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This is a parasitic noxious weed, Striga gesnerioides, commonly called Witchweed. This is a terrestrial noxious weed, Drymaria arenarioides commonly called Lightning weed. It is sometimes confused with daisies. Some noxious weeds are harmful or poisonous to humans, domesticated grazing animals, and wildlife. Open fields and grazing pastures ...
It is best known as a widespread weed and pest plant. It is native to the tropical Americas including Mexico, [1] but it has been introduced to tropical, subtropical, and mild temperate regions worldwide. It is listed as a noxious weed in the United States and has pest status in nine states. [3]
An aggressive and hardy invasive species, T. terrestris is widely known as a noxious weed because of its small woody fruit – the bur – having long sharp and strong spines which easily penetrate surfaces, such as bare feet or thin shoes of crop workers and other pedestrians, the rubber of bicycle tires, and the mouths and skin of grazing ...
The Australian Weeds Committee maintain a noxious weeds list covering all the states and territories. [1] Acacia farnesiana (sweet acacia) [2] Ageratina riparia (mistflower) [3] Ailanthus altissima (tree of heaven) [4] Alternanthera philoxeroides (alligator weed) [4] Andropogon virginicus (broomsedge) [5] Annona glabra (alligator apple) [4]
G. aparine is often found in post-fire plant communities in the United States, likely developing from onsite seed and therefore rendering controlled burns as an ineffective means of removing G. aparine in areas where it is considered a noxious weed. [23] Geese frequently consume the plant, hence the common names "goosegrass". [24]
The name can take on many different meanings. Let’s get down into the weeds on the various definitions. ... Noxious weeds are a classification for extremely aggressive weeds and are placed in ...
Kickxia spuria is a species of flowering plant in the family Plantaginaceae known by several common names, including roundleaf cancerwort [1] and round-leaved fluellen. [2] It is native to Europe and Asia, but it is present on other continents as an introduced species, and sometimes a noxious weed. This is a low hairy herb with a creeping stem ...
Some names refer to the plant's size and shape: ... The species is legally listed as a noxious weed in the US state of Colorado (class C) [65] and Hawaii, [66] ...