Climber. Branchlets weakly angled, sparsely lenticellate or not, glabrous or sparsely and minutely puberulent. Leaves in whorls of 3 or 4; petiole 0.1-0.5 cm long, glabrous or pubescent; blade thickly coriaceous, linear, narrowly elliptic, elliptic or narrowly ovate, 1-7.3 by 0.4-1.2 cm, 1.9-12 times as long as wide, apex rounded to acuminate, not mucronate, base rounded to decurrent onto petiole, margin not undulate, glabrous to sparsely puberulent only on midrib or all over beneath and glabrous to puberulent on midrib only or all over above, secondary veins indistinct above, obscure beneath. Inflorescence axillary or terminal, a simple unbranched pleiochasium, sparsely puberulent all over, c. 2.3 cm long; peduncle 0.3-0.9 cm by 0.7-1 mm; bracts caducous or persistent, deltoid, c. 2 by 1 mm; bracteoles absent or only on pedicel of terminal flower; flowers usually 4; pedicels 1.6-5.3 mm long. Sepals ovate or narrowly ovate, 1.2-3 by 0.6-1 mm, 2-3.3 times as long as wide, apex acute, ciliate, glabrous or sparsely puberulent. Corolla white, cream or yellow, slightly fleshy; bud head 1.6-2.8 mm long which is 0.22-0.3 of bud length, narrowly ovate or ovate, apex acute; mature tube cylindrical, 5.7-6.5 by 1.5-1.7 mm, 3-5.4 times as long as sepals, 2.2-3.25 times as long as lobes, glabrous or sparsely puberulent around top of tube outside, sparsely pubescent around stamens and more densely in a band beneath them or very sparsely pubescent in upper half of tube inside; lobes ovate or orbicular, base auriculate, apex rounded or obtuse, not ciliate or ciliate near tips only, 2-2.6 by 1.6-2.1 mm, 1.2-1.25 times as long as wide, glabrous outside, glabrous or pubescent at base of lobes inside. Stamens inserted at 4.2-4.5 mm from corolla base which is 0.62-0.66 of tube length; filaments 0.4-0.6 mm long; anther apex 0.8-0.9 mm from corolla mouth, anthers 1-1.4 by 0.4-0.5 mm. Ovaries 0.6-0.9 mm high, densely pubescent all over or pubescent around base only; style 2.9-3.9 mm long; style head 0.4-0.6 mm long. Fruit with 1 article; stalks 1.8-2.1 mm long; articles 7.5-10.2 by 5.8-7.7 mm, ellipsoid, symmetrical, apex rounded to acuminate, sparsely puberulent at ends. Seeds c. 6.5 by 4.8 by 4.4 mm.
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