| Name | Orthotrichum cupulatum var. jamesianum (Sullivant) E. Lawton |
| Authorship | (Sullivant) E. Lawton |
| Rank | Variety |
| Placed in | Orthotrichum cupulatum Hoffmann ex Bridel |
| Citation | 1971 Moss Fl. Pacific Northwest 221 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Orthotrichum cupulatum var. jamesianum (Sullivant) E. Lawton |
| Identification made in | [no date] (1) |