Clambering glabrous vine, climbing by twisting petioles. Glabrous 3-foliolate leaves to 100mm x 90mm with serrulate margins, terminal leaflet 65mm x 30mm. Axillary flower heads to 80mm wide with 4-5 bracts to 25mm x 4mm. 6-8 pistillate yellow ray florets to 40mm x 10mm, 40-60 yellow disc florets with corollas to 15mm long & lobes 3mm long.