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Alternanthera caracasana is a species of flowering plant in the family Amaranthaceae known by the common names khakiweed, washerwoman and mat chaff flower. It is native to Central and South America but is well-known elsewhere as a noxious weed. It is naturalized in some areas and invasive in others and can be found across the southern half of ...
It is a weed of many kinds of agricultural crops, it is an invasive species that degrades native habitat, and its dense mats of vegetation clog waterways, slowing shipping and increasing flooding. [5] Alternanthera plants are known to produce allelopathic compounds that injure other plants, including crops. [5]
Khakiweed is a common name for several plants in the genus Alternanthera and may refer to: Alternanthera caracasana, native to Central and South America;
The plant grows wild, but is also cultivated for food, herbal medicines, and as an ornamental plant. [2] The aquarium plant Alternanthera reineckii is sometimes misidentified as A. sessilis. [3] In certain regions of South East Asia, the leaves and young shoots are consumed as vegetables. [4]
It has been used successfully as an agent of biological pest control against the noxious aquatic plant known as alligator weed (Alternanthera philoxeroides). This beetle is native to South America but has been imported to areas where alligator weed is a problem. The adult beetle is 5 mm in length and black with yellow stripes on its elytra. The ...
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 ]
Alternanthera bettzickiana, commonly known as calico-plant, is a species of flowering plant in the family Amaranthaceae. It is commonly used as an ornamental edging plant. Native to South America, its cultivar 'Red' is similar in appearance to some of the Alternanthera dentata and Alternanthera brasiliana varieties.
Alternanthera brasiliana, also known as large purple alternanthera, metal weed, bloodleaf, parrot leaf, ruby leaf, Brazilian joyweed, purple alternanthera, purple joyweed, is a flowering plant of the amaranth family that is native to the forests of South America and as well as Central America, ranging from northeastern Mexico to northeastern Argentina.