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''Amorpha canescens'' (Leadplant, Leadplant amorpha, Prairie shoestring) is a tall deciduous shrub in the Pea family (Fabaceae) that is native to North America. It has very small purple flowers which are grouped in racemes. The compound leaves of this plant appear leaden due to their dense hairiness. The roots can grow deeper than . This plant can be found growing in well drained soils of prairies, bluffs, and open woodlands.〔(Lady Bird Johnson Wildflower Center ) Retrieved 2010-03-26.〕 Leadplant was used by various Indigenous Peoples to treat a number of medical problems.〔(Species account from Native American Ethnobotany (University of Michigan - Dearborn) ) Retrieved 2010-03-26〕 In addition the Oglala used the leaves both as a tea and as a smoking mixture when combined with buffalo fat.〔(Species account from Native American Ethnobotany (University of Michigan - Dearborn) ) Retrieved 2010-03-26〕 ''Amorpha canescens'' was described for science by Frederick Pursh in 1814. ''Canescens'' is a botanical Latin term meaning "becoming grey".〔(NPWRC :: Leadplants (''Amorpha canescens'') ) Retrieved 2010-03-26.〕 ==References== ==External links== *(Species account from USDA Forest Service Fire Effects Information System ) 抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Amorpha canescens」の詳細全文を読む スポンサード リンク
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