Masdevallia and Affiliates explains the newly accepted divisions of Masdevallia that Carl Luer outlined in Icones vol 28.
Masdevallia eucharis Luer
From the Greek eucharis, "lovely, pleasing," in allusion to the aspect of the plant.
Subgenus: Masdevallia
Section: Masdevallia
Subsection: Caudatae
Plant ID: 04044
Additional Information: From southern Ecuador at altitudes or around 5,900 feet (1,800 m).