| Name | Phlox hoodii subsp. canescens (Torrey & A. Gray) Wherry |
| Authorship | (Torrey & A. Gray) Wherry |
| Rank | Subspecies |
| Placed in | Phlox hoodii Richardson |
| Holdings | 43 Specimens held in the Harvard University Herbaria identified as Phlox hoodii subsp. canescens (Torrey & A. Gray) Wherry |
| Identification made in | [no date] (41), 1939 (1), 1983 (1) |