Hoya tsangii C.M.Burton

Wiry twiner to several metres long, latex white. Leaf blade elliptic, orbicular or ovate, fleshy, flat, 1-1.5 cm long, 0.8-1.4 cm wide, green, silver flecking absent, velutinoushairy; margins entire, not recurved, blue-green to purplish; venation penninerved, obscure; base cordate to rounded; tip acute to notched. Umbel positively geotropic, concave, of 15-30 flowers in tight ball.corolla about 5 mm wide, red; lobes lanceolatetriangular, about 3 mm long and 2 mm wide, strongly reflexed, shaggily papillose. Corona red and yellow. [H. 'Honeydew', H. sp. Philippines]

Philippines

Leaf blade with blue-green to purplish margin; corolla red; corona red and yellow.

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.

kingdom Plantae
phylum   Tracheophyta
class    Magnoliopsida
superorder     Asteranae
order      Gentianales
family       Apocynaceae
genus        Hoya R.Br.