Climber to c. 2 m.; stems 2-4 mm diam., unarmed. Leaves stiffly chartaceous, lanceolate to linear-lanceolate, 3-nerved; lamina 8-15 cm long, 1.8-3.5 cm wide, dark green above, paler below, veins on lower surface raised; petiole 10-15 mm long, slightly twisted; stipules slightly or not inflated, without tendrils. Inflorescence simple or branched, axillary; pedicels 6-10 mm long. Flowers green, ovoid-globose in bud. Male flowers with elongate filaments and anthers 1 mm long. Female flowers not known in mature state. Berry 6-10 mm diam., bright red. Seeds 1 to few, ±globose, dark brown.