N. Vietnam, Bac Can prov., Na Ri distr., Kim Hy municipality, vicinities of Lung Hin Con village (N 22є17' E 106є03'), 27 km to 55є of Bac Can city. Primary evergreen mixed mossy forest with Pseudotsuga brevifolia and bamboo along tops of karst remnant limestone ridge at elev. 700 m a.s.l. Chlorophylless yellowish-pink root parasite on very steep slope. Rare.