狭瓣瑞香 xia ban rui xiang

Wikstroemia angustiloba (Rehder) Domke.

Shrubs evergreen, to 0.5 m tall. Branches erect, pale yellowish green, turning brownish or purplish, slender, sparsely pubescent. Leaves alternate; petiole 1-2 mm, glabrous; leaf blade dull green adaxially, paler abaxially, linear-oblong, 1-2.5 × 0.15-0.4 cm, subpapery, both surfaces glabrous, base narrowly cuneate, margin slightly revolute, apex acute or acuminate, apiculate; veins obscure. Inflorescences terminal, fasciculate, 2-7-flowered. Pedicel ca. 1 mm, glabrescent. Calyx yellow; tube 10-11 mm, very slender, exterior glabrous; lobes 5, narrowly elliptic-oblong or oblong-lanceolate, 4-5(-7) × 1-2 mm. Stamens 10, lower whorl inserted at or slightly above middle of calyx tube, upper whorl in throat; filaments ca. 1 mm; anthers oblong, ca. 1.2 mm. Disk ± square, lateral to ovary. Ovary ca. 3 mm, apex tomentose; style very short; stigma slightly lobed. Drupe brownish yellow, ovoid, ca. 5 mm. Fl. Jun-Jul.

High mountain forests; 3000-5000 m. SW and W Sichuan [Myanmar].