《中国植物志》|| 猕猴桃科 ACTINIDIACEAE ||水东哥属 Saurauia Willd. ||大花水东哥 Saurauia punduana Wall.

6.大花水东哥 图版84: 4
Saurauia punduana Wall. Pl. As. Rar. II, P. 40; Dyer in Hook. , Fl. Brit. Ind. i, p. 287. 1874.
乔木，高6米；小枝被爪甲状鳞片，无毛。叶革质，长椭圆形，长33厘米，宽11厘米，顶短渐尖，基部楔形，叶缘具细小的重锯齿，侧脉34对左右，腹面无毛，中脉疏被鳞片，背 面薄被尘埃状褐色小柔毛，中、侧脉疏被鳞片；叶柄长3-5厘米，被鳞片。花序聚伞式， 1-3枚簇生于叶腋，长约5厘米，近无毛，被鳞片，有花2-3朵；花粉白色，大，径约2厘米；花梗纤细；苞片阔椭圆形，长4毫米；萼片外2枚阔椭圆形，宽8毫米，内3枚长椭圆形至近圆形，长宽约11毫米，果时增大，成长圆形，宽11毫米，长14毫米；花瓣椭圆形，长12毫米，宽11毫米；雄蕊约90枚；子房近球形，有棱，花柱中部以上5裂。果未见。
产我国西藏墨脱县汗密至马尼翁之间。生于海拔1700米的山地阔叶林中。

《Flora of China》|| Actinidiaceae || Saurauia ||大花水东哥 Saurauia punduana

6. Saurauia punduana Wallich, Pl. Asiat. Rar. 2: 40. 1831.

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].