FLORA OF LAOS Polypodiaceae s.l. Pseudodrynaria coronans (Wall. ex Mett.) Ching
Luang Prabang prov., Pon Xay distr., between Houay Man and Nam Bo villages, Phou Hua Ben Toc Mountain, around point 19°57′33.1′'N 102°25′25.8′'E.
Degraded primary evergreen and semideciduous forest on very steep rocky mountain slopes composed by solid marble like highly eroded limestone at elev. 500-650 m a.s.l.
Creeping fern on mossy rocks on mountain top. Leaves with white along nerves (fungi infection?) Common.