| Name | Pterobryon walkeri Brotherus |
| Authorship | Brotherus |
| Rank | Species |
| Placed in | Pterobryon Hornschuch |
| Citation | 1899 Rec. Bot. Surv. India 1(12): 324 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Pterobryon walkeri Brotherus |
| Identification made in | 2018 (1) |