false ragweed

Noun
  1. 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 (synset 112005790)
    is a type of: iva, marsh elder - 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
    same as: burweed marsh elder, iva xanthifolia

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