Masdevallia discoidea is a species in the Masdevallia genus. This name is accepted name for the species in the family Orchidaceae subfamily Epidendroideae, tribe Epidendreae, subtribe Pleurothallidinae, . It is in the subgenus Polyanthae section: Successiviflorae subsection: Successiviflorae . This species is found in Brazil (Espírito Santo).