| Tribe | Epidendreae |
| Subtribe | Pleurothallidinae |
| Scientific name | Pleurothallis circumplexa Lindley |
| Synonyms | Acianthera circumplexa (Lindley) Pridgeon & M. W. Chase; Humboldtia circumplexa (Lindley) Kuntze; Humboltia circumplexa (Lindley) Kuntze; Pleurothallis mesophylla A. Rich. & Galeotti |
| Distribution | Mexico, Guatemala, Nicaragua, Costa Rica |
| Reference | Pleurothallis circumplexa Lindl. 1838 |
| Pleurothallis circumplexa Lindl. | |
| Acianthera circumplexa (Lindl.) Pridgeon & M.W.Chase |
| March 2008 at Hiroshima Botanical Garden |
February 2008 at Hiroshima Botanical Garden |
February 2008 at Hiroshima Botanical Garden |