| Name | Erigeron uniflorus var. melanocephalus A. Nelson | 
| Authorship | A. Nelson | 
| Rank | Variety | 
| Placed in | Erigeron uniflorus Linnaeus | 
| Citation | 1896 Wyoming Agric. Exp. Sta. Bull. 28: 131 | 
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Erigeron uniflorus var. melanocephalus A. Nelson | 
| Identification made in | 2023 (1) | 
