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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;
washerwoman (Alternanthera caracasana) Watson's amaranth (Amaranthus watsonii) Watson's goosefoot (Chenopodium watsonii) wheelscale saltbush (Atriplex elegans) winterfat (Krascheninnikovia lanata) woolly seablite (Suaeda taxifolia) woolly tidestromia (Tidestromia lanuginosa) Wright's saltbush (Atriplex wrightii)
Alternanthera sessilis is a flowering plant known by several common names, including sissoo spinach, Brazilian spinach, sessile joyweed, dwarf copperleaf. It is cultivated as a vegetable worldwide. It is cultivated as a vegetable worldwide.
The subfamily Gomphrenoideae was first published in 1893 by Hans Schinz (in: Engler und Prantl (Eds.): Die Natürlichen Pflanzenfamilien vol. 3, 1a, p. 97).. According to phylogenetic research by Sanchez Del-Pino (2009), the subfamily Gomphrenoideae Schinz is regarded as a monophyletic taxon with 19 genera and about 300-400 species.
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 ]
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 ...