FLORA OF VIETNAM
Polypodiaceae s.l.
Polypodium bourettii?

Thanh Hoa Prov., Thuong Xuan Distr., Bat Mot Municipality, Vin village, Xuan Lien Natural Reserve.

Remnants of primary broad-leaved evergreen humid forest on rocky, highly eroded, crystalline limestone at elevation 750-800 m a.s.l. around point 19°59′11.4″N 104°58′31.8″E.

Lithophytic and occasionally epiphytic creeping fern on shady wet very steep slope along rocky stream. Common.

1 November 2013 CPC 6419
L.Averyanov, N.T.Hiep, N.S.Khang