Climber to 7 m up tree trunk with spreading and pendent branches to 6 mm diam. woody green becoming brown in age, leaf blade pergameneous-subcoriaceous, brittle, adaxially glossy, dark green, slightly corrugated by concavities along nerves, new leaves adaxially matte and glaucescent, abaxially light gray, rib green yellow, the many nerves salient but slender, inflorescence terminal, solitary, 1-2 bracts at base of peduncle green at anthesis, yellowing and lost, spathe fusiform-inflated, to 7 cm long, 2.2 cm across, slighthy parting but not opening, yellowish pale green outside, inside creamy, early deciduous, stipe light green, 1.4 cm long, spadix 4 x 0.8 cm, light green in anthesis mature infructescence 1.1 cm diam.