Osmunda Linnaeus 1753 (fern)

Polypodiopsida - Osmundaceae

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

Parent taxon: Osmundaceae according to F. H. Knowlton 1919

See also Chandler 1963, Chauhan 1991, Gardner and Ettingshausen 1880, Hickey 1977, Knowlton 1899, Lakhanpal et al. 1976, Liu et al. 1996, Mabberley 2000 and McIver and Basinger 1993

Sister taxa: Acrostichites, Anomorrhoea, Baculatisporites, Bathypteris, Chasmatopteris, Chinlea, Cladotheca, Claytosmunda, Iegosigopteris, Itopsidema, Mesolonchopteris, Millerocaulis, Osmundacaulis, Osmundasporites, Osmundites, Osmundopsis, Palaeosmunda, Petcheropteris, Phyllopteroides, Rotverrusporites, Rugulatisporites, Stellatheca, Thamnopteris, Todea, Todeopsis, Todisporangiaites, Todites, Zalesskya

Subtaxa: Osmunda arctica Osmunda delawarensis Osmunda dicksonioides Osmunda doroschkiana Osmunda greenlandica Osmunda heerii Osmunda hollicki Osmunda lignita Osmunda macrophylla Osmunda montanensis Osmunda novaecaesarae Osmunda obergiana Osmunda occidentale Osmunda spectabilis Osmunda sphenopteroides

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Distribution:

• Quaternary of India (2 collections), United States (1: North Carolina)

• Pliocene of Germany (2), Portugal (10)

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

• Miocene of Canada (1: Northwest Territories), China (1), Germany (1), Japan (1), Poland (1), the Russian Federation (1), United States (7: Massachusetts, Montana)

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

• Oligocene of Germany (1), the United Kingdom (1), United States (1: Idaho)

• Eocene of Canada (1: British Columbia), China (3), Germany (1), the Russian Federation (1), the United Kingdom (2), United States (4: Alaska, Colorado, Idaho)

• Paleocene of Canada (2: Saskatchewan), China (1), the United Kingdom (1), United States (6: Colorado, Montana, North Dakota)

• Cretaceous of Antarctica (1), Canada (1: British Columbia), France (1), Mexico (1), United States (7: North Dakota, Wyoming)

• Triassic of Svalbard and Jan Mayen (1)

Total: 67 collections including 69 occurrences

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