Acianthera bidentula (Barb.Rodr.) Pridgeon & M.W.Chase

Alec Melton Pridgeon & Mark Wayne Chase, Lindleyana 16:242. (2001).

Pleurothallis bidentula Barb.Rodr., Gen. Spec. Orchid. 2:20. (1881). (basiônimo)
Pleurothallis vinosa Hoehne & Schltr., Arch. Bot. Sao Paulo 1:227. (1926).