FLORA OF VIETNAM
Polypodiaceae s.l. (Lendsaeaceae)
Odontosoria chinensis (L.) J. Sm.

Ha Giang Prov., Quan Ba Distr., Thai An Commune, Seo Lung Two Village, around point 22.96988°N 105.08646°E. Very steep mountain slopes composed of stratified shale and clayey subsoil at elevation 800–1000 m a.s.l. Primary and secondary evergreen broad-leaved humid forest. Terrestrial fern on very steep rocky open slope along trail. Common. 10 October 2019, L. Averyanov, Nguyen Sinh Khang, T. Maisak, VR 1517 (HN, LE01067109, LE01070173).