Trapa Linnaeus 1753 (water caltrop)

Dicotyledoneae - Myrtales - Trapaceae

Full reference: C. Linnaeus. 1753. Species Plantarum (exhibentes Plantas Rite Cognitas ad Genera Relatas cum Diferentiis Specificis, Nominibus Trivialibus, Synonymis Selectis, Locis Natalibus secundum Systema Sexuale digestas). 1-1200

Parent taxon: Trapaceae according to Y.-S. Liu et al. 1996

See also Chauhan 1991, Hickey 1977, Knowlton 1919, Lakhanpal et al. 1976, Mabberley 2000 and Srivastava 1991

Sister taxa: Hemitrapa, Prototrapa

Subtaxa: Trapa alabamensis Trapa americana Trapa angulata Trapa borealis Trapa cuneata Trapa microphylla Trapa mohgaoensis Trapa natans Trapa occidentalis Trapa wilcoxensis

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Type: Trapa natans

Ecology: "photoautotroph"

Distribution:

• Quaternary of China (2 collections), India (5), Japan (1)

• Pliocene to Pleistocene of China (1)

• Pliocene of China (1), Germany (2), the Russian Federation (1)

• Miocene to Pliocene of France (1), Japan (1), Uganda (1)

• Miocene of China (4), Germany (4), the Russian Federation (12)

• Oligocene to Miocene of Germany (1)

• Oligocene of the Russian Federation (2)

• Eocene of China (2)

• Paleocene of China (1), United States (11: Montana, North Dakota, Wyoming)

• Paleogene of India (1)

• Tertiary of Japan (1), the Russian Federation (1)

• Cretaceous of Canada (1: Alberta), United States (6: Wyoming)

Total: 63 collections including 74 occurrences

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Specimen images are retrieved through the ePANDDA API.


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