| Name | Erythranthe diffusa (A. L. Grant) N. S. Fraga |
| Authorship | (A. L. Grant) N. S. Fraga |
| Rank | Species |
| Placed in | Erythranthe |
| Citation | 2012 Phytoneuron 2012-39: 35 |
| Holdings | 10 Specimens held in the Harvard University Herbaria identified as Erythranthe diffusa (A. L. Grant) N. S. Fraga |
| Identification made in | [no date] (1), 2018 (8), 2024 (1) |