poisonous weed

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• Weed — This article is about plants specifically called weeds. For other uses, see Weed (disambiguation). See also: Invasive species and Volunteer (botany) Contents …   Wikipedia

• Weed — /weed/, n. Thurlow /therr loh/, 1797 1882, U.S. journalist and politician. * * * Any plant growing where it is not wanted. On land under cultivation, weeds compete with crops for water, light, and nutrients. On rangelands and in pastures, weeds… …   Universalium

• Weed control — is the botanical component of pest control, stopping weeds from reaching a mature stage of growth when they could be harmful to domesticated plants and livestock by physical and chemical methods. In order to reduce weed growth, many weed control… …   Wikipedia

• weed — weed1 weedless, adj. weedlike, adj. /weed/, n. 1. a valueless plant growing wild, esp. one that grows on cultivated ground to the exclusion or injury of the desired crop. 2. any undesirable or troublesome plant, esp. one that grows profusely… …   Universalium

• poisonous nightshade — noun poisonous perennial Old World vine having violet flowers and oval coral red berries; widespread weed in North America • Syn: ↑bittersweet, ↑bittersweet nightshade, ↑climbing nightshade, ↑deadly nightshade, ↑woody nightshade, ↑Solanum… …   Useful english dictionary

• Noxious weed — In 1907 seven hundred cattle were killed overnight in Australia by a poisonous weed.[1] A noxious weed is an invasive species of a plant that has been designated by country, state or provincial, or national agricultural authorities as one that is …   Wikipedia

• List of poisonous plants — This is a list of plants containing poisonous parts that pose a serious risk of illness, injury, or death to humans or animals. Poisonous food plants Many food plants possess toxic parts, are toxic unless processed, or are toxic at certain stages …   Wikipedia

• Rattlesnake Weed — Taxobox name = Rattlesnake Weed image width = 240px regnum = Plantae divisio = Magnoliophyta classis = Magnoliopsida subclassis = Rosidae unranked ordo = Eurosids I ordo = Ericales ordo = Malpighiales familia = Euphorbiaceae subfamilia =… …   Wikipedia

• jim|son-weed — or Jim|son weed «JIHM suhn», a tall, coarse, bad smelling weed with large, white or violet, funnel shaped flowers and poisonous, narcotic leaves and seeds; thorn apple; stramonium. It belongs to the nightshade family. ╂[American English,… …   Useful english dictionary

• Jim|son weed — or Jim|son weed «JIHM suhn», a tall, coarse, bad smelling weed with large, white or violet, funnel shaped flowers and poisonous, narcotic leaves and seeds; thorn apple; stramonium. It belongs to the nightshade family. ╂[American English,… …   Useful english dictionary

• jim|son|weed — jim|son weed or Jim|son weed «JIHM suhn», a tall, coarse, bad smelling weed with large, white or violet, funnel shaped flowers and poisonous, narcotic leaves and seeds; thorn apple; stramonium. It belongs to the nightshade family. ╂[American… …   Useful english dictionary