MyDataFarming

Definitions of ragweed:

noun: any of numerous chiefly North American weedy plants constituting the genus Ambrosia that produce highly allergenic pollen responsible for much hay fever and asthma
noun: widespread European weed having yellow daisylike flowers; sometimes an obnoxious weed and toxic to cattle if consumed in quantity

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Alternative Terms
weed asteraceae pollen hay-fever aster magnoliophyta ambrosia-5977-jpg infraclass plant flowering-plant magnoliopsida heliantheae carolus-linnaeus 1753 species genus family-biology ancient-greek-2 ambrosia generic-name cognate immortality-celine-dion-song invasive-species temperate northern-hemisphere south-america river arid desert north-america sonoran-desert annual perennial-plant shrub subshrub taproot rhizome conyza leaf dioecious-plant inflorescence bract pappus-3 anemophily larva lepidoptera list-of-lepidoptera-which-feed-on-ragweeds allergen pollination global-warming carbon-dioxide goldenrod flower entomophily insect united-states world-war-i hungary honey melissopalynology protein atomic-mass-unit profilin calcium-binding-protein biological-pest-control scythe herbicide glyphosate roundup litre hectare gallon acre pollution biological-types jerusalem-oak digital-object-identifier american-journal-of-botany stickweed franseria-discolor histamine allergic-rhinitis-causes-and-symptoms peter-cumming dynavax-technologies-corporation allergies-causes-and-symptoms

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