| Plantaginaceae | |
Collinsia grandiflora var. grandiflora
| | | |
| Plantaginaceae | |
Collinsia grandiflora var. nana
| A. Gray | Proc. Amer. Acad. Arts 8: 394 | 1872 |
| Plantaginaceae | |
Collinsia grandiflora var. pusilla
| A. Gray | Syn. Fl. N. Amer. 2(1): 256 | 1878 |
| Plantaginaceae | ** |
Collinsia grandiflora var. typica
| Newsom | Bot. Gaz. 87(2): 292 | 1929 |