Climbing epiphyte with white latex in all parts. Leaves opposite; blade thick, rigid, coriaceous, obovate or oblanceolate, margins entire, glabrous; apex aristate-acuminate, recurved; base obtuse to rounded. Inflorescences extra-axillary, umbel, 8–21–flowered. Calyx greenish to reddish brown, lobes 5, nearly divided to the base, ovate, apex acute, adaxial with a small basal gland between lobes. Corolla rotate, white or creamy white, adaxial surface densely puberulent except the apex of corolla lobe, abaxial surface glabrous; corolla lobes triangular-ovate; margin reflexed, revolute; apex acute, revolute. Coronal scales creamy or pinkish white, fleshy, obovate, upper surface slightly concave, lower surface sulcate. Pollinia obliquely oblong, yellow, apex truncate, margins pellucid extending over the dorsal margins of the pollinia. Pistil with 2-ovaries, ovoid, glabrous.