| Name | Petrocodon longistylus Kraenzlin |
| Authorship | Kraenzlin |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Petrocodon |
| GUID | urn:lsid:ipni.org:names:382283-1 |
| Citation | 1928 Repert. Spec. Nov. Regni Veg. 24: 216 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Petrocodon longistylus Kraenzlin |
| Identification made in | 1992 (1) |