Physematium
| Physematium | |
|---|---|
| Physematium oreganum | |
| Scientific classification | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Division: | Polypodiophyta |
| Class: | Polypodiopsida |
| Order: | Polypodiales |
| Suborder: | Aspleniineae |
| Family: | Woodsiaceae |
| Genus: | Physematium Kaulf. |
| Type species | |
| Physematium molle Kaulfuss | |
| Species | |
| Synonyms | |
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Physematium is a genus of ferns in the family Woodsiaceae. It was treated as a synonym of Woodsia until 2020 when a molecular phylogenetic study showed its distinctiveness. As of June 2023, Plants of the World Online continued to treat the genus as a synonym of Woodsia.