野青树Indigofera suffruticosa

中文名(Chinese Name):野青树
学名(Scientific Name):Indigofera suffruticosa Mill.
英文名(English Common Name):anil de pasto
别名(Chinese Common Name):假蓝靛
异名(Synonym):Anila truxillensis (Kunth) Kuntze  Indigofera truxillensis Kunth  Anila tinctoria var. vera Kuntze  Indigofera guatimala Lunan  Indigofera bergii Vatke  Indigofera comezuelo DC.  Indigofera divaricata Jacq.  Indigofera angolensis D.Dietr.  Anila tinctoria var. polyphylla (DC.)Nyman, p.p.  Indigofera anil var. oligosperma Miq.  Indigofera tinctoria var. torulosa Baker f.  Indigofera anil var. orthocarpa DC.  Indigofera suffruticosa var. uncinata Berhaut  Indigofera tinctoria var. anil (L.)Kurz
科属Family & Genus):蝶形花科,Fabaceae木蓝属
形态特征Description):直立灌木或亚灌木,高0.8-1.5米;少分枝。茎灰绿色,有棱,被平贴丁字毛。羽状复叶长5-10厘米;叶柄长约1.5厘米,叶轴上面有槽,被丁字毛;托叶钻形,长达4毫米;小叶5-7 (-9)对,对生,长椭圆形或倒披针形,长1-4厘米,宽5-15毫米,先端急尖,稀圆钝,基部阔楔形或近圆形,上面绿色,密被丁字毛或脱落近无毛,下面淡绿色,被平贴丁字毛。总状花序呈穗状,长2-3厘米;总花梗极短或缺;苞片线形,长约2毫米,被粗丁字毛,早落;花萼钟状,长约1.5毫米,外面有毛,萼齿宽短,约与萼筒等长;花冠红色,旗瓣倒阔卵形,长4-5毫米,外面密被毛,有瓣柄,翼瓣与龙骨瓣等长,龙骨瓣有距,被毛;花药球形,顶端具短尖头,无髯毛;子房在腹缝线上密被毛。荚果镰状弯曲,长1-1.5厘米,紧挤,下垂,被毛,有种子6-8粒;种子短圆柱状,两端截平,干时褐色。花期3-5月,果期6-10月。
分布(Distribution):原产热带美洲,现广布于世界热带地区。
用途(Use):叶可提取蓝靛;全草药用,治喉炎。
引自植物志英文版:FOC Vol. 10 Page 140, 150
Indigofera suffruticosa Miller, Gard. Dict., ed. 8. Indigo­fera no. 2. 1768.
野青树 ye qing shu| Fabaceae  | Indigofera
Shrubs or shrublets, erect, 0.8-1.5 m tall. Stems grayish green, with appressed medifixed symmetrically 2-branched tri­chomes. Stipules narrowly triangular, ca. 4 mm. Leaves 5-10 cm, 11-15(-19)-foliolate; petiole and rachis adaxially grooved, with appressed medifixed trichomes; petiole ca. 1.5 cm; leaflet blades oblong to oblanceolate, 1-4 × 0.5-1.5 cm, abaxially pale green and with appressed medifixed trichomes, adaxially green and with dense appressed medifixed trichomes or glabrescent, base broadly cuneate to rounded, apex acute to rarely rounded. Racemes 2-3 cm, densely flowered; peduncle very short or ab­sent; bracts linear, ca. 2 mm, caducous, abaxially with ap­pressed medifixed trichomes. Pedicel reflexed in fruit. Calyx ca. 1.5 mm, outside hairy; teeth broadly triangular, as long as tube. Corolla red; standard obovate, 4-5 mm, outside with dense brown trichomes; keel as long as wings, hairy. Stamens 3-4 mm; anthers globose, glabrous, apex mucronate. Ovary densely hairy. Legume deflexed and upwardly falcate, 1-1.5 cm, hairy; endocarp blotched. Seeds 6-8, brown, shortly cylin­dric, both ends truncate. Fl. Mar-May, fr. Jun-Oct. 2n = 16, 32.
Cultivated or naturalized in Fujian, Guangdong, Guangxi, Jiangsu, Taiwan, Yunnan, and Zhejiang [native to tropical America; widely cultivated in tropical and subtropical Asia].
Indigofera suffruticosa is cultivated as an alternative to I. tinctoria for the production of the dye indigo.
野青树Indigofera suffruticosa

野青树Indigofera suffruticosa

野青树Indigofera suffruticosa(责任编辑:徐晔春)

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