Ha Giang Prov., Quan Ba Distr., Thai An Commune, Seo Lung Two Village, around point 22.96988ºN 105.08646ºE. 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 creeping herb on very steep shady river slope. Not common. 10 October 2019, L. Averyanov, Nguyen Sinh Khang, T. Maisak, VR 1539.
Herbarium prepared in 03 08 2020, L. Averyanov, T. Maisak, VR 1539.1
Coordinates (geographic position):22° 58′ 11.57″ N, 105° 5′ 11.26″ E ±1000 mRecord creation: 2020-09-03, Leonid Averyanov, PhotoScan D2. Processing status: work_status_1Citation: Specimen LE 01076936 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01076936