| Name | Viola diffusa subsp. tenuis (Bentham) W. Becker |
| Authorship | (Bentham) W. Becker |
| Rank | Subspecies |
| Placed in | Viola diffusa Gingins |
| Citation | 1921 Philipp. J. Sci. 19(6): 714-715 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Viola diffusa subsp. tenuis (Bentham) W. Becker |
| Identification made in | [no date] (3) |