common ragweed

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• common ragweed — kietinė ambrozija statusas T sritis vardynas apibrėžtis Astrinių šeimos vaistinis nuodingas augalas (Ambrosia artemisiifolia), paplitęs Šiaurės Amerikoje. atitikmenys: lot. Ambrosia artemisiifolia angl. annual ragweed; bitterweed; common ragweed; …   Lithuanian dictionary (lietuvių žodynas)

• common ragweed — noun annual weed with finely divided foliage and spikes of green flowers; common in North America; introduced elsewhere accidentally • Syn: ↑Ambrosia artemisiifolia • Hypernyms: ↑ragweed, ↑ambrosia, ↑bitterweed …   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

• ragweed — kietinė ambrozija statusas T sritis vardynas apibrėžtis Astrinių šeimos vaistinis nuodingas augalas (Ambrosia artemisiifolia), paplitęs Šiaurės Amerikoje. atitikmenys: lot. Ambrosia artemisiifolia angl. annual ragweed; bitterweed; common ragweed; …   Lithuanian dictionary (lietuvių žodynas)

• ragweed — /ˈrægwid/ (say ragweed) noun 1. any of the herbs constituting the genus Ambrosia, whose airborne pollen is a cause of hay fever, as the common ragweed, A. artemisiifolia. 2. → ragwort. {rag1 + weed1} …  

• Ragweed — Rag weed (r[a^]g w[=e]d ), n. (Bot.) A common American composite weed ({Ambrosia artemisi[ae]folia}) with finely divided leaves; hogweed. [1913 Webster] {Great ragweed}, a coarse American herb ({Ambrosia trifida}), with rough three lobed opposite …   The Collaborative International Dictionary of English

• Ragweed — Any of a number of weedy composite herbs that produce a pollen that is a frequent cause of allergies. Of all allergy sufferers in the United States, 75% are allergic to ragweed. * * * rag·weed rag .wēd n any of various chiefly No. American weedy… …   Medical dictionary

• ragweed pollen — noun pollen of the ragweed plant is a common allergen • Hypernyms: ↑pollen, ↑allergen …   Useful english dictionary

• List of plants by common name — The common names of plants often vary from region to region, which is why most plant encyclopedias refer to plants using their scientific names: binomials, or Latin names. Many plants have several common names, and many common names refer to… …   Wikipedia

• western ragweed — noun coarse perennial ragweed with creeping roots of dry barren lands of southwestern United States and Mexico • Syn: ↑perennial ragweed, ↑Ambrosia psilostachya • Hypernyms: ↑ragweed, ↑ambrosia, ↑bitterweed * * * noun : a co …   Useful english dictionary