Lax scandent herb to 0.5m. Hispid or pilose leaves to 120mm x 85mm, doubly serrate. 6-32 flowered cymes with bracts to 60mm x 42mm, pale green sepals to 11mm x 6.3mm, yellow corolla, upper lip to 8mm x 9mm, lower lip to 18mm x 15mm. Puberulous capsule to 7mm long.