Psaronius

domain	Eukaryota	Psaronius was a 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. For more information, visit the Wikipedia entry. Get back to Pteridophytes
kingdom	Plantae
division	Pteridophyta
class	Marattiopsida
order	Marattiales
family	Psaroniaceae
genus	Psaronius

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  Safari 301529 Tree Fern