| Name | Maxillaria tonsoniae Soto Arenas |
| Authorship | Soto Arenas |
| Rank | Species |
| Placed in | Maxillaria Ruiz & Pavon |
| GUID | urn:lsid:ipni.org:names:304630-2 |
| Citation | 1992 Orquidea (Mexico City) 12: 245 (-247; fig.) |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Maxillaria tonsoniae Soto Arenas |
| Identification made in | 1994 (1), 2002 (1) |