FLORA OF VIETNAM Orchidaceae Nervilia gracilis Aver.
Ha Giang prov., Quan Ba distr., Tung Vai commune, Thang village, around point 23°03ʹ04.2ʺN 104°51ʹ09.7ʺE, steep rocky slopes near mountain top composed with eroded stratified highly eroded limestone at elevation 1200-1450 m a.s.l. Primary evergreen broad-leaved very humid forest. Terrestrial herb flowering being leafless. Sepals and petals pale olive brownish, lip white with purple marks. Occasional. 24 April 2018, L. Averyanov, Nguyen Sinh Khang, Nguyen Tien Hiep, Nguyen Quang Hieu, Chuong Quang Ngan, T. Maisak, VR 790a (HN, LE01048916).
Coordinates (geographic position):23° 3′ 4.2″ N, 104° 51′ 9.7″ E ±1000 mRecord creation: 2020-10-31, Leonid Averyanov, PhotoScan D2. Processing status: work_status_1Citation: Specimen LE 01074066 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01074066