大花水东哥 da hua shui dong ge

Trees ca. 6 m tall. Branchlets pubescent to glabrescent with minute scurfy hairs intermixed with unguicular scales. Petiole 3-5 cm, with similar pubescence as branchlets; leaf blade narrowly elliptic to narrowly obovate, ca. 33 × 11 cm, thinly leathery, abaxially densely brown scurfy-puberulent, with sparse scales on midvein and lateral veins, adaxially glabrous but scaly on midvein, lateral veins 25-34 pairs, base cuneate, margin finely biserrate, apex shortly acuminate. Inflorescences ca. 5 cm, axillary, 1-3-fascicled, 2- or 3-flowered, glabrous, scaly; pedicels slender; bracts broadly elliptic, ca. 4 mm. Flowers pinkish white, large, 1.8-2 cm in diam. Sepals: outer 2 broadly elliptic, inner 3 narrowly elliptic to orbicular, enlarged when in fruit. Petals oblong, ca. 1.2 × 1.1 cm. Stamens ca. 90. Ovary subglobose, ribbed; styles 5, connate below middle. Fruit unknown. Fl. and fr. unknown.

Broad-leaved forests on mountains; 700-1700 m. SE Xizang [Bhutan, India, Myanmar].