A shrub, 8–15 ft. high, with pubescent, later glabrescent, branches. Leaves 2-ranked, obliquely ovate or lanceolate, obtusely caudate-acuminate, entire, very shortly petioled, glabrous or with a few scattered adpressed hairs, 1 1/2–2 1/2 in. long, about 1 in. broad. Flowers 5-merous, white, fragrant (Mann), solitary, shortly pedicelled, about 2 in. long. Calyx-tube slender, clothed with dense yellowish-white tomentum, glabrous within; lobes oblong, obtuse, densely pubescent, parallel-nerved, at length reflexed. Petals exceeding the calyx-lobes, divided to the base; segments 10, oblong-lanceolate or oblong-spathulate, at length reflexed. Ovary glabrous; style exserted beyond the stamens. Fruit not seen.