Tuberous climber twining to 5m, pubescent or glabrous stems. Glabrous leaves to 12mm x 45mm. Unbels with subtending leaves to 80mm x 40mm & subyending bracts to 60mm x 5mm. Flowers to 30mm long, outer tepals red outside, slightly green at apex, orange inside, inner tepals to 36mm long, yellow outside on lower half, green on upper half, red stripe in centre, insdie simil;ar with brown dots on lower half. Triangular fruits.