摘 要 ：描述了棘豆属(豆科)刺叶柄棘豆(Oxytropis acipblla Ledeb．)的一个新变型：白花刺叶柄棘豆O．aciphylla Ledeb．f．albiflora Z．Y．Chang，Z．H．Wu et L．R．Xu。原变型的花冠为红紫色或蓝紫色，而新变型的花冠为白色。
Abstract:Oxytropis aciphylla Ledeb.f.albiflora Z.Y.Chang,Z.H.Wu et L.R.Xu,a new form of Leguminosae from China is described.It differs from the typical form,O.aciphylla Ledeb.f.aciphylla,by having white flowers,which is quite stable and randomly occurs in populati