| Name | Porophyllum pygmaeum D. J. Keil & Morefield |
| Authorship | D. J. Keil & Morefield |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Porophyllum Guettard |
| GUID | urn:lsid:ipni.org:names:938147-1 |
| Citation | 1989 Syst. Bot. 14: 583 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Porophyllum pygmaeum D. J. Keil & Morefield |
| Identification made in | [no date] (1) |