Clambering or erect perennial herb with doubly serrated wrinkled leaves to 100mm x 60mm with tomentum beneath. Axillary & terminal hairy umbels of 18mm copper or yellow fragrant flowers speckled brownish within, villous calyx, lobes to 10mm long, yellow & white or all yellow corolla often red-dotted, to 1mm long, lower lip to 30mm long. Capsule ovoid to 10mm long tinged purple.