FLORA OF VIETNAM Orchidaceae Eria coronaria (Lindl.) Reichenb.f.
N. Viet Nam. Ha Giang Province, Quang Ba District, at Sin Suoi Ho village and river. Degraded agricultural land among limestone rocks to ridgetop of exposed limestone under light canopy with many epiphytes and lithophytes on north and east facing slopes, at 23°06′57″N, 105°01′48″E, at 514-900 m. Lithophytic, sometimes covering 1 m diameter area. Young fruits and sheath of new leaves spotted dull purple-red. Occasional.