Taxon:  Myriophyllum spicatum L.



Summary
Genus:
Myriophyllum
Family:
Haloragaceae
Nomen number:
400094
Place of publication:
Sp. pl. 2:992.  1753
Comment:
proposed for conservation (nom. cons. prop.) with a conserved type (Shenzhen ICN Art. 14.9)
Verified:
09/26/1994 ARS Systematic Botanists.
Accessions:
0 (0  active, 0  available) in National Plant Germplasm System. 
Other conspecific taxa
Autonyms (not in current use), synonyms and invalid designations
Images (2 total. Click on image for more.)
Embryo drawing

Conservation Status

Reference(s)
  1. University of Georgia Center for Invasive Species and Ecosystem Health
  2. Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource)
  3. Botanical Society of the British Isles. BSBI taxon database (on-line resource).
  4. Campbell, F. T., ed. 1995. Report of National Coalition of Exotic Plant Pest Councils (unpublished draft)
  5. Center for Aquatic and Invasive Plants. Florida state list aquatic & wetland noxious weeds - from Department of Environmental Protection (on-line resource).
  6. Conant, P. et al. 1997. Appendix. Selected plant species interfering with resource management goals in North American natural areas. In: Luken, J. O. & J. W. Thieret, eds., Assessment and management of plant invasions. 255-267.
  7. Darbyshire, S. J. 2003. Inventory of Canadian Agricultural Weeds Agriculture and Agri-Food Canada. 183.
  8. Eiswerth, M. E. et al. 2000. Potential environmental impacts and economic damages of Eurasian watermilfoil (Myriophyllum spicatum) in western Nevada and northeastern California. Weed Technol. 14:511-518. DOI: 10.1614/0890-037X(2000)014[0511:PEIAED]2.0.CO;2.
  9. Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource).
  10. Greuter, W. et al., eds. 1984-. Med-Checklist.
  11. Henderson, L. 2001. Alien weeds and invasive plants: a complete guide to declared weeds and invaders in South Africa. Plant Protection Research Institute, Handbook 12
  12. Holm, L. et al. 1979. A geographical atlas of world weeds
  13. Kartesz, J. T. 1994. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland.
  14. Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
  15. Moody, M. L. & D. H. Les. 2007. Geographic distribution and genotypic composition of invasive hybrid watermilfoil (Myriophyllum spicatum × M. sibiricum) populations in North America. Biol. Invas. 9:559-570. DOI: 10.1007/s10530-006-9058-9.
  16. Mouterde, P. 1966-. Nouvelle flore du Liban et de la Syrie.
  17. Personal Care Products Council. International Nomenclature Cosmetic Ingredient
  18. Rechinger, K. H., ed. 1963-. Flora iranica.
  19. Sennikov, A. N. 2016. (2478) Proposal to conserve the name Myriophyllum spicatum (Haloragaceae) with a conserved type. Taxon 65:1178-1179.
  20. Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
  21. USDA National Agricultural Library. National Invasive Species Information Center (on-line resource).
  22. Weber, E. 2003. Invasive plant species of the world: a reference guide to environmental weeds
  23. Yu, D. et al. 2002. Taxonomic revision of the genus Myriophyllum (Haloragaceae) in China. Rhodora 104:407.
  24. Zohary, M. & N. Feinbrun-Dothan. 1966-. Flora palaestina.
  25. 2018. Mid-Atlantic invasive plant species (on-line resource)
Common names
LanguageNameAlternate namenoteseqCitation
EnglishEurasian water-milfoil  1Wiersema, J. H. & B. León. 1999. World economic plants: a standard reference CRC Press, Boca Raton, FL.
Englishspike water-milfoil  1Henderson, L. 2001. Alien weeds and invasive plants: a complete guide to declared weeds and invaders in South Africa. Plant Protection Research Institute, Handbook 12
English (Canada)Eurasian water-milfoil Agriculture & Agri-Food Canada official name2Darbyshire, S. J. 2003. Inventory of Canadian Agricultural Weeds Agriculture and Agri-Food Canada. 183.
French (Canada)myriophylle en épi Agriculture & Agroalimentaire Canada nom officiel2Darbyshire, S. J. 2003. Inventory of Canadian Agricultural Weeds Agriculture and Agri-Food Canada. 183.
Swedishaxslinga  2Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource)
Distribution
order_codeStatusContinentSubcontinentCountryStateNoteReference
1NativeAfricaNorthern AfricaAlgeria  Greuter, W. et al., eds. 1984-. Med-Checklist.
1NativeAfricaNorthern AfricaEgypt  Greuter, W. et al., eds. 1984-. Med-Checklist.
1NativeAfricaNorthern AfricaMorocco  Greuter, W. et al., eds. 1984-. Med-Checklist.
1NativeAfricaNorthern AfricaTunisia  Greuter, W. et al., eds. 1984-. Med-Checklist.
1NativeAsia-TemperateCaucasusRussian Federation-CiscaucasiaCiscaucasia Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
1NativeAsia-TemperateChinaChina   
1NativeAsia-TemperateEastern AsiaJapanHokkaidô  
1NativeAsia-TemperateEastern AsiaJapanHonshu  
1NativeAsia-TemperateEastern AsiaJapanKyushu  
1NativeAsia-TemperateEastern AsiaJapanShikoku  
1NativeAsia-TemperateMiddle AsiaKazakhstan  Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
1NativeAsia-TemperateMiddle AsiaKyrgyzstan  Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
1NativeAsia-TemperateMiddle AsiaTajikistan  Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
1NativeAsia-TemperateMiddle AsiaTurkmenistan  Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
1NativeAsia-TemperateMiddle AsiaUzbekistan  Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
1NativeAsia-TemperateMongoliaMongolia   
1NativeAsia-TemperateRussian Far EastRussian FederationKamčatskij kraj Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
1NativeAsia-TemperateRussian Far EastRussian FederationKurile Islands Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
1NativeAsia-TemperateRussian Far EastRussian FederationPrimorye Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
1NativeAsia-TemperateRussian Far EastRussian FederationSakhalin Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
1NativeAsia-TemperateSiberiaRussian FederationAltay Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
1NativeAsia-TemperateSiberiaRussian Federation-Eastern SiberiaEastern Siberia Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
1NativeAsia-TemperateWestern AsiaAfghanistan  Rechinger, K. H., ed. 1963-. Flora iranica.
1NativeAsia-TemperateWestern AsiaEgyptSinai Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource).
1NativeAsia-TemperateWestern AsiaIran w.Rechinger, K. H., ed. 1963-. Flora iranica.
1NativeAsia-TemperateWestern AsiaIsrael  Zohary, M. & N. Feinbrun-Dothan. 1966-. Flora palaestina.
1NativeAsia-TemperateWestern AsiaJordan  Zohary, M. & N. Feinbrun-Dothan. 1966-. Flora palaestina.
1NativeAsia-TemperateWestern AsiaLebanon  Mouterde, P. 1966-. Nouvelle flore du Liban et de la Syrie.
1NativeAsia-TemperateWestern AsiaSyria  Mouterde, P. 1966-. Nouvelle flore du Liban et de la Syrie.
1NativeAsia-TemperateWestern AsiaTurkey  Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource).
1NativeAsia-TropicalIndian SubcontinentIndia n. 
1NativeAsia-TropicalIndian SubcontinentNepal   
1NativeAsia-TropicalIndian SubcontinentPakistan   
1NativeEuropeEastern EuropeBelarus  Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource).
1NativeEuropeEastern EuropeMoldova  Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource).
1NativeEuropeEastern EuropeRussian Federation-European partEuropean part Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
1NativeEuropeEastern EuropeUkraine incl. KrymEuro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource).
1NativeEuropeMiddle EuropeAustria  Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1NativeEuropeMiddle EuropeBelgium  Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1NativeEuropeMiddle EuropeCzech Republic  Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource).
1NativeEuropeMiddle EuropeGermany  Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1NativeEuropeMiddle EuropeHungary  Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1NativeEuropeMiddle EuropeNetherlands  Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1NativeEuropeMiddle EuropePoland  Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1NativeEuropeMiddle EuropeSlovakia  Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource).
1NativeEuropeMiddle EuropeSwitzerland  Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1NativeEuropeNorthern EuropeDenmark  Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1NativeEuropeNorthern EuropeFinland  Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1NativeEuropeNorthern EuropeIceland  Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1NativeEuropeNorthern EuropeIreland  Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1NativeEuropeNorthern EuropeNorway  Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1NativeEuropeNorthern EuropeSweden  Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1NativeEuropeNorthern EuropeUnited Kingdom  Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1NativeEuropeSoutheastern EuropeAlbania  Greuter, W. et al., eds. 1984-. Med-Checklist.
1NativeEuropeSoutheastern EuropeBulgaria  Greuter, W. et al., eds. 1984-. Med-Checklist.
1NativeEuropeSoutheastern EuropeCroatia  Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource).
1NativeEuropeSoutheastern EuropeGreece incl. CreteGreuter, W. et al., eds. 1984-. Med-Checklist.
1NativeEuropeSoutheastern EuropeItaly incl. Sardinia, SicilyGreuter, W. et al., eds. 1984-. Med-Checklist.
1NativeEuropeSoutheastern EuropeRomania  Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1NativeEuropeSoutheastern EuropeSlovenia  Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource).
1NativeEuropeSouthwestern EuropeFrance incl. CorsicaTutin, T. G. et al., eds. 1964-1980. Flora europaea.
1NativeEuropeSouthwestern EuropePortugal  Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1NativeEuropeSouthwestern EuropeSpain incl. BalearesTutin, T. G. et al., eds. 1964-1980. Flora europaea.
4NaturalizedNorthern America Canada   
4NaturalizedNorthern America United States   
4NaturalizedSouthern America South America tropical 
Native
Africa
  • NORTHERN AFRICA: Algeria, Egypt, Morocco, Tunisia
Asia-Temperate
  • WESTERN ASIA: Afghanistan, Egypt [Sinai], Iran (w.), Israel, Jordan, Lebanon, Syria, Turkey
  • CAUCASUS: Russian Federation-Ciscaucasia [Ciscaucasia]
  • SIBERIA: Russian Federation-Eastern Siberia [Eastern Siberia], Russian Federation [Altay]
  • MIDDLE ASIA: Kazakhstan, Kyrgyzstan, Tajikistan, Turkmenistan, Uzbekistan
  • MONGOLIA: Mongolia
  • RUSSIAN FAR EAST: Russian Federation [Kamčatskij kraj, Kurile Islands, Primorye, Sakhalin]
  • CHINA: China
  • EASTERN ASIA: Japan [Hokkaidô, Honshu, Kyushu, Shikoku]
Asia-Tropical
  • INDIAN SUBCONTINENT: India (n.), Nepal, Pakistan
Europe
  • NORTHERN EUROPE: Denmark, Finland, United Kingdom, Ireland, Iceland, Norway, Sweden
  • MIDDLE EUROPE: Austria, Belgium, Switzerland, Czech Republic, Germany, Hungary, Netherlands, Poland, Slovakia
  • EASTERN EUROPE: Russian Federation-European part [European part], Belarus, Moldova, Ukraine (incl. Krym)
  • SOUTHEASTERN EUROPE: Albania, Bulgaria, Greece (incl. Crete), Croatia, Italy (incl. Sardinia, Sicily), Romania, Slovenia
  • SOUTHWESTERN EUROPE: Spain (incl. Baleares), France (incl. Corsica), Portugal
Naturalized
Northern America
  • REGION: Canada, United States
Southern America
  • REGION: South America (tropical)

Reference(s)
  1. Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource).
  2. Greuter, W. et al., eds. 1984-. Med-Checklist.
  3. Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
  4. Mouterde, P. 1966-. Nouvelle flore du Liban et de la Syrie.
  5. Rechinger, K. H., ed. 1963-. Flora iranica.
  6. Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
  7. Zohary, M. & N. Feinbrun-Dothan. 1966-. Flora palaestina.
Economic Uses
UsageTypeNoteReference
Weed  Weber, E. 2003. Invasive plant species of the world: a reference guide to environmental weeds
Weed  Henderson, L. 2001. Alien weeds and invasive plants: a complete guide to declared weeds and invaders in South Africa. Plant Protection Research Institute, Handbook 12
Weed  Campbell, F. T., ed. 1995. Report of National Coalition of Exotic Plant Pest Councils (unpublished draft)
Weed in aquatic environmentsEiswerth, M. E. et al. 2000. Potential environmental impacts and economic damages of Eurasian watermilfoil (Myriophyllum spicatum) in western Nevada and northeastern California. Weed Technol. 14:511-518. DOI: 10.1614/0890-037X(2000)014[0511:PEIAED]2.0.CO;2.
Cite as: USDA, Agricultural Research Service, National Plant Germplasm System. 2026. Germplasm Resources Information Network (GRIN Taxonomy). National Germplasm Resources Laboratory, Beltsville, Maryland.
URL: https://npgstest.ars-grin.gov/gringlobal/taxon/taxonomydetail?id=400094. Accessed 10 May 2026.