Comments. Myriophyllum spicatum Common name(s): Eurasian Watermilfoil Eurasian Watermilfoil is native to Eurasia, and was probably imported as an ornamental plant by government workers in the 1940s and through the ornamental plant trade around the same time. Native to Europe, Asia, northern Africa and Greenland. Its rapid and effective dispersal, largely as plant fragments … Myriophyllum spicatum. Weed Technology 14(3):511-518. [Accessed Sep 10, 2014]. It was introduced to the U.S. in the early 1940's. Scientific Name: Myriophyllum spicatum L. Eurasian water-milfoil is a perennial, aquatic, submersed herb that was accidentally introduced from Eurasia, probably in the 1940s. Myriophyllum spicatum is a submerged aquatic plant that can rapidly colonise a pond, lake or area of slow-moving water. spiked water milfoil. Common Name: Eurasian Water-milfoil. Myriophyllum spicatum. The website also provides access to a database and images of plants photos and herbarium specimens found at … Family: Haloragaceae. Select a category . Family: Haloragaceae. ... Other Common Names. Integrated Taxonomic Information System. Myriophyllum spicatum. Shaw. Recommended pH range for the species: 6.3 - 7.7. NameThatPlant.net currently features 3816 plants and 23,855 images. Usual maximum size in aquariums: 20 - 70 cm (7.87 - 27.56 inch) 0 14. : not known to be. Previous Scientific Names. Family Haloragaceae - submerged vegetation. 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). Notes on Taxonomy and Nomenclature Top of page. It has dissected leaves that are feather like and arranged in whorls of four. Scientific name: Myriophyllum spicatum. Myriophyllum spicatum, Eurasian Water-milfoil. Common names: spike watermilfoil Myriophyllum spicatum (Eurasian watermilfoil) is a common submersed aquatic perennial (family Haloragaceae). Recommended temperature: 20 - 27 °C (68 - 80.6°F) 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. Myriophyllum spicatum. This plant is sometimes confused with the native Northern watermilfoil (Myriophyllum 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. Genus: Myriophyllum Species: M. spicatum Common Names: watermilfoil, spiked milfoil, milfoil Identification Key Eurasian watermilfoil is a perennial, submersed, aquatic plant. Nichols, S.A., and B.H. For many plants, the website displays maps showing physiographic provinces within the Carolinas and Georgia where the plant has been documented. Recommended water hardness (dGH): 5 - 23°N (89.29 - 410.71ppm) 0°C 32°F 30°C 86°F. 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 … 1986. Potential environmental impacts and economic damages of Eurasian watermilfoil (Myriophyllum spicatum) in western Nevada and northeastern California. Myriophyllum spicatum Photo courtesy Joseph DiTomaso. 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. Other Common Names: spike watermilfoil Weed class: B Year Listed: 1988 Native to: Europe, Asia and Northern Africa Is this Weed Toxic? 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