多花木蓝Indigofera amblyantha

中文名(Chinese Name):多花木蓝
学名(Scientific Name):Indigofera amblyantha Craib
英文名(English Common Name):
别名(Chinese Common Name):
异名(Synonym):Indigofera amblyantha var. purdomii Rehder
科属(Family & Genus):蝶形花科,Fabaceae,木蓝属
形态特征(Description):直立灌木,高0.8-2米;少分枝。茎褐色或淡褐色,圆柱形,幼枝禾秆色,具棱,密被白色平贴丁字毛,后变无毛。羽状复叶长达18厘米;叶柄长2-5厘米,叶轴上面具浅槽,与叶柄均被平贴丁字毛;托叶微小,三角状披针形,长约1.5毫米;小叶3-4 (-5)对,对生,稀互生,形状、大小变异较大,通常为卵状长圆形、长圆状椭圆形、椭圆形或近圆形,长1-3.7(-6.5)厘米,宽1-2 (-3)厘米,先端圆钝,具小尖头,基部楔形或阔楔形,上面绿色,疏生丁字毛,下面苍白色,被毛较密,中脉上面微凹,下面隆起,侧脉4-6对,上面隐约可见;小叶柄长约1.5毫米,被毛;小托叶微小。总状花序腋生,长达11(-15)厘米,近无总花梗;苞片线形,长约2毫米,早落;花梗长约1.5毫米;花萼长约3.5毫米,被白色平贴丁字毛,萼筒长约1.5毫米,最下萼齿长约2毫米,两侧萼齿长约1.5毫米,上方萼齿长约1毫米;花冠淡红色,旗瓣倒阔卵形,长6-6.5毫米,先端螺壳状,瓣柄短,外面被毛,翼瓣长约7毫米,龙骨瓣较翼瓣短,距长约1毫米;花药球形,顶端具小突尖;子房线形,被毛,有胚珠17-18粒。荚棕褐色,线状圆柱形,长3.5-6 (-7)厘米,被短丁字毛,种子间有横隔,内果皮无斑点;种子褐色,长圆形,长约2.5毫米。花期5-7月,果期9-11月。
分布(Distribution):产山西、陕西、甘肃、河南、河北、安徽、江苏、浙江、湖南、湖北、贵州、四川。生于海拔600-1600米山坡草地、沟边、路旁灌丛中及林缘。
用途(Use):全草入药,有清热解毒、消肿止痛之效。
引自植物志英文版:FOC Vol. 10 Page 140, 141, 157
Indigofera amblyantha Craib, Notes Roy. Bot. Gard. Edin­burgh. 8: 47. 1913.
多花木蓝 duo hua mu lan | Fabaceae  | Indigofera
Indigofera amblyantha var. purdomii Rehder.
Shrubs, erect, 0.8-2(-3) m tall. Stems brown to pale brown, terete; young branches 4-sided, with dense appressed white medifixed symmetrically 2-branched trichomes, glabres­cent. Stipules triangular-lanceolate, ca. 1.5 mm. Leaves to 18 cm, 5-9(-13)-foliolate; petiole and rachis with appressed medi­fixed trichomes; petiole (1.5-)2-5 cm; stipels minute; petiolules ca. 1.5 mm, hairy; leaflet blades opposite or rarely alternate, obovate-oblong, oblong-elliptic, elliptic, or orbicular, 1-4(-5) × 0.8-2 cm, abaxially pale and with dense appressed medifixed trichomes, adaxially green and with sparse appressed medifixed trichomes, midvein abaxially prominent and adaxially im­pressed, secondary veins 4-6 on each side of midvein, base cu­neate to broadly cuneate, apex rounded-obtuse and mucronate. Racemes 11-15 cm, subspicate, sessile or peduncle to 5 mm; bracts linear, ca. 2 mm, caducous. Pedicel 1-2(-2.5) mm. Calyx 2-3.5 mm, with appressed white medifixed trichomes; tube 1-1.5 mm; teeth 1.5-2 mm. Corolla pink; standard obovate, 6-6.5 mm, somewhat hooded at apex, outside hairy; wings ca. 7 mm; keel shorter than wings. Stamens 5-6 mm; anthers globose, apex mucronate. Ovary linear, hairy, with 17 or 18 ovules. Legume brown, cylindric, straight, 3.5-6 cm, with short appressed medi­fixed trichomes; endocarp not blotched. Seeds brown, ellipsoid, ca. 2.5 mm. Fl. May-Jul, fr. Sep-Nov. 2n = 48*.
  • Grasslands near streams, trailsides, scrub at forest margins; 600-1600 m. Anhui, Chongqing, Gansu, Guizhou, Hebei, Henan, Hubei, NW Hunan, Jiangsu, NW Jiangxi, Shaanxi, Shanxi, Sichuan, Zhejiang.
多花木蓝Indigofera amblyantha

多花木蓝Indigofera amblyantha

多花木蓝Indigofera amblyantha(责任编辑:徐晔春)

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