Epigynum auritum (C.K.Schneid.) Tsiang & P.T.Li

Climber, recorded to 16 m high. Branchlets sparsely lenticellate or not; sparsely to densely pubescent, often with a combination of shorter and longer crisped hairs. Leaves: petiole 5-27 mm long, densely brown pubescent; blade ovate to broadly elliptic or obovate, 4.1-18.5 by 2.2-11 cm, 1.3-2.4 times as long as wide, apex acuminate or apiculate, base rounded to cordate, sparsely pubescent with crisped hairs above and beneath, more densely pubescent on the midrib above and beneath, 7-10 pairs of secondary veins, tertiary venation irregularly scalariform. Inflorescence of axillary and terminal dichasial cymes, mostly somewhat umbelliform, lax to somewhat congested, 4-12 cm long, bracts small, mostly deciduous; peduncle 0.4-7.5 cm long, densely tomentose, mostly with a combination of shorter and longer crisped hairs; pedicels 1.5-9 mm long, tomentose. Sepals oblong to narrowly ovate, 1.6-3.9 by 0.6-0.9 mm, 2.3-4.8 times as long as wide, apex acute, sparsely to densely pubescent, with colleters on the inner surface at the lower edges of each sepal. Corolla white, fragrant; tube 13-21 by 1.8-2.3 mm, 4.6-10.3 times as long as sepals, 1.7-2.3 times as long as lobes, tomentose outside, often more densely so in upper half, sparsely to densely pubescent in upper part of tube above stamens inside, glabrous or with few hairs in throat; lobes 7.2-14 by 4.4-5.5 mm, 1.8-2.5 times as long as wide, obovate, falcate, with a sharp projection on one side, outside densely tomentose on part exposed in bud outside, otherwise glabrous, inside glabrous or with few hairs at base of lobes. Stamens inserted at 3.6-5.2 mm from corolla base which is 0.2-0.3 of tube length in rehydrated flowers; filaments 0.8-1 mm long; anthers 4.7-5.4 by 0.6-0.8 mm. Disk of 5 separate squarish lobes, apex rounded, 0.7-0.9 mm high. Ovaries very slightly semi-inferior, 0.6-1.2 mm high, densely pubescent; style 4-4.4 mm long; style head 2.1-2.5 mm long. Fruit of paired pendulous follicles, rather flattened, linear to fusiform, often curved outwards from or inwards to each other towards end, sparsely to densely pubescent, 12.8-33 cm by 7.5-16 mm. Seeds 12-23 by 4-16 mm; coma 31-41 mm long.