FLORA OF VIETNAM. Fam. Lycopodiaceae. Huperzia serrata. Vietnam, Ha Giang Prov., Hoang Su Phi Distr., Ho Thau Municipality, around Chien Thang village, about 4 km to NW of Ho Thau village (22°37'24"N, 104°38'00"E) at elev. 1600-1800 m a.s.l. Primary closed cloud evergreen broad-leaved forest with Rhodoleya and Rhododendrons along ridge composed with shale and granite with quartzite. Lithophytic herb on vertical shady cliff. Occasional. No HAL 6685 10 March 2005. . Collectors: L.Averyanov, P.K.Loc, N.T.Vinh, A.Averyanova.
Coordinates (geographic position):22° 37′ 24″ N, 104° 38′ E ±1000 mRecord creation: 2019-02-22, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01048405 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01048405