| Name | Trichostema arizonicum A. Gray |
| Authorship | A. Gray |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Trichostema Linnaeus |
| GUID | urn:lsid:ipni.org:names:461846-1 |
| Citation | 1872 Proc. Amer. Acad. Arts 8: 371 |
| Holdings | 19 Specimens held in the Harvard University Herbaria identified as Trichostema arizonicum A. Gray |
| Identification made in | [no date] (5), 1941 (5), 1945 (1), 1980 (2), 2002 (6) |