Masdevallia erinacea Rchb. f., Linnaea 41: 11-12. 1877.

TYPE: Colombia. without locality, B. Roezl s.n. (holotype, W).

HOMOTYPIC SYNONYMS

Diodonopsis erinacea (Rchb. f.) Pridgeon & M.W. Chase, Lindleyana 16(4): 253. 2001.

Scaphosepalum erinaceum (Rchb. f.) Schltr., Repert. Spec. Nov. Regni Veg. Beih. 7: 219. 1920.

HETEROTYPIC SYNONYMS

Masdevallia horrida Teusch. & Garay, Amer. Orchid Soc. Bull. 29(1): 23. 1960.

TYPE: Costa Rica. Heredia: La Palma mountains, between San Jeronimo and Alto Hondura, 1400-1550 m, 9 June 1960, cultivated at the Montreal Botanical Garden, C.K. Horich s.n. (holotype, AMES; isotypes, K, MO, UC).