TWO NEW SPECIES OF LEPIDODENDRON FROM SHANXI FORMATION, YU COUNTY, HENAN

This paper reviews of current situation of study in Lepidodendron of floral of Huaxia and discusses whether or not the Cathaysiodendron would be abolished. In terms of the similarity in basic charaeteristies of Cathaysiodendron and Lepidodendron but only the morpha of sterigma and leaf scar are different so these characteristics can only be taken as a basis for classification of species for Lepidodendron. Agrees the idea of author which presented on "The Palaeozoic Era plants of China". This paper also deals with two new species of Lepidodendron from Shanxi Formation, Yu County, Henan, as Lepidodendron huayanense Ma(sp. nov.), L. yuxianense Ma(sp. nov. ).