| Name | Physcomitrium ollula Müller Halle |
| Authorship | Müller Halle |
| Rank | Species |
| Placed in | Physcomitrium |
| Citation | 1897 Bull. Herb. Boissier 5: 174. |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Physcomitrium ollula Müller Halle |
| Identification made in | [no date] (1) |