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  2. Ragweed - Wikipedia

    en.wikipedia.org/wiki/Ragweed

    Ragweed pollen can remain airborne for days and travel great distances, and can even be carried 300–400 miles (500–600 km) out to sea. [12] Ragweeds native to the Americas have been introduced to Europe starting in the nineteenth century and especially during World War I , and have spread rapidly since the 1950s. [ 15 ]

  3. Ambrosia trifida - Wikipedia

    en.wikipedia.org/wiki/Ambrosia_trifida

    Ambrosia trifida, the giant ragweed, is a species of flowering plant in the family Asteraceae. It is native to North America , where it is widespread in Canada , the United States , and northern Mexico .

  4. Ragweed is why you still might struggle with allergies in the ...

    www.aol.com/ragweed-why-still-might-struggle...

    Ragweed will extend allergy season well into the fall, with one annoying symptom. What you need to know and how to treat the symptoms. Ragweed will extend allergy season well into the fall, with ...

  5. Ambrosia artemisiifolia - Wikipedia

    en.wikipedia.org/wiki/Ambrosia_artemisiifolia

    Common ragweed is a very competitive weed and can produce yield losses in soybeans as high as 30 percent. Control with night tillage reduces emergence by around 45 percent. Small grains in rotation will also suppress common ragweed if they are overseeded with clover. Otherwise, the ragweed will grow and mature and produce seeds in the small ...

  6. Jacobaea vulgaris - Wikipedia

    en.wikipedia.org/wiki/Jacobaea_vulgaris

    Jacobaea vulgaris, syn. Senecio jacobaea, [2] is a very common wild flower in the family Asteraceae that is native to northern Eurasia, usually in dry, open places, and has also been widely distributed as a weed elsewhere.

  7. Ambrosia acanthicarpa - Wikipedia

    en.wikipedia.org/wiki/Ambrosia_acanthicarpa

    Ambrosia acanthicarpa is a North American species of bristly annual plants in the family Asteraceae.Members of the genus Ambrosia are called ragweeds.The species has common names including flatspine bur ragweed, [3] Hooker's bur-ragweed, [4] annual burrweed, annual bur-sage, and western sand-bur.

  8. Allergic rhinitis - Wikipedia

    en.wikipedia.org/wiki/Allergic_rhinitis

    Allergic rhinitis; Other names: Hay fever, pollenosis: SEM Microscope image of Pollen grains from a variety of common plants: sunflower (Helianthus annuus), morning glory (Ipomoea purpurea), prairie hollyhock (Sidalcea malviflora), oriental lily (Lilium auratum), evening primrose (Oenothera fruticosa), and castor bean (Ricinus communis).

  9. Common ragweed - Wikipedia

    en.wikipedia.org/?title=Common_ragweed&redirect=no

    This page was last edited on 24 March 2016, at 21:17 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may ...