长梗柳Salix dunnii Schneid.

别名：闽柳;黄柳;邓柳;长柄柳;

科名：杨柳科 Salicaceae

属名：柳属 Salix

《中国植物志》第20(2)卷110页
  13.长梗柳（中国高等植物图鉴）邓柳（广州植物志）
  Salix dunnii Schneid. in Sarg. Pl. Wils. 3: 97. 1916; Hao in Fedde, Rep. Beih. 93: 42. t. 2: 5. 1936, excl. syn. S. chekiangensis Cheng;中国高等植物图鉴, 1: 358. 图716. 1972.——S. changchowensis Metcalf. in Ling. Sci. Journ. 15 (1): 11. 1936;陈嵘, 中国树木分类学, 131. 图96. 1937.侯宽昭, 广州植物志, 378. 1956.

《Flora of China》 Vol. 4 (1999)
Salix dunnii  C. K. Schneider
长梗柳   chang geng liu
Shrubs or small trees. Juvenile branchlets purple, densely downy, glabrescent. Stipules semicordate, glandular serrate, both surfaces pilose; petiole 2-3 mm, densely downy, on shoots glandular at apex; leaf blade elliptic or elliptic-lanceolate, 2.5-4 × 1.5-2 cm, abaxially grayish white, densely appressed villous, adaxially pilose, more densely so when young, or both surfaces densely grayish white or brownish pubescent, base broadly cuneate to rounded or shallowly cordate, sparsely serrate or rarely subentire, apex obtuse-rounded or acute, usually apiculate. Male catkin ca. 5 cm × 4 mm, loosely flowered; peduncle ca. 1 cm, with 3-5 leaflets; rachis grayish white downy; bracts ovate or obovate, ca. 1/3 as long as stamens, base of both surfaces downy and ciliate, apex acute or slightly obtuse. Male flower: adaxial gland shortly conical, abaxial gland 3-lobed or not, ca. 1/3 as long as bracts; stamens 3-6; filaments pubescent at base; anthers yellow, ovoid. Female catkin ca. 4 cm, to 6.5 cm in fruit; peduncle with 3-5(or 6) leaflets; rachis densely pubescent; bracts as in male catkin, ca. as long as stipe. Female flower: adaxial gland 3-lobed or not, ca. 1/3 as long as bracts; ovary narrowly ovoid, glabrous, long stipitate; style short; stigma 2-lobed. Fl. Apr, fr. May.
* Near streams. Fujian, N Guangdong, Jiangxi, Zhejiang.