Metaxya
Metaxya is a neotropical genus of ferns in the order Cyatheales. It is the only genus in the family Metaxyaceae in the Pteridophyte Phylogeny Group classification of 2016 (PPG I).[1] Alternatively, the genus may be placed in the subfamily Metaxyoideae of a more broadly defined family Cyatheaceae,[2] the family placement used in Plants of the World Online as of November 2019.[3]
| Metaxya | |
|---|---|
 | |
| Metaxya rostrata | |
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Class: | Polypodiopsida |
| Order: | Cyatheales |
| Family: | Metaxyaceae Pic.Serm. |
| Genus: | Metaxya C.Presl |
| Species | |
 | |
| Metaxyaceae distribution | |
The species of the genus are characterized by large fronds that approach 8 ft (2.5 m) in length.
Species
As of November 2019, Plants of the World Online accepted the following species:[3]
- Metaxya contamanensis Tuomisto & G.G.Cárdenas
- Metaxya elongata Tuomisto & G.G.Cárdenas
- Metaxya lanosa A.R.Sm. & Tuomisto
- Metaxya rostrata (Kunth) C.Presl
- Metaxya scalaris Tuomisto & G.G.Cárdenas
References
- PPG I (2016). "A community-derived classification for extant lycophytes and ferns". Journal of Systematics and Evolution. 54 (6): 563–603. doi:10.1111/jse.12229. S2CID 39980610.
- Christenhusz, Maarten J.M. & Chase, Mark W. (2014). "Trends and concepts in fern classification". Annals of Botany. 113 (9): 571–594. doi:10.1093/aob/mct299. PMC 3936591. PMID 24532607.
- "Metaxya C.Presl". Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 2019-11-25.
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