| Name | Stereocaulon paschale subsp. evolutoides (H. Magnusson) I. M. Lamb |
| Authorship | (H. Magnusson) I. M. Lamb |
| Rank | Subspecies |
| Placed in | Stereocaulon paschale (Linnaeus) Hoffmann |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Stereocaulon paschale subsp. evolutoides (H. Magnusson) I. M. Lamb |
| Identification made in | [no date] (1) |