Polypodiaceae s.l. Polypodiaceae gen.sp. S. Vietnam, Prov. Kontum. NW slopes of Ngoc Linh mountain system at 1900 m alt. Primary evergreen dense mountain forest. Epiphyte fern with fronds up to 0.5 m lg. VH 090 23.02.1995 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