 | This article may be too technical for most readers to understand. (March 2012) |
| Ceratopteris | |
|---|---|
| |
| Ceratopteris cornuta in aquarium | |
Scientific classification 
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| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Division: | Polypodiophyta |
| Class: | Polypodiopsida |
| Order: | Polypodiales |
| Family: | Pteridaceae |
| Subfamily: | Parkerioideae |
| Genus: | Ceratopteris Brongn. |
| Type species | |
| Ceratopteris thalictroides | |
| Species | |
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See text | |
| Synonyms | |
| |
Ceratopteris is the only genus among homosporous ferns that is exclusively aquatic. It is pan-tropical and classified in the Parkerioideae subfamily of the family Pteridaceae.[1]