Megalachne
Genus of grasses From Wikipedia, the free encyclopedia
Megalachne is a genus of Chilean plants in the grass family, found only on the Juan Fernández Islands in the Pacific Ocean, part of the Republic of Chile.[3][4][5][6] It contains a single species, Megalachne berteroniana.[7]
| Megalachne | |
|---|---|
| Scientific classification | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Monocots |
| Clade: | Commelinids |
| Order: | Poales |
| Family: | Poaceae |
| Subfamily: | Pooideae |
| Supertribe: | Poodae |
| Tribe: | Poeae |
| Subtribe: | Loliinae |
| Genus: | Megalachne Steud. |
| Species: | M. berteroniana |
| Binomial name | |
| Megalachne berteroniana | |
| Synonyms[1][2] | |
| |
A genetic analysis found it to be most closely related to the extinct Podophorus, also endemic to the Juan Fernández archipelago. This clade was in turn found to be nested within a paraphyletic Festuca, most closely related to F. pampeana of South America.[8]
Several species formerly included in genus Megalachne are now considered synonyms of species placed in other genera:
- Megalachne dantonii Penneck. & Gl.Rojas – synonym of Festuca dolichathera Röser & Tkach[9]
- Megalachne masafuerana (Skottsb. & Pilg.) Matthei – synonym of Festuca masafuerana (Skottsb. & Pilg.) Röser & Tkach[10]
- Megalachne robinsoniana C.M.Peña – synonym of Festuca robinsoniana (C.M.Peña) Röser & Tkach[11]
- Megalachne zeylanica Thwaites - synonym of Eriachne triseta Nees ex Steud.[1]
References
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