Vietnam, Lam Dong Prov., Lac Duong Distr., Da Chais Municipality, around point 12º07’39’N 108º39’17’’E, at elevation 1600-1800 m a.s.l. W slope of Bi Doup mt. Grassy secondary woodlands with Pinus kesiya on steep mountain slopes. Terrestrial tuberiferous ephemeroid herb 0.2-1.2 m tall. Flowers light green. Occasional.