Didymoglossum
| Didymoglossum | |
|---|---|
| Didymoglossum reptans | |
| Scientific classification | |
| Kingdom: | Plantae | 
| Clade: | Tracheophytes | 
| Division: | Polypodiophyta | 
| Class: | Polypodiopsida | 
| Order: | Hymenophyllales | 
| Family: | Hymenophyllaceae | 
| Subfamily: | Trichomanoideae | 
| Genus: | Didymoglossum Desv.  | 
| Type species | |
| Didymoglossum muscoides (Dw.) Desvaux 1827  | |
| Subgenera | |
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| Synonyms | |
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Didymoglossum is a tropical genus of ferns in the family Hymenophyllaceae. It comprises more than 30 epilithic or low-epiphytic species under two subgenera. The genus is accepted in the Pteridophyte Phylogeny Group classification of 2016 (PPG I), but not by some other sources which sink it into a broadly defined Trichomanes.