Psaronius
Genus of ferns / From Wikipedia, the free encyclopedia
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Psaronius is an extinct genus marattialean tree fern which grew to 10m in height, and is associated with leaves of the organ genus Pecopteris and other extinct tree ferns. Originally, Psaronius was a name for the petrified stems, but today the genus is used for the entire tree fern. Psaronius tree fern fossils are found from the Carboniferous through the Permian.[1]
Quick Facts Scientific classification ...
Psaronius | |
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A transverse section through a Psaronius stem. ~12cm across. | |
An equivalent section through a modern tree fern. ~6cm across. | |
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Family: | Psaroniaceae |
Genus: | Psaronius |
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