Lai Chau Prov., Phong Tho Distr., Sin Suoi Ho Municipality, Sa Ma Pho village, around point 22°32′20″N 103°33′31″E. Secondary open evergreen broad-leaved forest and secondary woodlands on very steep mountain slopes and cliffs composed predominantly with weathered granite at elev. about 1700-1900 m a.s.l. Lithophytic fern on shady steep rocky slopes and shady cliffs. Rare. HAL 10622 12 Dec. 2006 Coll.: Nguyen Tien Hiep, L.Averyanov, Phan Ke Loc, Pham Van The, N.T.Vinh.
Coordinates (geographic position):22° 32′ 20″ N, 103° 33′ 31″ E ±1000 mRecord creation: 2022-01-18, Galina Savich, PhotoScan D2Citation: Specimen LE 01167238 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01167238