Southern Vietnam, Lam Dong province, Bidoup Nui Ba National Park, evergreen broad-leaved forest, about 1500-1600 m a.s.l. 2 September 2018, Nguyen Van Canh, AL 410, 2 living plant only.
Flowered in April – May 2020. Herbarium prepared in 25 April 2020. Flowers odorless; median sepal white with purple apical half; lateral sepals almost white with purple tint along upper margin, petals bright purple violet; lip pure white; column green, anther bright yellow. L. Averyanov, T. Maisak, AL 410.1.