Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Bat Dai Son commune, Pai Chu Phin village, around point 23º07ʹ54.9ʺN 104º59ʹ24.1ʺE, 1000-1220 m a.s.l., karstic, highly eroded mountains composed of solid marble-like limestone, primary evergreen broad-leaved and coniferous (with Pseudotsuga sinensis) humid forest on steep rocky slopes near mountain tops. Creeping epiphyte on rocky mountain top. Not rare. 16 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 321. Fl. in 15 Feb. 2019. Flowers yellowish-green with fine brownish markings, lip yellow.
L. Averyanov VR 321.1.
Record creation: 2019-02-22, Leonid Averyanov, PhotoScan D1. Processing status: work_status_1Citation: Specimen LE 01048452 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01048452