Dioecious epiphytic tree or vine to 10m. Glabrous leaves to 350mm x 180mm. Terminal solitary flowers, male flowers with 2 opposite rounded bracts of calyx to 18mm x 18mm, 4 sepals to 50mm x 50mm, 8 pink or reddish petals to 60mm x 60mm. Female flowers with rounded bracts of calyx to 15mm long, 4 sepals, 10-11 whitish petals 6mm x 12mm. Terminal capsules to 48mm x 45mm with persistent sepals & petals.