Cloning and sequence analysis of PcFPS1 gene in Phlegmariurus carinatus A New Species of the Genus Phlegmariurus from Guangxi, China Studies on the Alkaloids of Phlegmariurus fordii (Baker) Ching On the taxonomy of Phlegmariurus (Herter) Holub sect. Huperzioides H. S. Kung et L. B. Zhang (sect. nov.) with notes on the infrageneric classification of the genus Phlegmariurus in China Determination of huperzine A in six plants of Huperziaceae A New Species of the Genus Phlegmariurus from Guangxi, China