| Name | Plagiobothrys undulatus (Piper) I. M. Johnston |
| Authorship | (Piper) I. M. Johnston |
| Rank | Species |
| NomenclaturalStatus | Unknown |
| Placed in | Plagiobothrys |
| GUID | urn:lsid:ipni.org:names:120290-1 |
| Holdings | 28 Specimens held in the Harvard University Herbaria identified as Plagiobothrys undulatus (Piper) I. M. Johnston |
| Identification made in | [no date] (28) |