Scrambling or clambering vine to 2.5m with fractiflex puberulent purple stems becoming glabrescent with age. Pubescent leaves to 140mm x 70mm with spiny margins. Terminal & axillary inflorescence, flower heads 16mm x 18mm with 3-4 bracts, 18-22 florets per head with bilabiate lilac or rose-coloured corollas. PUbescent achenes to 6mm long.