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CCDB → Pteridophytes → Athyriaceae → Athyrium → Athyrium filix-femina var. michauxii (Spreng.) Farw.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Athyrium filix-femina var. michauxii (Spreng.) Farw. | Athyrium filix-femina (L.) Roth | 40 + 1 | 1 | Cave1956supp | Britton 1953 |