Search results
Results from the WOW.Com Content Network
All parts of these plants are toxic, due to the presence of alkaloids. Grazing animals, such as sheep and cattle, may be affected and human fatalities have occurred. [106] Delphinium spp. larkspur Ranunculaceae: Contains the alkaloid delsoline. Young plants and seeds are poisonous, causing nausea, muscle twitches, paralysis, and often death.
Locoweed (also crazyweed and loco) is a common name in North America for any plant that produces swainsonine, an alkaloid harmful to livestock.Worldwide, swainsonine is produced by a small number of species, most of them in three genera of the flowering plant family Fabaceae: Oxytropis and Astragalus in North America, [1] and Swainsona in Australia.
A noxious weed, harmful weed or injurious weed is a weed that has been designated by an agricultural or other governing authority as a plant that is harmful to agricultural or horticultural crops, natural habitats or ecosystems, or humans or livestock. Most noxious weeds have been introduced into an ecosystem by ignorance, mismanagement, or ...
Goatsrue is a noxious weed that has a low distribution in Washington, but is on Washington’s quarantine list due to its fatal symptoms. If any part of the weed is ingested it can be fatal, and ...
Herbivory is of extreme ecological importance and prevalence among insects.Perhaps one third (or 500,000) of all described species are herbivores. [4] Herbivorous insects are by far the most important animal pollinators, and constitute significant prey items for predatory animals, as well as acting as major parasites and predators of plants; parasitic species often induce the formation of galls.
The list of invasive plants below is by no means comprehensive but nearly every species listed is scientifically proven to have detrimental impacts on native habitats and wildlife, including native birds in New York State. Plants are listed in Latin name order and level of threat.
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]
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!