Leersia oryzoides

Leersia oryzoides

Leersia oryzoides

Taxonavigation

Taxonavigation: Poales
Classification System: APG IV Superregnum: Eukaryota Cladus: Diaphoretickes Cladus: CAM Cladus: Archaeplastida Regnum: Plantae Cladus: Angiosperms Cladus: Monocots Cladus: Commelinids Ordo: Poales

Familia: Poaceae
Subfamilia: Oryzoideae
Tribus: Oryzeae
Subtribus: Oryzinae
Genus: Leersia
Species: Leersia oryzoides

Name

Leersia oryzoides (L.) Sw., Prodr. Veg. Ind. Occ.: 21 (1788).

Synonyms

• Basionym
  • Phalaris oryzoides L., Sp. Pl.: 55 (1753).

• Homotypic
  • Homalocenchrus oryzoides (L.) Mieg ex Pollich, Hist. Pl. Palat. 1: 52 (1776).
  • Asprella oryzoides (L.) Schreb., Gen. Pl., ed. 8[a]. 1: 45 (1789).
  • Asperella oryzoides (L.) Lam., Tabl. Encycl. 1: 167 (1791).
  • Asprella flexuosa Dulac, Fl. Hautes-Pyrénées: 71 (1867), nom. superfl.
  • Oryza oryzoides (L.) Dalla Torre & Sarnth., Fl. Tirol 6(1): 142 (1906).
• Heterotypic
  • Ehrharta clandestina Weber in F.H.Wiggers, Prim. Fl. Holsat.: 64 (1780).
    • Oryza clandestina (Weber) A.Braun ex Asch., Fl. Brandenburg 1: 799 (1864).
    • Leersia oryzoides f. clandestina (Weber) Eames, Rhodora 18: 239 (1916).
  • Poa paludosa Honck., Verz. Gew. Teutschl.: 226 (1782).
  • Leersia oryzoides var. purpurascens N.H.F.Desp., Fl. Sarthe: 300 (1838).
  • Leersia asperrima Willd. ex Trin., Mém. Acad. Imp. Sci. Saint-Pétersbourg, Sér. 6, Sci. Math., Seconde Pt. Sci. Nat. 5(2, Bot.): 171 (1840), pro syn.
  • Poa hoffmanniana Opiz, Seznam: 76 (1852), nom. nud.
  • Oryza clandestina f. inclusa Waisb. ex Baen., Deutsche Bot. Monatsschr. 15: 19 (1897).
    • Oryza clandestina var. inclusa Baen., Deutsche Bot. Monatsschr. 15: 21 (1897).
    • Leersia oryzoides var. inclusa (Waisb. ex Baen.) Rouy in G.Rouy & J.Foucaud, Fl. France 14: 4 (1913).
    • Leersia oryzoides f. inclusa (Waisb. ex Baen.) Dörfl., Herb. Norm. 1915: 164 (1915).
  • Oryza clandestina f. patens Waisb. ex Baen., Deutsche Bot. Monatsschr. 15: 19 (1897).
  • Oryza clandestina var. patens Waisb. ex Baen., Deutsche Bot. Monatsschr. 16: 21 (1897).
    • Leersia oryzoides var. patens (Waisb. ex Baen.) Rouy in G.Rouy & J.Foucaud, Fl. France 14: 4 (1913).
  • Leersia oryzoides f. glabra A.A.Eaton, Rhodora 5: 118 (1903).
  • Oryza clandestina f. maculosa Waisb., Magyar Bot. Lapok 7: 41 (1908).
    • Leersia oryzoides f. maculosa (Waisb.) Soó, Acta Bot. Acad. Sci. Hung. 17: 123 (1971 publ. 1972).
  • Oryza clandestina f. picta Waisb., Magyar Bot. Lapok 7: 41 (1908).
    • Leersia oryzoides f. picta (Waisb.) Soó, Acta Bot. Acad. Sci. Hung. 17: 123 (1971 publ. 1972).

Distribution

Native distribution areas:

Continental: Europe Regional: Northern Europe Denmark, Finland, Great Britain, Sweden. Regional: Middle Europe Austria, Belgium, Czechia-Slovakia, Germany, Hungary, Netherlands, Poland, Switzerland. Regional: Southwestern Europe Corse, France, Portugal, Spain. Regional: Southeastern Europe Albania, Bulgaria, Greece, Italy, Romania, Northwest Balkan Peninsula. Regional: Eastern Europe Belarus, Baltic States, Central European Russia, East European Russia, North European Russia, South European Russia, Northwest European Russia, Ukraine. Continental: Africa Regional: Macaronesia Azores. Continental: Asia-Temperate Regional: Siberia Altay, West Siberia. Regional: Russian Far East Primorye, Sakhalin (doubtfully present). Regional: Middle Asia Kazakhstan, Kirgizstan, Turkmenistan, Tadzhikistan, Uzbekistan. Regional: Caucasus North Caucasus, Transcaucasus. Regional: China Hainan, Inner Mongolia, Manchuria, China Southeast, Xinjiang. Regional: Eastern Asia Japan, Korea. Continental: Asia-Tropical Regional: Indian Subcontinent Pakistan, West Himalaya. Continental: Australasia (introduced) Regional: Australia New South Wales, Victoria. Regional: New Zealand New Zealand North. Continental: Northern America Regional: Western Canada British Columbia, Manitoba, Saskatchewan. Regional: Eastern Canada New Brunswick, Nova Scotia, Ontario, Prince Edward Island, Québec. Regional: Northwestern U.S.A. Colorado, Idaho, Montana, Oregon, Washington, Wyoming. Regional: North-Central U.S.A. Illinois, Iowa, Kansas, Minnesota, Missouri, North Dakota, Nebraska, Oklahoma, South Dakota, Wisconsin. Regional: Northeastern U.S.A. Connecticut, Indiana, Maine, Massachusetts, Michigan, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, Vermont, West Virginia. Regional: Southwestern U.S.A. Arizona, California, Nevada, Utah. Regional: South-Central U.S.A. New Mexico, Texas. Regional: Southeastern U.S.A. Alabama, Arkansas, Delaware, Florida, Georgia, Kentucky, Louisiana, Maryland, Mississippi, North Carolina, South Carolina, Tennessee, Virginia, District of Columbia. Regional: Mexico Mexico Northeast. Continental: Southern America Regional: Caribbean Cuba (introduced). References: Brummitt, R.K. 2001. TDWG – World Geographical Scheme for Recording Plant Distributions, 2nd Edition

References

Primary references

• Swartz, O. 1788. Nova genera & species plantarum seu Prodromus descriptionum vegetabilium, maximam partem incognitorum quae sub itinere in Indiam Occidentalem annis 1783–87 digessit Olof Swartz. M. D. X+152 pp., index. M.Swederi, Holmiae [Stockholm] etc. BHL Reference page. 

Additional references

• Clayton, W.D., Harman, K.T. & Williamson, H. 2006. World Grass Species – Synonymy database. The Board of Trustees of the Royal Botanic Gardens, Kew. Available for download as an Access file from Synonymy database. Reference page. 

Links

• Govaerts, R. et al. 2022. Leersia oryzoides in Kew Science Plants of the World Online. The Board of Trustees of the Royal Botanic Gardens, Kew. Published online. Accessed: 2022 September 19. Reference page. 
• Hassler, M. 2022. Leersia oryzoides. World Plants: Synonymic Checklists of the Vascular Plants of the World In: Roskovh, Y., Abucay, L., Orrell, T., Nicolson, D., Bailly, N., Kirk, P., Bourgoin, T., DeWalt, R.E., Decock, W., De Wever, A., Nieukerken, E. van, Zarucchi, J. & Penev, L., eds. 2022. Species 2000 & ITIS Catalogue of Life. Published online. Accessed: 2022 September 19. Reference page. 
• Tropicos.org 2022. Leersia oryzoides. Missouri Botanical Garden. Published online. Accessed: 19 September 2022. Reference page.
• International Plant Names Index. 2022. Leersia oryzoides. Published online. Accessed: September 19 2022. Reference page.
• USDA, ARS, Germplasm Resources Information Network. Leersia oryzoides in the Germplasm Resources Information Network (GRIN), U.S. Department of Agriculture Agricultural Research Service. Accessed: 07-Oct-06. Reference page. 

Vernacular names

• Deutsch: Kleistogamer Queckenreis
• English: rice cutgrass
• eesti: Jõgi-metsriis
• suomi: Hukkariisi
• Nederlands: Rijstgras
• polski: Zamokrzyca ryżowa

For more multimedia, look at Leersia oryzoides on Wikimedia Commons.