iva
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Noun 1. [画像:iva - any of various coarse shrubby plants of the genus Iva with small greenish flowers]iva - 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
genus Iva - small genus of American herbs or shrubs; in some classifications placed in a separate family Ambrosiaceae
burweed marsh elder, false ragweed, Iva xanthifolia - 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
bog plant, marsh plant, swamp plant - a semiaquatic plant that grows in soft wet land; most are monocots: sedge, sphagnum, grasses, cattails, etc; possibly heath
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