| Name | Phlox longifolia subsp. calva Wherry |
| Authorship | Wherry |
| Rank | Subspecies |
| Placed in | Phlox longifolia Nuttall |
| Holdings | 37 Specimens held in the Harvard University Herbaria identified as Phlox longifolia subsp. calva Wherry |
| Identification made in | [no date] (31), 1936 (3), 1938 (3) |