Woody climber to 20m, glabrescent striate young twigs, nearly glabrous leaves to 290mm x 100mm, cauliflorous or leaf-opposed cymes tp 150mm long, with bracts, flowers to 13mm diameter, triangular sepals pubescent outside glabrous inside 3mm x 4mm, waxy yellow coriaceous petals to 10mm x 10mm, reddish glabrous fruit to 15mm long