| Family | Orchidaceae |
| Subfamily | Epidendroideae |
| Tribe | Epidendreae |
| Subtribe | Pleurothallidinae |
| Scientific name | Masdevallia angulata Reichenbach f. |
| Synonyms | Byrsella angulata (Reichenbach f.) Luer; Masdevallia burfordiensis O'Brien |
| Distribution | Colombia, Ecuador |
| Reference | Masdevallia angulata Rchb. f. |
| Masdevallia angulata Rchb.f 1878 | |
| Byrsella angulata (Rchb.f.) Luer |
| December 2009 at Tsukuba Botanical Garden |
December 2009 at Tsukuba Botanical Garden |