潞西山龙眼 lu xi shan long yan

Trees 6-10 m tall. Branchlets apically rust-colored pubescent, glabrescent. Petiole 1-2 cm; leaf blade oblong-lanceolate to obovate-oblong, papery to ± leathery, glabrescent, base cuneate, margin entire or remotely denticulate, apex acute to shortly acuminate; midvein and secondary veins raised on both surfaces; secondary veins 8-11 on each side of midvein; reticulate veins conspicuous on both surfaces. Inflorescences solitary or in pairs, axillary, 12-15 cm; rachis slender, pubescent, gradually glabrescent; bracts of flower pairs ovate, ca. 1 mm, ciliolate; floral bracts ca. 0.5 mm. Pedicels 3-4 mm, glabrous, basally connate. Perianth white, 1.2-1.5 cm, glabrous. Anthers 2-3 mm. Hypogynous glands connate into a crenulate cup. Ovary glabrous. Fruit ± globose, ca. 3 cm in diam.; pericarp ca. 1.5 mm thick, woody. Fl. Feb-Apr. fr. Jun-Jul.

* Montane forests; 1400-2100 m. SW Yunnan.