Vientiane Prov., Kasi Distr., Thong Mout village, around point 19°23’27.3”N 102°08’21.3”E. Primary broad-leaved evergreen forest on very steep slopes of shaly mountains at elevation about 1800 m. Terrestrial herb to 0.6 m tall in open places along road. Flowers light dull purple-violet. Very common.
Record creation: 2026-03-19, Galina Savich, PhotoScan D2Citation: Specimen LE 01317470 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01317470