Annual climbing herb with puberulous stems. Glabrous 3-5 lobed leaves to 30mm x 40mm, mucronate lobes entire or sometimes 3-lobed . Solitary flowers or pseudo-racemes, yellow bilabiate glabrescent calyx with spur to 15mm, yellow with purple veins. Yellow corolla, upper petals to 10mm x 5mm. Pubescent 3-parted fruit yellowish-white with red-brown hairs