Alternanthera philoxeroides - Wikipedia
Alternanthera philoxeroides, commonly referred to as alligator weed, is a native species to the temperate regions of South America, which includes Argentina, Brazil, Paraguay and Uruguay. [2] Argentina alone hosts around 27 species that fall within the range of the genus Alternanthera. [2]
Alligatorweed | National Invasive Species Information Center
Alligator weed works it's way into Northern California. ARS researchers are seeking biocontrol agents to control the invasive weed. Distribution / Maps / Survey Status
All About Alligatorweed - UF/IFAS Center for Aquatic and ...
2021年5月1日 · Alligatorweed (Alternanthera philoxeroides) is a common pest in Florida that has plagued our state for well over 100 years. Native to Brazil, Paraguay, Argentina, and Uruguay, this plant was accidentally introduced to the Florida gulf coast in 1894 from ship ballast water.
alligatorweed (Alternanthera philoxeroides) - Species Profile
Identification: Alternanthera philoxeroides is a perennial with prostrate, sprawling, floating hollow stems, often in a dense tangled mass, rooted in shallow water or growing from the shoreline, occasionally free-floating (Long and Lakela 1971; Godfrey and Wooten 1981). The hollow stems provide considerable buoyancy of the mat (Buckingham 1996).
“Alligator weed was recently discovered being mistakenly grown as the leafy vegetable mukunu-wenna or sessile joyweed (Alternanthera sessilis), a popular leafy vegetable in Sri Lanka, in all Australian states.”
Alligator weed is a non-native species originally from South America. It was first reported in Alabama in the late 1800s. Thick mats of alligator weed form at the shoreline and can extend many feet across the water’s surface. Alligator weed has elliptical to lanceolate (sword-shaped) leaves that are paired opposite of each other on the stem.
Alternanthera philoxeroides (Alligatorweed, Alligator Weed ...
Alligatorweed in an invasive perennial plant in the Amaranth (Amaranthaceae) family usually found growing on or near water or farmlands. Native from Trinidad to Northern Argentina, alligatorweed was introduced to the southeastern United States in …
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