腾冲柿 teng chong shi

Trees 6--12 m tall. Branchlets blackish brown, glabrous. Petiole 1 cm; leaf blade narrowly elliptic to oblong, 10--15 X 2.5--4 cm, glabrous, base cuneate, margin very narrowly revolute, apex acuminate, lateral veins 12--15 per side, reticulate veinlets inconspicuous. Male flowers in congested 1--3-flowered cymes, fragrant; pedicel very short, pubescent; calyx cup-shaped, 5--7 mm, very sparsely pubescent to subglabrous, lobes 5--7 and reduced to minute glandlike teeth; corolla ca. 1.5 cm, tubular-campanulate, tube 6--8 mm and glabrous; corolla lobes 5 or 6, ovate-lanceolate, 6--8 X 2.5--3.5 mm; stamens ca. 24, inserted at base of tube. Female flowers not seen. Fruit solitary. Fruiting pedicel ca. 2 mm, stout, densely brown pubescent. Fruiting calyx ca. 1.6 cm in diam., glabrous; lobes 4 or 5, erect, reflexed between lobes, ovate, 6--8 X 9--10 mm, undulately plicate, apex acute and hard when dry. Immature berries globose, often with persistent style base, ca. 1.5 cm in diam., 5-locular, glabrous; style short, persistent at apex. Fl. May-Jul, fr. Jul-Aug.

* Shaded ravines and thickets, mountains or by streams; 1800--2700 m. SW Yunnan.