Ha Giang prov., Quan Ba distr., Tung Vai commune, Thung Pang village, around point 23º04ʹ38.6ʺN 104º56ʹ06.8ʺE, steep rocky slopes near hill top composed with stratified highly eroded limestone at elevation 1000–1100 m a.s.l. Remnants of primary evergreen broad-leaved very humid forest. Lithophytic herb on mossy shady rocks. Not rare. 17 October 2018, L. Averyanov, Nguyen Sinh Khang, T. Maisak, Truong Duc Thieu, VR 900.
Flowered in cult. in 2 Nov. 2018. Flowers pale yellow.
Coordinates (geographic position):23° 4′ 38.6″ N, 104° 56′ 6.8″ E ±1000 mComment:
Record creation: 2019-01-13, Leonid Averyanov, PhotoScan D1. Processing status: work_status_1Citation: Specimen LE 01048908 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01048908