南川柳Salix rosthornii Seemen
南川柳Salix rosthornii Seemen
11.南川柳 白溪柳（湖北兴山）图版29: 1-5
Salix rosthornii Seemen in Bot. Jahrh. 29: 276. t. 2: E-H. 1900; Hand.-Mazz. Symb. Sin. 7: 60. 1929; Hao in Fedde, Rep. Beih. 93: 42. t. 2: 4. 1936. ——S. dictyoneura Seemen 1. c. 275. t. 2: A-D. 1900; Schneid. in Sarg. Pl. Wils. 3: 98. 1916; Hao 1. c. 42. t. 2: 3. 1936, syn. nov.——S. dodecandra Levl. in Bull. Soc. Bot. France 52: 141. 1905; Schneid. 1. c. 101. 1916; Hao 1. c. 45. t. 4: 7. 1936, syn. nov.——S. angiolepic Levl. et Vaniot. in Fedde, Rep. Sp. Nov. 3: 2. 1906; Schneid. 1. c. 104. 1916; Hao, 1. c. 40. t. 1: 1. 1936. syn. nov. ——S. anisandra Levl. et Vaniot. 1. c. 22. 1906.——S. argyi Levl. in Fedde, 1. c. 10: 437. 1912.——S. glandulosa Seemen var. stenophylla C. Wang et C. Y. Yu,秦岭植物志, 1 (2): 30. 597. 1974, syn. nov.
乔木或灌木。幼枝有毛，后无毛。叶披针形，椭圆状披针形或长圆形，稀椭圆形，长4-7厘米，宽1.5-2.5厘米，先端渐尖，基部楔形，上面亮绿色，下面浅绿色，两面无毛；幼叶脉上有短柔毛，边缘有整齐的腺锯齿；叶柄长7-12毫米，有短柔毛，上端或有腺点；托叶偏卵形，有腺锯齿，早落；萌枝上的托叶发达，肾形或偏心形，长达12毫米。花与叶同时开放；花序长3.5-6厘米，粗约6毫米，疏花；花序梗长1-2厘米，有3（6)小叶；轴有短柔毛；雄蕊3-6，基部有短柔毛；苞片卵形，基部有柔毛；花具腹腺和背腺，形状多变化，常结合成多裂的盘状；雌花序长3-4厘米，粗约5毫米；子房狭卵形，无毛，有长柄，花柱短，2裂；苞片同雄花；腺体2，腹腺大，常抱柄，背腺有时不发育。蒴果卵形，长5-6毫米。花期3月下旬-4月上旬，果期5月。
产陕西南部、四川东南部、贵州、湖北、湖南、江西、安徽南部、浙江等省。生于平原、丘陵及低山地区的水旁。模式标本采自四川南川。
《Flora of China》 Vol. 4 (1999)
Salix rosthornii Seemen
南川柳 nan chuan liu
Pleiarina dictyoneura (Seemen) N. Chao & G. T. Gong; Salix angiolepis H. Léveillé; S. anisandra H. Léveillé & Vaniot; S. argyri H. Léveillé; S. dictyoneura Seemen; S. dodecandra H. Léveillé; S. glandulosa Seemen var. stenophylla C. Wang & C. Y. Yu.
Trees or shrubs. Branchlets pilose when young, glabrescent. Stipules obliquely ovate, glandular serrate, caducous, those of shoots large, reniform or obliquely cordate, to 1.2 cm; petiole 7-12 mm, pubescent, apex glandular or not; leaf blade lanceolate, elliptic-lanceolate, or oblong, rarely elliptic, 4-7 × 1.5-2.5 cm, abaxially light green, adaxially shiny, green, both surfaces glabrous, pubescent along veins when young, base cuneate, margin regularly glandular serrate, apex acuminate. Flowering coetaneous. Male catkin 3.5-6 cm × ca. 6 mm, loosely flowered; peduncle 1-2 cm, with 3(-6) leaflets; rachis pubescent; bracts ovate, downy at base. Male flower: adaxial and abaxial glands usually connected, forming a multifid disc; stamens 3-6, pubescent at base. Female catkin 3-4 cm × ca. 5 mm. Female flower: adaxial gland large, often clasping stipe, abaxial gland sometimes absent; ovary narrowly ovoid, glabrous, long stipitate; style short, 2-lobed. Capsule ovoid, 5-6 mm. Fl. Mar-Apr, fr. May.
* Along rivers, streamsides. S Anhui, Guizhou, Hubei, Hunan, Jiangxi, S Shaanxi, SE Sichuan, Zhejiang
别名：网脉柳;河柳;白溪柳;变异柳;
科名：杨柳科 Salicaceae
属名：柳属 Salix
11.南川柳 白溪柳（湖北兴山）图版29: 1-5
Salix rosthornii Seemen in Bot. Jahrh. 29: 276. t. 2: E-H. 1900; Hand.-Mazz. Symb. Sin. 7: 60. 1929; Hao in Fedde, Rep. Beih. 93: 42. t. 2: 4. 1936. ——S. dictyoneura Seemen 1. c. 275. t. 2: A-D. 1900; Schneid. in Sarg. Pl. Wils. 3: 98. 1916; Hao 1. c. 42. t. 2: 3. 1936, syn. nov.——S. dodecandra Levl. in Bull. Soc. Bot. France 52: 141. 1905; Schneid. 1. c. 101. 1916; Hao 1. c. 45. t. 4: 7. 1936, syn. nov.——S. angiolepic Levl. et Vaniot. in Fedde, Rep. Sp. Nov. 3: 2. 1906; Schneid. 1. c. 104. 1916; Hao, 1. c. 40. t. 1: 1. 1936. syn. nov. ——S. anisandra Levl. et Vaniot. 1. c. 22. 1906.——S. argyi Levl. in Fedde, 1. c. 10: 437. 1912.——S. glandulosa Seemen var. stenophylla C. Wang et C. Y. Yu,秦岭植物志, 1 (2): 30. 597. 1974, syn. nov.
乔木或灌木。幼枝有毛，后无毛。叶披针形，椭圆状披针形或长圆形，稀椭圆形，长4-7厘米，宽1.5-2.5厘米，先端渐尖，基部楔形，上面亮绿色，下面浅绿色，两面无毛；幼叶脉上有短柔毛，边缘有整齐的腺锯齿；叶柄长7-12毫米，有短柔毛，上端或有腺点；托叶偏卵形，有腺锯齿，早落；萌枝上的托叶发达，肾形或偏心形，长达12毫米。花与叶同时开放；花序长3.5-6厘米，粗约6毫米，疏花；花序梗长1-2厘米，有3（6)小叶；轴有短柔毛；雄蕊3-6，基部有短柔毛；苞片卵形，基部有柔毛；花具腹腺和背腺，形状多变化，常结合成多裂的盘状；雌花序长3-4厘米，粗约5毫米；子房狭卵形，无毛，有长柄，花柱短，2裂；苞片同雄花；腺体2，腹腺大，常抱柄，背腺有时不发育。蒴果卵形，长5-6毫米。花期3月下旬-4月上旬，果期5月。
产陕西南部、四川东南部、贵州、湖北、湖南、江西、安徽南部、浙江等省。生于平原、丘陵及低山地区的水旁。模式标本采自四川南川。
《Flora of China》 Vol. 4 (1999)
Salix rosthornii Seemen
南川柳 nan chuan liu
Pleiarina dictyoneura (Seemen) N. Chao & G. T. Gong; Salix angiolepis H. Léveillé; S. anisandra H. Léveillé & Vaniot; S. argyri H. Léveillé; S. dictyoneura Seemen; S. dodecandra H. Léveillé; S. glandulosa Seemen var. stenophylla C. Wang & C. Y. Yu.
Trees or shrubs. Branchlets pilose when young, glabrescent. Stipules obliquely ovate, glandular serrate, caducous, those of shoots large, reniform or obliquely cordate, to 1.2 cm; petiole 7-12 mm, pubescent, apex glandular or not; leaf blade lanceolate, elliptic-lanceolate, or oblong, rarely elliptic, 4-7 × 1.5-2.5 cm, abaxially light green, adaxially shiny, green, both surfaces glabrous, pubescent along veins when young, base cuneate, margin regularly glandular serrate, apex acuminate. Flowering coetaneous. Male catkin 3.5-6 cm × ca. 6 mm, loosely flowered; peduncle 1-2 cm, with 3(-6) leaflets; rachis pubescent; bracts ovate, downy at base. Male flower: adaxial and abaxial glands usually connected, forming a multifid disc; stamens 3-6, pubescent at base. Female catkin 3-4 cm × ca. 5 mm. Female flower: adaxial gland large, often clasping stipe, abaxial gland sometimes absent; ovary narrowly ovoid, glabrous, long stipitate; style short, 2-lobed. Capsule ovoid, 5-6 mm. Fl. Mar-Apr, fr. May.
* Along rivers, streamsides. S Anhui, Guizhou, Hubei, Hunan, Jiangxi, S Shaanxi, SE Sichuan, Zhejiang