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*.

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