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. Terrestrial herb to 1 m tall in rather wet shady place. Flowers bright yellow. Not rare. 17 October 2018, L. Averyanov, Nguyen Sinh Khang, T. Maisak, Truong Duc Thieu, VR 892.
Coordinates (geographic position):23° 4′ 38.6″ N, 104° 56′ 6.8″ E ±1000 mComment:
Record creation: 2019-05-03, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01049782 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049782