| Name | Helianthus anomalus S. F. Blake |
| Authorship | S. F. Blake |
| Rank | Species |
| Placed in | Helianthus |
| Citation | 1931 J. Wash. Acad. Sci. 21: 333 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Helianthus anomalus S. F. Blake |
| Identification made in | [no date] (2) |