Large woody canopy liana to 45m glabrous leaves to 230mm x 120mm, inflorescence with triangular bracts and bracteoles to to 1mm and occasionally a tendril to 50mm, yellow-green flowers, male flowers to 20mm dia., sepals to 10mm x 4mm, petals to 10mm x 3.5mm, double corona to 9mm, female corona to 5mm otherwise as males, coriaceous yellow-green fruit to 45mm dia.