FLORA OF VIETNAM Orchidaceae Eria sp. Sect.tomentosa
N. Viet Nam. Ha Giang Province, Quang Ba District, at Sin Suoi Ho village on east side of Sin Suoi Ho river. Degraded forest along north ridge slope. Limestone substrate and exposed rock outcrops at elev. about 1000-1100 m. 23°06′57′'N, 105°01′48′'E. Occasional on vertical tree trunks. Outer tepals pale green inside, labellum light green outside, red-purple inside, rostellum light green.