Slender root-climbing liane. Shoot system well differentiated into adherent non-flowering and flowering free lateral branches; eocaul and seedling not observed. LEAVES chartaceous, drying dull greenish brown; petiole 1.5–2 × 0.1–0.3 cm, relatively stout, sheath rather prominent, extending c. ? length of petiole, basally spreading, apically decurrent; blade 3–15 × 1–4.5 cm, oblong-ovate to oblong-elliptic, base rounded, apex attenuate, apiculate; primary lateral veins arising at c. 60–70°, intramarginal veins 2 per side, the lowermost arising from the base, the next arising from the lower part of the midrib, outer intramarginal vein remaining close and parallel to margin, inner vein c. 5 mm distant, both reaching the leaf tip. INFLORESCENCE solitary on a foliage-leafless shoot arising below a foliage leaf, peduncle 4–6 × c. 0.1 cm, rather stout, reflexing at c. 90º so holding inflorescence below shoot. Spathe 3–4 × 1–2.5 cm, ovate-lanceolate, slightly cucullate, base slightly clasping peduncle, apex acuminate. Spadix sessile c. 2 × 0.3 cm, slightly tapering-cylindrical. Flowers c. 1.2 mm diam., with 6 free tepals and 6 stamens. INFRUCTESCENCE with few berries (observed from scars only); fruit and seeds not observed.