FLORA OF LAOS Hin Nam No Nature Protected Area Polypodiaceae s.l. (Dryopteridaceae) Polystichum biaristatum (Blume) T. Moore Laos, Khammouane prov., Boualapha distr., Nong Seng village, southern sandstone slopes of Phou Chuang (Poujeuang) Mt. around point 17°34'13.3"N 105°47'57.5"E. Primary evergreen broad-leaved dry forest at elev. 700-1000 m a.s.l. Terrestrial and lithophytic fern in shady places. Very common. 3 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 556.
Coordinates (geographic position):17° 34′ 13.3″ N, 105° 47′ 57.5″ E ±1000 mRecord creation: 2019-01-13, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01048612 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01048612