giant ragweed.

giant ragweed.
See under ragweed.

* * *


Universalium. 2010.

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  • giant ragweed — noun : great ragweed * * * giant ragweed, a kind of ragweed that sometimes grows 12 feet high; kinghead. Its pollen causes hay fever …   Useful english dictionary

  • giant ragweed. — See under ragweed …   Useful english dictionary

  • Ragweed — Taxobox name = Ragweeds image width = 200px image caption = A ragweed, Ambrosia sp. regnum = Plantae divisio = Magnoliophyta classis = Magnoliopsida subclassis = Asteridae unranked ordo = Euasterids II ordo = Asterales familia = Asteraceae… …   Wikipedia

  • ragweed — /rag weed /, n. any of the composite plants of the genus Ambrosia, the airborne pollen of which is the most prevalent cause of autumnal hay fever, as the common North American species, A. trifida (great ragweed or giant ragweed) and A.… …   Universalium

  • great ragweed — noun a coarse annual with some leaves deeply and palmately three cleft or five cleft • Syn: ↑Ambrosia trifida • Hypernyms: ↑ragweed, ↑ambrosia, ↑bitterweed * * * noun : a coarse annual (Ambrosia trifida) with some or all o …   Useful english dictionary

  • GRW — giant ragweed [test] …   Medical dictionary

  • GRW — • giant ragweed [test] …   Dictionary of medical acronyms & abbreviations

  • List of Canadian plants by genus — Below is a list of Canadian plants by genus. Due to the vastness of Canada s biodiversity, this page is divided.Many of the plants seen in Canada are introduced, either intentionally or accidentally. N indicated native and X indicated exotic.… …   Wikipedia

  • Ambrosia trifida — Taxobox image caption= Giant Ragweed blooming flowers image width = 260px regnum = Plantae divisio = Magnoliophyta classis = Magnoliopsida ordo = Asterales familia = Asteraceae subfamilia = Asteroideae tribus = Heliantheae subtribus = Ambrosiinae …   Wikipedia

  • Ambrosia trifida — ID 3226 Symbol Key AMTR Common Name great ragweed Family Asteraceae Category Dicot Division Magnoliophyta US Nativity Native to U.S. US/NA Plant Yes State Distribution AL, AR, AZ, CA, CO, CT, DC, DE, FL, GA, IA, ID, IL, IN, KS, KY, LA, MA, MD, ME …   USDA Plant Characteristics

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