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Equisetum sp., Horsetail(s)

genus Equisetum Linnaeus (1753)

• Modern species: Late Devonian - Present (360.7 - 0.0 Ma)

• Classification
• kingdom Plantae, Monilophytes, class Equisetopsida, order Equisetales, family Equisetaceae

• Distribution
• Triassic: Kyoto
• Jurassic: Nagano, Toyama
• Cretaceous: Ibaraki, Ehime
• Paleogene: Hokkaido
• Miocene: Ibaraki, Hyogo

• Subtaxa
• E. arcticum
• E. ezoense