| Name | Machaeranthera boltoniae (Greene) B. L. Turner & D. B. Horne |
| Authorship | (Greene) B. L. Turner & D. B. Horne |
| Rank | Species |
| Placed in | Machaeranthera Nees |
| Citation | 1964 Brittonia 16: 328 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Machaeranthera boltoniae (Greene) B. L. Turner & D. B. Horne |
| Identification made in | 1962 (1) |