Small shrub to 2 m tall. Branchlets sparsely puberulent, more rarely glabrous or densely puberulent. Leaves: blade mostly elliptic or linear, more rarely ovate or obovate, 2.7-8 by 0.3-3.3 cm, 2.2-8 times as long as wide, apex acute or acuminate, base cuneate to rounded; petiole, and often midrib, sparsely pubescent. Inflorescence axes pubescent. Sepals 2.5-6.4 mm long, 0.7-1 mm wide at base, narrower for most of length; pubescent, ciliate; often with colleters inside. Corolla white and pale yellow; tube 1.7-3.5 cm long, widening at 0.6-1.9 cm; sparsely pubescent to glabrous outside, pubescent below stamen insertion inside; lobes 8-15 by 10-18 mm, apex acuminate or apiculate, sparsely pubescent to almost glabrous. Stamens inserted at point where corolla tube widens; anthers 3.7-4 by 0.6-0.8 mm. Ovaries 0.9-1 mm long; style filiform, sparsely pubescent, 6-6.4 mm long. Fruit 8.5-19 cm by 2.2-3.5 mm. Seeds 4-9 by 0.8-1.4 mm; flattened; minutely pubescent on one side; coma 12-37 mm long.