Polypodiaceae s.l. Pseudodrynaria coronans (Wall. ex Mett.) Ching
Luang Prabang prov., Ngoy distr., Nong Khiew village, Ta Nang Non Mountain around point 20°33′29.2″N 102°36′54.5″E. Secondary semideciduous and evergreen dry forest on very steep rocky mountain slopes composed by solid marble like highly eroded limestone at elev. 600-650 m a.s.l. Epiphyte and lithophyte on mossy rocky mountain tops. Common. LA-VN 1944 31 March 2017 Coll.: L.Averyanov, N.T.Hiep, N.S.Khang, C.Q.Ngan, T.Maisak, Vichith Lamxay, Koudkeo Phommachanh, Phizar Sayalath, Keooudone Souvannakhoummane.
Coordinates (geographic position):20° 33′ 29.2″ N, 102° 36′ 54.5″ E ±1000 mRecord creation: 2021-12-02, Tatiana Maisak, PhotoScan D2Citation: Specimen LE 01077699 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01077699