| Name | Pityrogramma triangularis var. maxoni Weatherby |
| Authorship | Weatherby |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Pityrogramma triangularis (Kaulfuss) Maxon |
| Citation | 1920 Rhodora 22: 119 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Pityrogramma triangularis var. maxoni Weatherby |
| Identification made in | 1919 (1), 2009 (1) |
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