梭果黄耆
| 梭果黄耆 |
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中文学名:梭果黄耆 拉丁学名:Astragalus ernestii Comb. 界:植物界 门:被子植物门 纲:双子叶植物纲 目:蔷薇目 科:豆科 属:黄耆属 分布区域:产四川西部、 |
梭果黄耆(suō guǒ huáng qí，学名 Astragalus ernestii Comb.，俗名：小金黄耆，异名：Astragalus xiaojinensis Astragalus wilsonii Astragalus josephii )，豆科黄耆属植物。多年生草本。生于海拔3900-4500米的山坡草地或灌丛中。本种在四川康定地区代黄耆入药。 [1]
目录
梭果黄耆形态特征
多年生草本，根粗壮，直伸，表皮暗褐色，直径1-2厘米。 茎直立，高30-100厘米，具条棱，无毛。
羽状复叶长7-12厘米，有9-17片小叶；叶柄长0.5-1.5厘米；托叶近膜质，离生，卵形或长圆状卵形，长10-15毫米，宽3-8毫米，先端尖，两面无毛，仅边缘散生柔毛，基部常有暗色、膨大的腺体；
小叶长圆形，稀为倒卵形，长10-24毫米，宽4-8毫米，先端钝圆，有细尖头，基部宽楔形或近圆形，两面无毛，具短柄。
密总状花序有多数花，花后稍疏；总花梗较叶长；苞片膜质，长圆形或倒卵形，长7-10毫米，宽3-4毫米，先端钝或尖，基部渐狭，边缘具黑色毛；花梗长2-3毫米，被黑色伏贴毛；花萼钟状，长9-10毫米，外面无毛，萼齿披针形，长2.5-3.5毫米，内面被黑色伏贴毛；
花冠黄色，旗瓣倒卵形，长约15毫米，先端微凹，基部渐狭，翼瓣较旗瓣稍短，瓣片长圆形，宽约1.5毫米，具短耳，瓣柄长约9毫米，龙骨瓣较翼瓣稍短，长13-14毫米，瓣片半卵形，宽约3毫米，瓣柄长约8毫米；子房被柔毛，具柄。
荚果梭形，膨胀，长20-22毫米，宽约5毫米，密被黑色柔毛，果颈稍长于萼筒，1室，有种子5-6颗。 花期7月，果期8-9月。 [2]
Astragalus ernestii Comb. in Not. Roy. Bot. Edinb. 12: 230. 1934; Pet. -Stib. is Acta Hort. Gothob. 12: 43. 1937-1938; 中国主要植物图说·豆科409. 图403.1955; 西藏植物志 2: 832. 图271 (4-6), 1985. ——A. wilsonii Simps. in Not. RoyBor. Gard. Edinb. 8: 248. 1955, non Greene 1879.
Astragalus josephii E. Peter; A. wilsonii N. D. Simpson; A. xiaojinensis Y. C. Ho.
Plants 25-60 cm tall, with hairs up to 0.3 mm. Stems up to 7 mm thick, glabrous. Leaves 4-10 cm; stipules 1-1.6 cm, lower ones laterally widened into a wide auricle, spreading to deflexed, at base with minute glands; leaflets in 6-9 pairs, nar-rowly elliptic, 6-24(-40) × 2.5-10 mm, glabrous on both sur-faces or loosely to sparsely covered with appressed white hairs abaxially. Racemes densely many flowered, later elongated and up to 8 cm; peduncle 5-10 cm, glabrous; bracts green, elliptic to somewhat spatulate, 3-4 mm, black or white ciliate. Calyx greenish, campanulate-tubular, 6-8 mm, deeply split on adaxial surface, tube glabrous; teeth 2-3 mm, both sides or only inner side and margins between teeth densely shortly black hairy. Petals pale yellow or purplish blue, blackish purple when dry; standard rectangular-oblong to obovate, 13-15 × 5-8 mm; wings 11-13 mm; keel 10-13 mm. Legumes with a stipe 4-11 mm, pendulous, narrowly ovoid, 1.5-2.5 cm, 4-6 mm high, sharply keeled ventrally, narrowly rounded dorsally, apex long acuminate; valves light brownish, densely covered with very short black nearly spreading hairs, loosely hairy or glabrescent with age.
● Abies forests, subalpine and alpine meadows; 3500-4300 m. Gansu, Qinghai, Sichuan, Xizang, Yunnan.
梭果黄耆生长环境
生于海拔3900-4500米的山坡草地或灌丛中。[3]
梭果黄耆分布范围
梭果黄耆主要价值
【藏药】塞色：花治木保病疼痛，血痢，创伤。鲜全株治疮痈《滇省志》。功用同金翼黄芪A. chry-sopterus《藏本草》。
梭果黄耆参考文献
梭果黄耆（中国主要植物图说?豆科） Astragalus ernestii Comb. in Not. Roy. Bot. Edinb. 12: 230. 1934; Pet. -Stib. is Acta Hort. Gothob. 12: 43. 1937-1938; 中国主要植物图说?豆科409. 图403. 1955; 西藏植物志 2: 832. 图271 (4-6), 1985. ——A. wilsonii Simps. in Not. Roy Bor. Gard. Edinb. 8: 248. 1955, non Greene 1879.