全缘肋果茶 quan yuan le guo cha

Trees 13-15 m tall. Branchlets green, terete, stout, glabrous; terminal buds broadly ovate, glabrous. Petiole 7-9 mm, glabrous; leaf blade ovate to lanceolate, 5-11 × 2.5-4 cm, papery, abaxially pale green, adaxially dark green, both surfaces glabrous, midvein abaxially elevated and adaxially impressed, secondary veins 7-9 on each side of midvein and raised on both surfaces, base broadly cuneate, margin entire, apex acuminate to caudate and with a blunt tip. Inflorescences axillary, dichasial cymes, usually 4- or 5-forked, 14-17-flowered; peduncle 4-8 mm, glabrous; bracts caducous, narrowly ovate, ca. 2 mm. Pedicel 2.5-4 mm but for terminal flowers 2-3 mm, glabrous; bracteoles caducous, ovate, ca. 8 mm, glabrous. Sepals persistent, ovate, ca. 2 × 1.5 mm, glabrous, margin ciliolate and not revolute in fruit, apex obtuse. Corolla 2.9-3.1 mm; tube 0.7-0.8 mm; lobes white, involute, oblong, 2.2-2.3 × 1.5-1.7 mm, apex rounded. Stamens 8-10; filaments ca. 0.8 × 0.4 mm, glabrous; anthers ovate, ca. 0.8 mm. Ovary conic, apex obtuse. Fruit ovoid-conic, ca. 3 × 1-1.1 mm. Seeds ca. 1.5 × 0.3 mm. Fl. Mar-Jun, fr. Jul-Dec.

● Forests; 1000-1300 m. Yunnan (Jinping).