The following information was taken from “Hoya medusa M.D. De Leon, Cabactulan, Cuerdo, & Rodda in Pelser, P.B., J.F. Barcelona & D.L. Nickrent (eds.). 2011 onwards. Co’s Digital Flora of the Philippines. www.philippineplants.org.” Once again a big shout out to Mary Carroll for digging all of this up.

“Plant epiphytic pendent shrub, with slender terete stems. Leaf blades coriaceous, stiff, flat to slightly curved, variable in shape, oblong, ovate, to elliptic-ovate, 5.5-9 cm long × 2-3.4 cm wide, base acute to obtuse, apex acute to acuminate, with a caudate tip, margins entire, occasionally slightly undulate sparsely pubescent to glabrescent in older leaves, venation pinnate-brochidodromous, with 4-8 lateral veins on each sides of mid vein, prominent (very pale green) on younger leaves and obscure on older leaves yet clearly visible on dried specimens, colleters one at each lamina base, conical, c. 0.20 mm long, grayish brown. Inflorescence extra-axillary, umbelliform, convex, with up to 11 (16) flowers. Calyx lobes oblong, 1.8-2 mm long, reddish, abaxially strigose, adaxially glabrous, basal colleters 1 between each calyx lobe. Corolla basally urn-shaped, with flat spreading lobes, white, corolla lobes spreading, 0.85 to 1.0 cm in diameter, lobes triangular ovate, apex acute, slightly revolute, margins revolute, inner surface glabrous, outer surface densely strigose, white. Corona staminal 4-5 mm high, c. 3 mm in diam., corona lobe bulbous-obpyriform, inner (apical) process caudate, upright, curved, wavy to serpentine, meeting at the center and overlapping, erect above the gynostegium, outer (basal) process obovate, with basal revolute margins white and yellowish in center.”