FLORA OF VIETNAM
Polypodiaceae s.l. (Osmundaceae)
Osmunda cinnamomea ?

N.Vietnam, Bac Kan Prov., Cho Don Distr., Ban Thi Municipality, village Phia Khao, around point 22°15′35′'N, 105°31′17′'E at elevation 800-900 m a.s.l. Remnants of primary broad-leaved evergreen closed wet forest on very steep slopes and cliffs of rocky ridges and mesae composed with solid marble-like stratified limestone.
Terrestrial fern on open secondary short tall grassland along road.
Not common. HAL 4608 19 May 2004

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