| Name | Ahnfeldtia plicata (Hudson) Fries |
| Authorship | (Hudson) Fries |
| Rank | Species |
| Placed in | Ahnfeldtia Trevisan |
| Contains | Ahnfeldtia plicata f. furcellata Collins Ahnfeldtia plicata var. setacea (F. Schmitz) Chemin Ahnfeldtia plicata var. tobuchiensis Kanno & Matsubara |
| Holdings | 84 Specimens held in the Harvard University Herbaria identified as Ahnfeldtia plicata (Hudson) Fries |
| Identification made in | [no date] (84) |