| Name | Macrorhynchus troximoides Torrey & A. Gray |
| Authorship | Torrey & A. Gray |
| Rank | Species |
| Placed in | Macrorhynchus |
| Citation | 1843 Fl. N. Amer. [Torr. & A. Gray] 2(3): 491 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Macrorhynchus troximoides Torrey & A. Gray |
| Identification made in | [no date] (1) |