Herbarium type specimen collected from cultivated plant. 7 July 2014, Nong Van Duy, VTN 984 (holotype, Herbarium of Tay Nguyen Institute of Scientific Research of Vietnamese Academy of Science and Technology!; isotype, LE!). Living plant originated from S. Vietnam, Khanh Hoa province, Khanh Vinh district, Hon Giao Ridge, Khanh Vinh Pass., canopy epiphyte in broad-leaved, evergreen, humid forest at elevation about 1000 m a.s.l., around point 12?12?50??N 108?45?09??E. 1 November 2013, Nong Van Duy, (cultivated in the Garden of Tay Nguyen Institute of Scientific Research of Vietnamese Academy of Science and Technology).
2 May 2015 AL 64 photos + alcohol fixed flowering plant collected in the garden. Coll.: L.Averyanov, T.Maisak.