Climbing epiphytic vine with glabrous stems. Glabrous leaves to 125mm x 10mm with dentate margins. Solirary axillary green flowers veined purple on back to 35mm long, calyx with lobes to 9mm x 0.8mm, glabrous corolla with tube to 14mm x 4mm tapering to 2mm diameter in throat flaring to 7mm diameter, corolla lobes to 13mm long. Purple fruit.