| Name | Trillium scouleri Rydberg ex Gleason |
| Authorship | Rydberg ex Gleason |
| Rank | Species |
| Placed in | Trillium |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Trillium scouleri Rydberg ex Gleason |
| Identification made in | 2007 (1) |
| Name | Trillium scouleri Rydberg ex Gleason |
| Authorship | Rydberg ex Gleason |
| Rank | Species |
| Placed in | Trillium |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Trillium scouleri Rydberg ex Gleason |
| Identification made in | 2007 (1) |