Previous Scientific Names. Myriophyllum spicatum Photo courtesy Joseph DiTomaso. The Alabama Plant Atlas is a source of data for the distribution of plants within the state as well as taxonomic, conservation, invasive, and wetland information for each species. This plant is sometimes confused with the native Northern watermilfoil (Myriophyllum Other Common Names: spike watermilfoil Weed class: B Year Listed: 1988 Native to: Europe, Asia and Northern Africa Is this Weed Toxic? Weed Technology 14(3):511-518. Potential environmental impacts and economic damages of Eurasian watermilfoil (Myriophyllum spicatum) in western Nevada and northeastern California. Family: Haloragaceae. Myriophyllum spicatum, Eurasian Water-milfoil. Myriophyllum spicatum. Eurasian watermilfoil (Myriophyllum spicatum L.) is a submersed aquatic angiosperm currently considered to be a very troublesome weed, particularly throughout the Eastern United States (7, 14, 50, 65, 72). Scientific name: Myriophyllum spicatum. Usual maximum size in aquariums: 20 - 70 cm (7.87 - 27.56 inch) 0 14. Common names: spike watermilfoil Myriophyllum spicatum (Eurasian watermilfoil) is a common submersed aquatic perennial (family Haloragaceae). Select a category . Nichols, S.A., and B.H. Myriophyllum spicatum. Recommended temperature: 20 - 27 °C (68 - 80.6°F) Common Name: Eurasian Water-milfoil. ... Other Common Names. Native to Europe, Asia, northern Africa and Greenland. Shaw. Myriophyllum spicatum. Genus: Myriophyllum Species: M. spicatum Common Names: watermilfoil, spiked milfoil, milfoil Identification Key Eurasian watermilfoil is a perennial, submersed, aquatic plant. NameThatPlant.net currently features 3816 plants and 23,855 images. It has dissected leaves that are feather like and arranged in whorls of four. Legal listings: This plant is also on the Washington State quarantine list. Its rapid and effective dispersal, largely as plant fragments … M. spicatum is a species of Palaeoarctic (probably European) origin (Faegri, 1982), introduced to North America where … It creates dense mats of vegetation that shade out other native aquatic plants, diminish habitat and food resource value for fish and birds, and decreases oxygen levels in the water when the plant decays. Scientific Name: Myriophyllum spicatum L. Eurasian water-milfoil is a perennial, aquatic, submersed herb that was accidentally introduced from Eurasia, probably in the 1940s. spiked water milfoil. : not known to be. It was introduced to the U.S. in the early 1940's. Eurasian watermilfoil can be found in freshwater lakes, ponds, and canals with slow-moving waters in northern and central California, particularly in the San Francisco Bay and San … Integrated Taxonomic Information System. Family Haloragaceae - submerged vegetation. There are some 54 species of Myriophyllum, submerged, emergent or seasonally terrestrial (Cook, 1990; Chambers et al., 2008), but only two are major aquatic weed species: Myriophyllum spicatum and Myriophyllum aquaticum. The website also provides access to a database and images of plants photos and herbarium specimens found at … 1986. Comments. Recommended pH range for the species: 6.3 - 7.7. Notes on Taxonomy and Nomenclature Top of page. [Accessed Sep 10, 2014]. Myriophyllum spicatum is a submerged aquatic plant that can rapidly colonise a pond, lake or area of slow-moving water. Family: Haloragaceae. For many plants, the website displays maps showing physiographic provinces within the Carolinas and Georgia where the plant has been documented. 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