![鐵掃帚](http://blog.yimg.com/2/J5OfW517s59RBS2QEgmD2bMwWsNakdqXmGcMPGPJktD6fhLudTAEeA--/21/l/MtD_gD52phqajx18dakBaw.jpg)
鐵掃帚Lespedeza cuneata (Dum.
Cours.) G Don豆科胡枝子屬
多年生草本,亦能生長為亞灌木狀,多分枝,小枝斜上昇或略呈偃臥狀。三出葉,小葉線狀倒披針形,先端鈍,有小尖突,表面近無毛,背面被毛。短總狀花序,花2-4朶叢生於葉腋,白色,旗瓣常有紫色斑塊;萼片深5裂。莢果無柄,扁平,先端具尖突。
![鐵掃帚多年生草本,亦能生長為亞灌木狀](http://blog.yimg.com/2/J5OfW517s59RBS2QEgmD2bMwWsNakdqXmGcMPGPJktD6fhLudTAEeA--/20/l/yzWQZ.Vt1DcU3pCtdmuVpw.jpg)
多年生草本,亦能生長為亞灌木狀
![](http://blog.yimg.com/2/J5OfW517s59RBS2QEgmD2bMwWsNakdqXmGcMPGPJktD6fhLudTAEeA--/50/l/x4psnuQ_wMiDT_7E9CYtkw.jpg)
小枝斜上升或略呈偃臥狀
![](http://blog.yimg.com/2/J5OfW517s59RBS2QEgmD2bMwWsNakdqXmGcMPGPJktD6fhLudTAEeA--/49/l/ILUN21bbC38kmsZaDSi3sg.jpg)
枝細長,被疏毛
![](http://blog.yimg.com/2/J5OfW517s59RBS2QEgmD2bMwWsNakdqXmGcMPGPJktD6fhLudTAEeA--/48/l/9eg8q9xeMupIOwrHtdNaKQ.jpg)
小葉線狀倒披針形,先端有小尖突
![](http://blog.yimg.com/2/J5OfW517s59RBS2QEgmD2bMwWsNakdqXmGcMPGPJktD6fhLudTAEeA--/47/l/H4RqsW7FryvtKScwLULqyQ.jpg)
葉背面被毛
![](http://blog.yimg.com/2/J5OfW517s59RBS2QEgmD2bMwWsNakdqXmGcMPGPJktD6fhLudTAEeA--/46/l/xgcL1HXU7NvRZabeGhyV.A.jpg)
短總狀花序
![](http://blog.yimg.com/2/J5OfW517s59RBS2QEgmD2bMwWsNakdqXmGcMPGPJktD6fhLudTAEeA--/52/l/pePX5bQ8UMqnG8WMDq1XLw.jpg)
花2-4朶叢生於葉腋
![](http://blog.yimg.com/2/J5OfW517s59RBS2QEgmD2bMwWsNakdqXmGcMPGPJktD6fhLudTAEeA--/44/l/Uq_duMs1Ai8.mXdPPdy8Fw.jpg)
![](http://blog.yimg.com/2/J5OfW517s59RBS2QEgmD2bMwWsNakdqXmGcMPGPJktD6fhLudTAEeA--/44/l/Uq_duMs1Ai8.mXdPPdy8Fw.jpg)
旗瓣具紫色斑塊
![](http://blog.yimg.com/2/J5OfW517s59RBS2QEgmD2bMwWsNakdqXmGcMPGPJktD6fhLudTAEeA--/43/l/zPLhjSGrctoJO7u6tGe1Dg.jpg)
![](http://blog.yimg.com/2/J5OfW517s59RBS2QEgmD2bMwWsNakdqXmGcMPGPJktD6fhLudTAEeA--/43/l/zPLhjSGrctoJO7u6tGe1Dg.jpg)
莢果扁平,先端具尖突
![](http://blog.yimg.com/2/J5OfW517s59RBS2QEgmD2bMwWsNakdqXmGcMPGPJktD6fhLudTAEeA--/42/l/SmjnBB4DNPE16iTT3ob2ng.jpg)
![](http://blog.yimg.com/2/J5OfW517s59RBS2QEgmD2bMwWsNakdqXmGcMPGPJktD6fhLudTAEeA--/42/l/SmjnBB4DNPE16iTT3ob2ng.jpg)
幼株枝端常具蟲癭
分布於平地至中海拔山區。花期夏至秋季。
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