| Thelypteris palustris | |
|---|---|
| Scientific classification | |
| Kingdom: | Plantae |
| Division: | Pteridophyta |
| Class: | Polypodiopsida/Pteridopsida (disputed) |
| Order: | Polypodiales |
| Family: | Thelypteridaceae |
| Genus: | Thelypteris |
| Species: | T. palustris |
| Binomial name | |
|
Thelypteris palustris Schott |
|
Thelypteris palustris, the marsh fern, or eastern marsh fern, is a fern native to eastern North America and across Eurasia. It prefers to grow in marshy situations in full sun.