Cao Bang Prov., Nguyen Binh Distr., Yen Lac Municipality, Chi Doi village, around point 22°45'34"N, 105°51'48.7"E.
Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1400 m a.s.l.
Lithophytic herb on shady cliffs on miffle part of mountain slope. Leaves dark green above, light green with purple veins below. Flowers pink, anthers yellow. Very common.
Record creation: 2021-11-10, Leonid Averyanov, PhotoScan D2Citation: Specimen LE 01089626 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01089626