Wiry twiner to several metres long, latex white. Leaf blade broadly ovate, succulent, flat, up to 9 cm long and 8 cm wide, green, silver flecking absent, hairless; margins entire, not recurved, same colour as rest of blade; venation penninerved, with 5 or 6 lateral veins; base cuneate or rounded; tip deeply notched. Umbel negatively geotropic, convex, of 10-20 flowers in tight ball. Corolla 7-8 mm wide, cream; lobes ovate, 4-5 mm long, 4-5 mm wide, strongly reflexed, shortly papillose. Corona dark brown.

Thailand

Leaf blade with notched tip, corona dark brown.

Source: Forster, P.; Liddle, D.; Liddle, I. (2002). Hoya. In: Spencer, R.. Horticultural Flora of South-eastern Australia. Volume 4. Flowering plants. Dicotyledons. Part 3. The identification of garden and cultivated plants. University of New South Wales Press.