FLORA OF VIETNAM
Polypodiaceae s.l.
Davallia sp.

N. Vietnam, prov. Cao Bang, distr. Thach An, municipality Van Trinh,
(N 22°21′ E 106°27′), about 39 km to SSE from Cao Bang town. Secondary
open semideciduous broadleaved forest on steep slopes near tops of
remnant limestone ridge at 600 m alt. Epilite fern on steep slopes and
bluffs. Common.

CBL 841 03 Dec. 1998

International Botanical Expedition of the U.S.A. National Geographic
Society (grant No 6300-98)

Collectors: Averyanov L., N.Q.Binh, P.K.Loc, N.X.Tam.