| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Osmundaceae | ×Osmunimunda ruggii | ||||
| Osmundaceae | Claytosmunda | Interrupted Fern |  (c) Bradley, Keith | ||
| Osmundaceae | Claytosmunda claytoniana | Interrupted Fern | Upland forests, woodlands, and balds, moist (or even wet) to rather dry. | NL (Newfoundland) west to MN, south to n. GA, n. AL, TN, and AR; disjunct in e. and sc. Asia (the Asian plants sometimes separated as a variety). | (c) Bradley, Keith |
| Osmundaceae | Osmunda | Royal Fern |  (c) Ware, Richard & Teresa - CC-BY-NC, permission granted to NCBG | ||
| Osmundaceae | Osmunda spectabilis | American Royal Fern | Bogs, marshes (including tidal), moist forests, floodplains, wet meadows, swamp forests, ditches, and other wetlands. | NL (Newfoundland) west to MB, south to s. FL, e. TX; Mexico south through Central America to s. South America; West Indies. |  (c) Bradley, Keith |
| Osmundaceae | Osmundaceae | Royal Fern Family | (c) Ware, Richard & Teresa - CC-BY-NC, permission granted to NCBG | ||
| Osmundaceae | Osmundastrum | Cinnamon Fern |  (c) Sorrie, Bruce A. - CC-BY | ||
| Osmundaceae | Osmundastrum cinnamomeum ssp. cinnamomeum | Cinnamon Fern | Bogs, peatlands, pocosins, wet savannas, floodplains, blackwater stream swamps, marshes, and other wetlands, less typically in merely mesic or even dry-mesic forests, especially if seasonally sub-irrigated. | NL (Labrador) west to MN, south to s. FL, c. TX; Mexico south through Central America to Uruguay and Argentina in South America; West Indies; represented in e. Asia by a relative, variously treated as a species, subspecies, variety, or not distinguished taxonomically. |  (c) Brundage, Stephanie - CC-BY |
| Osmundaceae | Osmunimunda |