Advances in the Studies of the Origin and Systematics of Pteridophytes
LI Chun-Xiang LU Shu-Gang YANG Qun
1(State Key Laboratory of Palaeobiology and Stratigraphy of Nanjing Institute of Geology and Palaeontology, CAS, Nanjing 210008) 2(Institute of Ecology and Geobotany, Yunnan University, Kunming 650091)
LI Chun-Xiang LU Shu-Gang YANG Qun. Advances in the Studies of the Origin and Systematics of Pteridophytes[J]. Chinese Bulletin of Botany, 2004, 21(04): 478-485.