Marattiaceae

Archangiopteris sp. ?

S. Vietnam, Dak Lac Prov., Krong Bong Distr., Cu Pui Municipality, elevation from Dak Tour village (12ш30'N, 108ш30'E) to main peak of Chu Yang Sinh mt system (12ш24'N, 108ш26'E) along Dak Tour river (N slope). Primary closed wet broad-leaved forest on steep granite slopes at elev. 1550-1600 m. Terrestrial fern with fronds up to 1 m lg in wet cliffs of very deep shady river canyon. Rare.

No VH 6300 07.05.2000

International Botanical Expedition of the U.S.A. National Geographic Society (grant No 6383-98)

Collectors: L.Averyanov, N.T.Hiep, N.Q.Hieu, P.H.Hoang, D.X.Du, N.T.Vinh