FLORA OF VIETNAM Orchidaceae Dendrobium sp nov. (D. loddigesii aff.)
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. Stems green, some roots with swollen parts, outer tepals very light pink, fringed tube white at opening, yellow at base, rostellum light green, no scent. Rare.