Tendril liana, stems ferrugineous when young & spiny, mucronulate coriaceous leaves to 100mm x 45mm glabrous except on nerves beneath, puberulent axillary cymes 20mm x 20mm with bracts & bracteoles, 5 sepals with lobes 1mm long, corolla to 4mm, 5 petals 3.5mm long glabrous outside densely villous inside