西藏暗罗 xi zang an luo

Trees to 10 m tall. Bark grayish white. Branches gray, with many lenticellate and irregular stripes. Petiole ca. 5 mm; leaf blade oblong-elliptic to obovate-lanceolate, 9-13 × 2.5-3.8 cm, thinly papery, glabrous, adaxially glossy, secondary veins 8-10 on each side of midvein, reticulate veins abaxially slightly elevated, base cuneate to broadly cuneate, apex caudate. Inflorescences axillary, 1- or 2-flowered. Pedicel ca. 7 mm; bracteoles at middle and base, semiorbicular to ovate. Sepals broadly ovate, apex rounded. Petals green, linear, ca. 13 × 2-3 mm, subequal, membranous, flat, glabrous. Stamens many; connectives apically rounded to subtruncate. Carpels many, oblong, glabrous; stigma slightly oblique. Carpels each with 2 ovules. Fruit not seen. Fl. Aug.

● Montane forests; ca. 1000 m. SE Xizang (Mêdog).