| Name | Pylaisiadelpha yokohamae (Brotherus) W. R. Buck |
| Authorship | (Brotherus) W. R. Buck |
| Rank | Species |
| Placed in | Pylaisiadelpha |
| Citation | 1984 Yushania 1(2): 13 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Pylaisiadelpha yokohamae (Brotherus) W. R. Buck |
| Identification made in | [no date] (1) |