Early Cretaceous Athyrium Roth from Northeastern China

Four species of the Early Cretaceous genus Athyrium viz., A. cretaceum Chen et Meng, A. fuxinense Chen et Meng, A. hulunianum Chen, Ren et Deng and A. hailaerianum Deng et Chen from Northeastern China have been systematically studied by scanning electron microscope. The palaeoecology of the Early Cretaceous Athyrium has also been discussed in detail in this paper.