| Name | Maxillaria allenii L. O. Williams |
| Authorship | L. O. Williams |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Maxillaria Ruiz & Pavon |
| GUID | urn:lsid:ipni.org:names:643255-1 |
| Citation | 1940 Ann. Missouri Bot. Gard. 27: 282 |
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Maxillaria allenii L. O. Williams |
| Identification made in | [no date] (3), 2006 (1), 2010 (1) |