| Name | Delphinium tenuisectum f. cucullatum Greene |
| Authorship | Greene |
| Rank | Forma |
| NomenclaturalStatus | NomLeg |
| Placed in | Delphinium tenuisectum Greene |
| Citation | 1945 Univ. Colorado Stud., Ser. D, Phys. Sci. 2: 149 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Delphinium tenuisectum f. cucullatum Greene |
| Identification made in | [no date] (1) |