Vientiane prov., Kasi distr., between San and Tham Tai villages, around point 19°17'47.9''N 102°08'58.9''E. Secondary broad-leaved evergreen dry forest on very steep rocky mountain slopes composed by solid marble like highly eroded limestone at elev. 900-1000 m a.s.l. Terrestrial herb with thick large creeping underground rhizome on shady rocky slope. Locally common.
Record creation: 2023-12-27, Аверьянов Леонид Владимирович. Processing status: work_status_1Citation: Specimen LE 01124761 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01124761