This weed, called giant salvinia, is an exotic fern from South America that invades ponds, lakes, and other waterways in the United States. It damages aquatic ecosystems by outgrowing and …

Giant salvinia (Salvinia molesta), a floating fern from southern Brazil, is currently one of the most problematic aquatic plants in Texas. It damages aquatic ecosystems by outgrowing and …

Salvinia molesta, commonly known as giant salvinia, or as kariba weed after it infested a large portion of Lake Kariba between Zimbabwe and Zambia, is an aquatic fern, native to south …

Noxious: This species is listed by the U.S. Department of Agriculture as a noxious weed. Identification: Free floating, aquatic fern. Consists of horizontal stems that float just below the …

Giant salvinia, Salvinia molesta D. S. Mitchell (Salviniaceae), is an invasive free-floating fern native to southeastern Brazil that has plagued waterways of tropical and subtropical regions of …

But the difference is that the trichomes of giant salvinia are closed at the tips and resemble an “egg-beater”, whereas the trichomes on common salvinia are branched and look like fingers. …

Giant salvinia (S alvinia molesta) is currently invading waterbodies in the Southeastern U.S. and has the potential to rapidly invade and infest Florida’s ponds, lakes, and rivers. It has already …

Giant salvinia is an aquatic fern prohibited in the United States by Federal law. Oblong floating leaves, 1/2 to 1 1/2 inches long. Young plants have smaller leaves that lie flat on the water …

2019年7月24日 · Giant salvinia is on the Federal Noxious Weed list and can invade most types of aquatic systems. The plant is native to South America and was introduced in North America as …

Giant salvinia, Salvinia molesta, is an invasive aquatic weed from South America with the potential to do serious harm to U.S. waterways. A free-floating fern, S. molesta was first found …