Quang Binh Prov., Minh Hoa Distr., Hoa Son municipality, B°Lam Lang limestone mt., around point 17°42'13.7"N 105°47'33.9"E. Primary selectedly logged closed evergreen broad-leaved forest on near top ridge of limestone at elevation about 620 m a.s.l. Epiphyte. Flowers purple. Occasional. CPC 4239 15 August 2011. Coll.: N.T.Hiep, N.Q.Hieu, N.V.Tap, N.S.Khang, N.Q.Vinh & L.T.Kien.
Coordinates (geographic position):17° 42′ 13.7″ N, 105° 47′ 33.9″ E ±1000 mRecord creation: 2019-06-12, Leonid Averyanov, PhotoScan D1. Processing status: work_status_1Citation: Specimen LE 01055313 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01055313