VIETNAM. Lam Dong Province: Lac Duong district, near Giang Ly Forest Protection Department station, Bidoup Ridge, primary humid, broad-leaved forest at 1526‑1530 m, around 12°10’36’’N, 108°42’43’’E, 12 December 2010, Nong Van Duy, VTN 1465/AL 91 (holotype: Herbarium of Tay Nguyen Institute of Scientific Research of Vietnamese Academy of Science and Technology!; isotype: LE!; cultivated and flowered in the botanical garden of Tay Nguyen Institute of Scientific Research of Vietnamese Academy of Science and Technology. Type specimen prepared from a cultivated plant, 27 August 2015).