FLORA OF VIETNAM
Polypodiaceae s.l. (Dryopteridaceae)
Polystichum deltodon (Baker) Diels

Quang Binh Prov., Minh Hoa Distr., Thuong Hoa municipality, environs of Mo O O O village, around point 17°39′21.7”N 105°54′59.5”E.

Closed broad-leaved primary forest on very steep rocky slope at middle part of remnant mountain (with summit at about 750 m) composed with highly eroded solid crystalline limestone at elevation about 556 m a.s.l.

Lithophytic fern on vertical shady cliffs. Very common.

CPC 3810 27 July 2011
Coll.: N.T.Hiep, L.Averyanov, N.S.Khang, N.Q.Vinh.