| Name | Delphinium robustum Rydberg |
| Authorship | Rydberg |
| Rank | Species |
| Placed in | Delphinium Linnaeus |
| Citation | 1901 Bull. Torrey Bot. Club 28(5): 276 |
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Delphinium robustum Rydberg |
| Identification made in | [no date] (5) |