龙须藤Bauhinia championii (Benth.) Benth.

别名：红过山龙;羊蹄藤;千打锤;燕子尾;过江圆龙;九牛燥;百代藤;川心菊;牛蹄风;黑皮藤;九龙藤;菊花木;马脚藤;梅花入骨丹;蝶藤;五花血藤;五花活血;过岗圆龙;箭头树;元江羊蹄甲;燕尾子;九龙根;马蹄风藤;细叶花心藤;钩藤;羊甲木;乌朗藤;石山羊蹄甲;羊蹄甲藤;田螺虎树;缺叶藤;夜合草;乌郎藤;过岗龙;五花过山龙;罗亚多藤;

科名：豆科 Leguminosae

属名：羊蹄甲属 Bauhinia

《中国植物志》第39卷172页
  16.龙须藤（广东）菊花木、五花血藤、圆龙、蛤叶、乌郎藤、罗亚多藤（广东），百代藤（广东海南）；乌皮藤、搭袋藤（广西），钩藤（湖南、台湾）、田螺虎树（江西、植物名实图考）
  Bauhinia championii (Benth.) Benth. Fl. Hongk. 99. 1861; Hance in Joura. Bot. 21: 298. 1883; L. Chen in Lingnan Sct. Journ. 18: 276. 1939;中国主要植物图说——豆科52, 图47. 1955; 陈焕镛等, 海南植物志2: 221. 1965.——Phanera championii Benth. in Journ. Bot. Kew Misc. 4: 78. 1852.——B. hunanensis Hand.-Mazz. Symb Sin. 7: 541. 1933. ——B. championii var. acutifolra L. Chen, op. cit. 278.

《Flora of China》 Vol. 10 (2010)
Bauhinia championii  (Bentham) Bentham Fl. Hongk. 99. 1861.
龙须藤   long xu teng
Phanera championii Bentham, Hooker’s J. Bot. Kew Gard. Misc. 4: 78. 1852 ["championi"]; Bauhinia championii var. acutifolia L. Chen; B. championii var. yingtakensis (Merrill & F. P. Metcalf) T. C. Chen; B. hunanensis Handel-Mazzetti; B. yingtakensis Merrill & F. P. Metcalf; Lasiobema championii (Bentham) de Wit; L. hunanensis (Handel-Mazzetti) de Wit.
Lianas, with tendrils. Young branches and inflorescences puberulent. Stipules caducous; petiole 1-2.5 cm, slender; leaf blade ovate or cordate, 3-10 × 2.5-9 cm, papery to leathery, abaxially pubescent when young, pubescent or glabrous when old, adaxially glabrous, primary veins 5-9, base truncate to cor-date; leaves on flowering branches entire with apex acute, ob-tuse, or emarginate, while those on sterile branches or juvenile branches usually deeply bilobed; lobes acute, acuminate, or ob-tuse at apex. Inflorescence a solitary raceme or several racemes joined in a panicle, terminal or axillary, 7-25 cm; bracts and bracteoles small. Pedicel 10-15 mm, slender. Flower buds ellip-soid, 2.5-3 mm; open flowers ca. 8 mm in diam. Receptacle funnelform, ca. 2 mm; calyx lobes 5, lanceolate, ca. 3 mm. Pet-als white, spatulate, 4-6 mm, outside pubescent along midvein, clawed. Fertile stamens 3; filaments ca. 6 mm, glabrous. Staminodes 2. Ovary shortly stalked, hairy on sutures; style short; stigma small. Legume obovoid-oblong, compressed, 7-12 × 2.5-3 cm, glabrous; valves leathery. Seeds 2-5, orbicular, compressed, ca. 12 mm in diam. Fl. Jun-Oct, fr. Jul-Dec. 2n = 28*.
Open or dense forests, thickets; low to middle elevations. Fujian, Guangdong, Guangxi, Guizhou, Hainan, Hubei, Hunan, Jiangxi, Tai-wan, Yunnan, Zhejiang [Vietnam].

《全国中草药汇编》:龙须藤

【拼音名】 Lónɡ Xū Ténɡ
【别名】 羊蹄藤、乌郎藤、过岗圆龙、九龙藤、五花血藤、梅花入骨丹、燕子尾、黑皮藤
【来源】 为豆科羊蹄甲属植物龙须藤Bauhinia championi （Benth.）Benth.的藤。全年可采，鲜用或洗净切片，蒸过，晒干。
【性味】 苦、涩，平。
【功能主治】 祛风除湿，活血止痛，健脾理气。用于风湿性关节炎，腰腿疼，跌打损伤，胃痛，小二疳积。
【用法用量】 0.5～1两。
【摘录】 《全国中草药汇编》