| Name | Plagiobothrys humistratus (Greene) I. M. Johnstone | 
| Authorship | (Greene) I. M. Johnstone | 
| Rank | Species | 
| NomenclaturalStatus | Unknown | 
| Placed in | Plagiobothrys | 
| Holdings | 6 Specimens held in the Harvard University Herbaria identified as Plagiobothrys humistratus (Greene) I. M. Johnstone | 
| Identification made in | [no date] (6) | 
