Scientific name: Myriophyllum spicatum. : not known to be. Potential environmental impacts and economic damages of Eurasian watermilfoil (Myriophyllum spicatum) in western Nevada and northeastern California. Recommended temperature: 20 - 27 °C (68 - 80.6°F) Previous Scientific Names. Family: Haloragaceae. spiked water milfoil. Common names: spike watermilfoil Myriophyllum spicatum (Eurasian watermilfoil) is a common submersed aquatic perennial (family Haloragaceae). [Accessed Sep 10, 2014]. Family: Haloragaceae. Integrated Taxonomic Information System. 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. Myriophyllum spicatum is a submerged aquatic plant that can rapidly colonise a pond, lake or area of slow-moving water. 1986. Native to Europe, Asia, northern Africa and Greenland. Family Haloragaceae - submerged vegetation. Common Name: Eurasian Water-milfoil. It was introduced to the U.S. in the early 1940's. M. spicatum is a species of Palaeoarctic (probably European) origin (Faegri, 1982), introduced to North America where … Genus: Myriophyllum Species: M. spicatum Common Names: watermilfoil, spiked milfoil, milfoil Identification Key Eurasian watermilfoil is a perennial, submersed, aquatic plant. Legal listings: This plant is also on the Washington State quarantine list. For many plants, the website displays maps showing physiographic provinces within the Carolinas and Georgia where the plant has been documented. Select a category . Myriophyllum spicatum. Its rapid and effective dispersal, largely as plant fragments … Shaw. Notes on Taxonomy and Nomenclature Top of page. Recommended pH range for the species: 6.3 - 7.7. NameThatPlant.net currently features 3816 plants and 23,855 images. Recommended water hardness (dGH): 5 - 23°N (89.29 - 410.71ppm) 0°C 32°F 30°C 86°F. Myriophyllum spicatum. It has dissected leaves that are feather like and arranged in whorls of four. Other Common Names: spike watermilfoil Weed class: B Year Listed: 1988 Native to: Europe, Asia and Northern Africa Is this Weed Toxic? Myriophyllum spicatum, Eurasian Water-milfoil. Usual maximum size in aquariums: 20 - 70 cm (7.87 - 27.56 inch) 0 14. This plant is sometimes confused with the native Northern watermilfoil (Myriophyllum Weed Technology 14(3):511-518. Myriophyllum spicatum. The website also provides access to a database and images of plants photos and herbarium specimens found at … 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. 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. Nichols, S.A., and B.H. 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. ... Other Common Names. 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 … Comments. Myriophyllum spicatum Photo courtesy Joseph DiTomaso. Myriophyllum spicatum. Scientific Name: Myriophyllum spicatum L. Eurasian water-milfoil is a perennial, aquatic, submersed herb that was accidentally introduced from Eurasia, probably in the 1940s. 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