FLORA OF VIETNAM Orchidaceae Juss. Eria amica Rchb.f. ?
N. Vietnam, Hoa Binh prov., Da Bac distr., Cao Son municipality, Nui Hen (Ba Tri) mountain system (20°54′09′'N, 105°12′15′'E). Remnants of primary forest among secondary wet broad-leaved evergreen forest with bamboo on very steep mountain slopes based on shale and sandstones with quartzite at 900-1150 m a.s.l. Epiphyte on high mossy trees. Flowers: tepals yellowish with purple venation, lip yellowish with purple sidelobes and bright yellow epichile; flower bracts dull yellow. Very common.