Shrubs evergreen, 0.3-0.7 m tall. Branches long, slender, pubescent. Leaves alternate; petiole 1-1.5 mm; leaf blade lanceolate or oblong-elliptic, 2-5 × 0.4-1.2 cm, papery or membranous, both surfaces glabrous or sometimes young leaves sparsely sericeous abaxially, base narrowly cuneate, margin slightly revolute, apex obtuse or rounded, usually apiculate; veins 5-8 pairs. Inflorescences terminal, condensed-racemose, several flowered; bracts absent. Flowers fragrant; pedicel ca. 1.5 mm, sparsely pubescent. Calyx pale yellow; tube cylindric, 10-12 mm, slender, exterior glabrous or sparsely appressed pubescent; lobes (4 or)5, ovate, ovate-lanceolate, or oblong, 3-5 mm, margin usually incised, apex obtuse. Stamens 10, lower whorl inserted just above middle of calyx tube, upper whorl just below throat; filaments short; anthers oblong, ca. 1.6 mm. Disk ± square, lateral to ovary, divided to half depth. Ovary narrowly ovoid, stipitate, apex tomentose; style ca. 0.7 mm; stigma capitate. Fruit not seen. Fl. May-Jun.
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