| Name | Pentagramma maxonii (Weatherby) Schuettp. & Windham |
| Authorship | (Weatherby) Schuettp. & Windham |
| Rank | Species |
| Placed in | Pentagramma Yatskievych, Windham & E. Wollenweber |
| Citation | 2015 Syst. Bot. 40(3): 640 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Pentagramma maxonii (Weatherby) Schuettp. & Windham |
| Identification made in | 2016 (1) |