| Name | Prionosciadium nelsoni J. M. Coulter & Rose | 
| Authorship | J.M. Coulter & Rose | 
| Rank | Species | 
| NomenclaturalStatus | NomLeg | 
| Placed in | Prionosciadium | 
| Citation | 1900 Proc. Wash. Acad. Sci. 1: 149 | 
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Prionosciadium nelsoni J. M. Coulter & Rose | 
| Identification made in | [no date] (2) | 
