Equisetum Linnaeus 1753 (horsetail)

Polypodiopsida - Equisetales - Equisetidae

Full reference: C. Linnaeus. 1753. Species Plantarum 1-1200

Parent taxon: Equisetaceae according to PPG. I 2016

See also Chandra and Tewari 1991, Christophel 1976, Knowlton 1899, Knowlton 1919, Knowlton 1926, Lakhanpal et al. 1976, Lapasha and Miller 1985, Liu et al. 1996, Mabberley 2000, McIver and Basinger 1993, Mehrotra et al. 2009 and Upchurch et al. 1994

Sister taxa: Equisetites, Schizoneura

Subtaxa: Equisetum abiquiense Equisetum arcticum Equisetum arvense Equisetum burchardti Equisetum canaliculatum Equisetum cascadensis Equisetum collieri Equisetum columnare Equisetum deciduum Equisetum florissantense Equisetum fluviatile Equisetum globulosum Equisetum haguei Equisetum haydenii Equisetum knowltoni Equisetum laevigatum Equisetum lesquereuxii Equisetum lyellii Equisetum magnum Equisetum meriani Equisetum mokhotlongensis Equisetum montanense Equisetum muensteri Equisetum newberryi Equisetum oregonense Equisetum parlatorii Equisetum perlaevigatum Equisetum phillipsii Equisetum rajmahalense Equisetum robustum Equisetum rogersii Equisetum scirpoides Equisetum similkamense Equisetum sylvaticum Equisetum texense Equisetum wyomingense

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Distribution:

• Quaternary of the Congo-Kinshasa (1 collection), Greenland (1), United States (3: California, Nevada, Washington)

• Pliocene to Pleistocene of China (1)

• Pliocene of United States (1: Idaho)

• Miocene to Oligocene of United States (1: Montana)

• Miocene of Canada (1: Northwest Territories), China (3), Ecuador (2), Poland (1), Switzerland (1), United States (8: California, Idaho, Montana, Nebraska, Nevada, Washington)

• Oligocene to Eocene of United States (1: Oregon)

• Oligocene of India (1), United States (3: Montana, Oregon)

• Eocene of Canada (2: British Columbia), China (1), United States (59: Colorado, Idaho, North Dakota, Washington, Wyoming)

• Clarkforkian of United States (20: North Dakota, Wyoming)

• Paleocene of Canada (3: Alberta), the United Kingdom (1), United States (17: Colorado, Montana, North Dakota, Wyoming)

• Cretaceous of Canada (8: Alberta, British Columbia, Saskatchewan), India (3), the Russian Federation (1), United States (22: Montana, North Dakota, Oregon, Utah, Virginia, Wyoming)

• Jurassic to Cretaceous of India (2)

• Jurassic of Antarctica (2), Australia (3), China (1), Egypt (1), France (3), Georgia (4), Germany (1), Greenland (2), India (13), Japan (1), Kazakhstan (2), Mexico (6), Poland (2), Portugal (1), the Russian Federation (11), Serbia and Montenegro (1), Tajikistan (3), the United Kingdom (39), United States (8: Colorado, Montana, Utah, Wyoming), Uzbekistan (1)

• Triassic to Jurassic of Australia (1), Honduras (1)

• Triassic of Austria (1), China (3), France (5), Germany (10), Greenland (9), Lesotho (2), South Africa (31), Ukraine (1), United States (2: North Carolina)

• Permian of Antarctica (1), Canada (1: Prince Edward Island), Mexico (1), South Africa (1)

• Carboniferous of United States (1: Kentucky)

Total: 344 collections including 389 occurrences

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Specimen images are retrieved through the ePANDDA API.


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