Laos, Khammouane prov., Boualapha distr., Nong Seng village, southern sandstone slopes at summit of Phou Chuang (Poujeuang) Mt. around point 17°35'00.3"N, 105°47'35.6"E. Primary evergreen mixed and coniferous dense wind-formed forest at elev. 1000-1400 m a.s.l. Clustering terrestrial and lithophytic herb on open rocky place on mountain top. Occasional. 4 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 656.1b.
Fl. in cult. 20.06.2019. Flowers entirely dull red. Photos.
Record creation: 2020-11-26, Аверьянов Леонид Владимирович. Processing status: work_status_1Citation: Specimen LE 01087973 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01087973