Taxon: Myriophyllum heterophyllum Michx.

A declared aquatic or terrestrial noxious weed and/or noxious-weed seed in these U.S. states (see state noxious weed lists), with links to state information or web documents:

CTª, MAª, MEª, VTª.

ªAquatic.

*Terrestrial.

°In seed.

Link to noxious weed information from

Common names:

• broadleaf water-milfoil   (Source: AH 505 ) – English
  
• variable-leaf water-milfoil   (Source: NPB State Noxweeds ) – English
  
• various-leaf water-milfoil   (Source: BSBI ) – English
  

Economic importance:

• Environmental: ornamental   (fide Dict Gard; Hortus 3)
  

More:

View ethnobotanical data from Moerman's Native American Ethnobotany Database

Distributional range:

      Native: (links to other web resources are provided for some distributions)

• NORTHERN AMERICA (Check conservation status in U.S. & Canada in NatureServe Explorer database)
  Eastern Canada: Canada - Ontario, Quebec
  Northeastern U.S.A.: United States - Connecticut, Massachusetts, West Virginia
  North-Central U.S.A.: United States - Wisconsin
  Southeastern U.S.A.: United States - Alabama, Florida, Georgia, Kentucky, Tennessee, Virginia
  South-Central U.S.A.: United States - New Mexico

      Naturalized:

• naturalized elsewhere

References:

• Botanical Society of the British Isles. 2007. BSBI checklist. (BSBI)
• Godfrey, R. K. & J. W. Wooten. 1979–1981. Aquatic and wetland plants of southeastern United States, 2 vol. (Aquat SE US)
• Huxley, A., ed. 1992. The new Royal Horticultural Society dictionary of gardening. (Dict Gard)
• Kartesz, J. T. 1994. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland. (L US Can ed2)
• Liberty Hyde Bailey Hortorium. 1976. Hortus third. (Hortus 3)
• National Plant Board. 2008–. National Plant Board federal and state quarantine summaries. (NPB State Noxweeds) [re. common names for noxious weeds of Maine].
• Radford, A. E. et al. 1964. Manual of the vascular flora of the Carolinas. (F Carolin)
• Seymour, F. 1969. The flora of New England. (F NEng)
• Terrell, E. E. et al. 1986. Agric. Handb. no. 505. (AH 505)
• Tutin, T. G. et al., eds. 1964–1980. Flora europaea. (F Eur)
• Yu, D. et al. 2002. Taxonomic revision of the genus Myriophyllum (Haloragaceae) in China. Rhodora 104:403.

More:

Search AGRICOLA article citation database for citations referencing Myriophyllum heterophyllum.

Search NCBI's Entrez search engine for PubMed citations referencing Myriophyllum heterophyllum. Note: Defaults to a search by genus or species epithet if species binomial not found.

Check other databases for Myriophyllum heterophyllum Michx.:

• Flora Europaea: Database of European Plants (ESFEDS)
• PLANTS: USDA-NRCS Database of Plants of the United States and its Territories
• TROPICOS: Nomenclatural and Specimen Database of the Missouri Botanical Garden
• ePIC: Electronic Plant Information Centre of Royal Botanic Gardens, Kew
• AGRICOLA: Article Citation Database or NAL Catalog of USDA's National Agricultural Library
• Entrez: NCBI's search engine for PubMed citations, GenBank sequences, etc.
  Note: Defaults to a search by genus or species epithet if species binomial not found.

Check other databases for images:

• PlantSystematics.org
• Images Note: Be advised that their identity may be inaccurate. Proper identification of a plant may require specialized taxonomic knowledge or comparison with properly documented herbarium material.

Abbreviations & symbols in GRIN Taxonomy

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| USDA | ARS | GRIN | NPGS | New Search |

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Cite as:
USDA, ARS, National Genetic Resources Program.
Germplasm Resources Information Network - (GRIN) [Online Database].
National Germplasm Resources Laboratory, Beltsville, Maryland.
URL: http://www.ars-grin.gov/cgi-bin/npgs/html/taxon.pl?400095 (09 February 2010)

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