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广布黄耆

广布黄耆

中文学名:广布黄耆

拉丁学名:Astragalus

frigidus (L.) A. Gray

界:植物界

门:被子植物门

纲:双子叶植物纲

亚 纲:原始花被亚纲

目:蔷薇目

亚 目:蔷薇亚目

科:豆科

亚 科:蝶形花亚科

族:山羊豆族·黄耆亚族

属:黄耆属

亚 属:黄耆亚属

组:膜荚组

广布黄耆(guǎng bù huáng qí,学名 Astragalus frigidus (L.) A. Gray,异名:Tragacantha frigida Phaca frigida Phaca secundus ),多年生草本,茎直立,高20-60厘米,无毛或疏被柔毛。羽状复叶长6-15厘米,有9-13片小叶;托叶叶状,离生,大而显著,长圆形或长卵形,长10-20毫米;小叶长卵形至长圆形,长15-40毫米,宽8-15毫米,先端钝圆,具短凸尖头,基部近圆形,两面无毛或具短柄,背面疏生白色长柔毛。总状花序稍疏、长3-5厘米,有多数花(果期可长达10厘米),产自云南四川新疆[1]

目录

广布黄耆形态特征

广布黄耆为多年生草本。 茎直立,高20-60厘米,无毛或疏被柔毛。

羽状复叶长6-15厘米,有9-13片小叶;托叶叶状,离生,大而显著,长圆形或长卵形,长10-20毫米;小叶长卵形至长圆形,长15-40毫米,宽8-15毫米,先端钝圆,具短凸尖头,基部近圆形,两面无毛或具短柄,背面疏生白色长柔毛。

总状花序稍疏、长3-5厘米,有多数花(果期可长达10厘米);总花梗与叶近等长或稍长;苞片披针形或卵状披针形,长5-8毫米,具黑色缘毛;花梗长约3毫米,被黑色柔毛或近无毛;花萼管状钟形,长6-7毫米,外面散生黑色短柔毛,萼齿短,长不及1毫米,边缘生黑色短柔毛。

花冠淡黄色,旗瓣长圆状倒卵形,长14-16毫米,先端微凹,基部渐狭,翼瓣较旗瓣略短,瓣片长圆形,基部具短耳,瓣柄长7-8毫米,龙骨瓣同翼瓣近等长或稍短,瓣片半卵形,瓣柄稍长于瓣片;子房被白色柔毛或混生黑色毛,具长柄。

荚果椭圆形,膜质,膨胀,长15-20毫米,宽5-10毫米,外面被黑色柔毛,1室;种子多数,深褐色。[2] 花期6-7月。

Astragalus frigidus (Linn.) A. Gray in Proc. Am. Acad. 6: 219. 1864; Bunge in Mem. Acad. Sci. St. Petersb. VII 15 (1): 28. 1869; Baker. in Hook. f. Fl. Brit. Ind. 2: 130. 1879; Simps. in Not. Roy. Bot. Gard. Edinb. 8: 258. 1915; Hand. -Mazz. Symb. Sin. 7: 557. 1933; Pet. -Stib. in Acta Hort. Gothob. 12: 46. 1937-1938; Gontsch. in Kom. Fl. USSR 12: 36. 1946; 中国主要植物图说·豆科409. 图404. 1955; Golosk. in Pavl. Φπ. Казахст. 5: 97. 1961; Ali in Nasir. et Ali, Fl. W. Pakist. 100: 178. 1977. ——Phaca frigida Linn. Syst. ed 10, 1143. 1759.

Phaca frigida Linnaeus, Syst. Nat., ed. 10, 2: 1173. 1759; A. secundus Candolle.

Plants 8-35 cm tall, mostly nearly glabrous; hairs 0.3-0.5 mm. Stems at base 2-5 mm thick. Leaves 5-15 cm; stipules 1-2 cm; petiole 1-3 cm, like rachis glabrous or sparsely appressed white hairy; leaflets in (3 or)4-6(-8) pairs, narrowly ovate to narrowly elliptic, 15-35(-45) × 7-19 mm, abaxially light gray-green with a distinct darker net of nerves, mostly sparsely appressed hairy, adaxially dark green, mostly glabrous, apex rounded to subacute. Racemes rather densely 5-20-flowered; peduncle 5-10 cm, appressed black hairy or nearly glabrous; bracts greenish, narrowly ovate, 5-10 mm, at margins with pre-dominantly black hairs. Calyx shortly tubular, 6-9 mm, in basal part subglabrous, toward teeth more densely hairy, sometimes only at teeth black hairy; teeth equal, triangular, 0.3-1 mm. Petals pale yellow; standard obovate to nearly orbicular, 14-17 × ca. 8 mm; wings 13-16 mm; keel 13-15 mm. Legumes with a stipe up to 8 mm, pendulous, inflated, narrowly ellipsoid, 1-2.5 cm, 3-4 mm high and 5-7 mm wide, flat ventrally and dor-sally, acuminate at both ends; valves loosely or rather densely covered with very short appressed black hairs.

Forests, damp meadows, riversides; 200-3100 m. Sichuan, Xin-jiang, Yunnan [Japan, Kazakhstan, Mongolia, Russia (Far East, Siberia); Europe].

广布黄耆生长环境

广布黄耆生于海拔2000米左右的山坡。[3]

广布黄耆分布范围

广布黄耆产自云南四川新疆

北美中欧、原苏联巴基斯坦印度有分布。

参考来源

  1. 广布黄耆, 植物智, 2020-01-18
  2. 《中国植物志》 第42(1)卷 (1993) >> 122页 PDF >> 广布黄耆 Astragalus frigidus
  3. 对广布黄耆你了解多少?广布黄耆知识大全 2018年6月15日 - 广布黄耆,拉丁学名是Astragalus frigidus (L)A Gray,属于被子植物门、双子叶植物纲、蔷薇目、蔷薇亚目、豆科、蝶形花亚科、山羊豆族·黄耆亚族的一种植物,黄耆亚...