| Name | Collinsia violacea Nuttall |
| Authorship | Nuttall |
| Rank | Species |
| Placed in | Collinsia Nuttall |
| Citation | 1835 Trans. Amer. Philos. Soc. ser. 2, 5: 179 |
| Holdings | 39 Specimens held in the Harvard University Herbaria identified as Collinsia violacea Nuttall |
| Identification made in | [no date] (34), 1930 (3), 1988 (2) |