Fam. Polypodiaceae s.l.

Pteris ensiformis

N.Vietnam, Ha Tinh Prov., Huong Son Distr., Son Hong Municipality, around point 18º34'06''N, 105º11'40''E. Primary broad-leaved evergreen riparian forest with Platanus kerrii and Duabanga grandiflora along rocky Song Con river valley composed with shale and gray sandstone at elevation about 250 m a.s.l. Lithophytic fern on shady river bluff. Very common.

No HAL 5379 13 May 2004 (Photo)

Collectors: P.K.Loc, L.Averyanov, P.V.The, N.T.Vinh.