Scandent, younger branches stellate-hirsute, older ones with distinct longitudinal cork-ridges. Leaves narrowly ovate, up to 14 by 6½ cm, 5-7-nerved; obtuse, very slightly acuminate at the apex, obtuse, slightly decurrent at the base; glabrous, with slightly sunken midrib and slightly prominent nerves and venation above; glabrous, with slightly prominent nerves and venation beneath. Petiole up to 10 mm. Inflorescences axillary, up to 10 cm, up to 50-flowered. Pedicel 1-3 mm. Sepals 1 & 2 oval, 2.7 by 2.3 mm, 4 & 5 transverse-oval, 2 by 2.5 mm, rather sparsely stellate-hirsute outside (hairs with (2-)3-4 subequal, up to 250 µ long branches). Corolla pale yellow, 5½ mm, tube 1½ mm; midpetaline field 2 by 1.6 mm, rather densely hairy (hairs 2-5-branched, branches subequal or one slightly longer and stronger than the others; total length up to 1000 µ); lobules 2 by 2.4 mm, without distinct venation, entire. Stamens inserted 0.5 mm above the corolla-base; filament 1.5 mm long, 0.3 mm broad at the base; anther 1.4 mm long, 0.8 mm broad, 0.7 mm thick, acuminate (sterile acumen 0.4 mm) at the apex, cordate at the base. Ovary 1.3 by 1 mm, glabrous except few hairs at apex; stigma conical, with 5 distinct ridges. Fruit unknown.
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