| Name | Petunia axillaris (Lamarck) Britton, Sterns & Poggenburg |
| Authorship | (Lamarck) Britton, Sterns & Poggenburg |
| Rank | Species |
| Placed in | Petunia |
| GUID | urn:lsid:ipni.org:names:191252-2 |
| Holdings | 12 Specimens held in the Harvard University Herbaria identified as Petunia axillaris (Lamarck) Britton, Sterns & Poggenburg |
| Identification made in | [no date] (8), 2009 (1), 2012 (2), 2013 (1) |