4–5 × 0.9–1.5 cm, broadly ovate-triangularlanceolate, erect and covering spadix, base clasping peduncle, apex acuminate, apiculate, pale green, thinly papery. Spadix sessile, 2–3 × 0.15–0.25 cm, slender cylindrical, yellow-green. Flowers c. 1.1 mm diam., with 6 free tepals and 6 stamens. INFRUCTESCENCE with few berries; fruits 7–10 × 4–6 mm, ellipsoid; seeds not observed.