Polypodiaceae s.l. Vittaria flexuosa Fee S. Vietnam, Prov. Kontum. Open primary forest on NW slope of Ngoc Linh mountain system at 1600-1700 m above Long Nam village. Epiphyte. VH 1114 04.04.1995 International Botanical Expedition of the U.S.A. National Geographic Society (grant No 5094-93)
Participants: L. Averyanov, N.T. Ban, N. Q. Binh, A. Budantzev, L. Budantzev, N.T. Hiep, D.D. Huyen, P.K. Loc, N.X. Tam, G. Yakovlev