burweed marsh elder

burweed marsh elder
noun
tall annual marsh elder common in moist rich soil in central North America that can cause contact dermatitis; produces much pollen that is a major cause of hay fever
• Hypernyms: ↑marsh elder, ↑iva

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noun
: a tall annual marsh elder (Iva xanthifolia) that is common in moist rich soil in central No. America, causes contact dermatitis in many people, and produces much pollen that is a major cause of hay fever where the plant occurs — called also false ragweed

Useful english dictionary. 2012.

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Look at other dictionaries:

  • marsh elder — noun any of various coarse shrubby plants of the genus Iva with small greenish flowers; common in moist areas (as coastal salt marshes) of eastern and central North America • Syn: ↑iva • Hypernyms: ↑marsh plant, ↑bog plant, ↑swamp plant •… …   Useful english dictionary

  • false ragweed — noun tall annual marsh elder common in moist rich soil in central North America that can cause contact dermatitis; produces much pollen that is a major cause of hay fever • Syn: ↑burweed marsh elder, ↑Iva xanthifolia • Hypernyms: ↑marsh elder,… …   Useful english dictionary

  • iva — noun any of various coarse shrubby plants of the genus Iva with small greenish flowers; common in moist areas (as coastal salt marshes) of eastern and central North America • Syn: ↑marsh elder • Hypernyms: ↑marsh plant, ↑bog plant, ↑swamp plant • …   Useful english dictionary

  • Iva xanthifolia — noun tall annual marsh elder common in moist rich soil in central North America that can cause contact dermatitis; produces much pollen that is a major cause of hay fever • Syn: ↑burweed marsh elder, ↑false ragweed • Hypernyms: ↑marsh elder, ↑iva …   Useful english dictionary

  • false sunflower — noun : burweed marsh elder …   Useful english dictionary

  • prairie ragweed — noun : burweed marsh elder …   Useful english dictionary

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