| Name | Grossularia speciosa (Pursh) Coville & Britton |
| Authorship | (Pursh) Coville & Britton |
| Rank | Species |
| Placed in | Grossularia Miller |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Grossularia speciosa (Pursh) Coville & Britton |
| Identification made in | [no date] (1) |