FLORA OF VIETNAM
Polypodiaceae s.l.
Pteris sp.?

Dien Bien Prov., Dien Bien Distr., Na U Municipality, Ca Hau village, around point 21°13′30”N 102°57′24”E.

Highly destroyed primary closed evergreen broad-leaved submontane forest on rocky crystalline marble-like rocky limestone at elevation 1100-1200 m a.s.l.

Lithophytic fern in crevices of shady rocks near rocky top of mountain. Rare.

CPC 2412 11 April 2011
Coll.: P.V.The.