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Classification System: APG IV

Superregnum: Eukaryota
Regnum: Plantae
Cladus: Angiosperms
Cladus: Monocots
Cladus: Commelinids
Ordo: Poales

Familia: Poaceae
Subfamilia: Panicoideae
Tribus: Paniceae
Subtribus: Boivinellinae
Genus: Amphicarpum
Species: A. amphicarpon – A. muehlenbergianum

Amphicarpum Kunth, Révis. Gramin. 1: 28 (1829)
Type species: Amphicarpum amphicarpon (Pursh) Nash, Mem. Torrey Bot. Club 5: 352 (1894)


Kunth, K.S. (1829) Révision des Graminées 1(2): 28.
Govaerts, R. et al. 2013. Amphicarpum in World Checklist of Selected Plant Families. The Board of Trustees of the Royal Botanic Gardens, Kew. Published on the internet. Accessed: 2013 Oct. 27. Reference page.
Simon, B.K., Clayton, W.D., Harman, K.T., Vorontsova, M., Brake, I., Healy, D. & Alfonso, Y. 2013. GrassWorld, Amphicarpum. Published on the internet. Accessed: 2013 Oct. 27.
Tropicos.org 2013. Amphicarpum. Missouri Botanical Garden. Published on the internet. Accessed: 2013 Oct. 27.
International Plant Names Index. 2013. Amphicarpum. Published online. Accessed: 27 Oct. 2013.

Amphicarpum (common name maidencane)[2] is a genus of North American plants in the grass family, found only in the eastern United States.[3][4]


Amphicarpum is mostly found in the Northeast and Southeast United States. [5] It is usually found in wetlands near rivers and lakes. The grass has two types of flowers, one aerial type and the an underground type which self-fertilizes. [6]


Amphicarpum amphicarpon (Pursh) Nash - MA NJ NY DE FL GA MD NC SC VA
Amphicarpum muehlenbergianum (Schult.) Hitchc. - AL FL GA NC SC

See also

List of Poaceae genera


Kunth, Karl Sigismund 1829. Révision des Graminées 1(2): 28
United States Department of Agriculture, Plants Profile, Amphicarpum Kunth, maidencane
Watson L, Dallwitz MJ. (2008). "The grass genera of the world: descriptions, illustrations, identification, and information retrieval; including synonyms, morphology, anatomy, physiology, phytochemistry, cytology, classification, pathogens, world and local distribution, and references". The Grass Genera of the World. Retrieved 2009-08-19.
Grassbase - The World Online Grass Flora
"Amphicarpum". County-level distribution maps from the North American Plant Atlas (NAPA). Biota of North America Program (BONAP). 2014.
"Amphicarpum amphicarpon". Go Botany. New England Wildflower Society. Retrieved 28 June 2021.
Kewe World Checklist of Selected Plant Families
The Plant List search for Amphicarpum

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