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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 ...
Echium plantagineum, commonly known as purple viper's-bugloss [1], Paterson's curse or Salvation Jane, is a species of the genus Echium native to western and southern Europe (from southern England south to Iberia and east to the Crimea), northern Africa, and southwestern Asia (east to Georgia).
Weed killers or herbicides are made with chemicals that can be harmful to people, wildlife, and the environment. There are several factors to consider before you start applying herbicides ...
Solanum dulcamara is a species of vine in the genus Solanum (which also includes the potato and the tomato) of the family Solanaceae.Common names include bittersweet, bittersweet nightshade, bitter nightshade, blue bindweed, Amara Dulcis, [3] climbing nightshade, [4] felonwort, fellenwort, felonwood, poisonberry, poisonflower, scarlet berry, snakeberry, [5] [6] [7] trailing bittersweet ...
The weed became familiar throughout the country when the KCCI 8 Iowa News Facebook page posted this video, now with over five million views: Wild parsnip is yellow and resembles a wildflower.
Horseweed is commonly considered a weed, and in Ohio, Oregon, and some other locations, [11] it has been declared a noxious weed. [12] [13] It was the first weed to have developed glyphosate resistance, reported in 2001 from Delaware. [14] It can be found in fields, meadows, and gardens throughout its native range.