长江三峡库区新植物

New Taxa of Lysimachi and Plantago in the Three-Gorge Reservoir Area

采于长江三峡库区的 2个植物新变种 ,一个属于报春花科 ,与显苞过路黄 (Lysimachia rubiginosa Hem sl.var.rubiginosa)相比较 ,其特点为四叶轮生 ,命名为秭归过路黄 (L ysimachia rubiginosa Hemsl.var.ziguiensis Z.E.Zhao et J.Q.Wu) ;另一个属于车前草科 ,与疏花车前 (Plantago erosa Wall.)的区别为 :本变种叶披针形 ,近似锐裂 ,基三出脉 ,花无柄 ,花柱长 4～ 7mm,无毛 ,命名为丰都车前 (Plantago erosa Wall.var.fengdouensis Z.E.Zhaoet Y.Wang)

Two new varieties of plants were found in the Three Gorge Reservior Area.One was named Lysimachia rubiginosa Hemsl.var.ziguiensis Z.E.Zhao et J.Q.Wu,belonged to Primulaceae.It was different when compared with L.rubiginosa Hemsl.var.rubiginosa,it characterized with four leaved verticillation.The other was named Plantago erosa Wall.var.fengdouensis Z.E.Zhao et Y.Wang,belonged to Plantaginaceae.Compared with P.erosa Wall.,it has lance shaped and trinervious leaves,and flowers without stems.The styluses of flowers are 4~7 mm long and glabrous.