FLORA OF VIETNAM. Fam. Lycopodiaceae. Hupperzia phlegmaria. N. Vietnam, Bac Can prov., Na Ri distr., Kim Hy municipality,. vicinities of Lung Hin Con village (N 22°17' E 106°03'), 27 km to 55°. of Bac Can city. Remnants of primary mixed evergreen dry open forest. with Pseudotsuga brevifolia and bamboo along tops of remnant karst. limestone ridge at elev. about 800 m a.s.l. Epiphyte with pendant. shoots up to 1 m lg. Very rare. No NTH 3684   19 Oct. 1999. . Collectors: N.T. Hiep, P.K. Loc, L. Averyanov.