| Name | Orthotrichum lyellii f. pringlei (Müller Halle) Grout |
| Authorship | (Müller Halle) Grout |
| Rank | Forma |
| Placed in | Orthotrichum lyellii Hooker & Taylor |
| Citation | 1935 Moss Fl. N. Amer. 2: 118 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Orthotrichum lyellii f. pringlei (Müller Halle) Grout |
| Identification made in | [no date] (3) |
Copyright © 2013 The President and Fellows of Harvard College | Accessibility