Amparoa beloglossa (Rchb. f.) Schltr., Repert. Spec. Nov. Regni Veg. Beih. 19: 65. 1923.

Bas.: Odontoglossum beloglossum Rchb. f., Xenia Orchid. 2: 149, t. 158. 1870.

TYPE: Diese Art wächst um Talea im Departement Oaxaca in Mexico. Im August 1842 sammelte sie Liebmann, nach dessen Exemplaren diese Darstellung verfertigt, Liebmann s.n. (holotype, W; drawing of type, K; illustration published in Xenia Orchid. 2: t. 158. 1870.).

HETEROTYPIC SYNONYMS

Amparoa costaricensis Schltr., Repert. Spec. Nov. Regni Veg. Beih. 19: 65. 1923.

TYPE: Costa Rica. [San José: Carrillo,] La Palma, im Jahre 1922, C. Wercklé 129 (holotype, B, destroyed; isotype, designated by Pupulin (2010) as the lectotype, AMES; drawing of the type, AMES).

HOMOTYPIC SYNONYMS

Rhynchostele beloglossa (Rchb. f.) Dressler & N.H. Williams, Icon. Orchid. (Mexico) 5-6: t. 654. 2003.