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  2. Echinacea paradoxa - Wikipedia

    en.wikipedia.org/wiki/Echinacea_paradoxa

    Echinacea paradoxa var.neglecta - pink or white rays Oklahoma and Texas - Bush's purple coneflower; Echinacea paradoxa var. paradoxa has a baseline chromosome number of x = 11, like most Echinacea plants. Distribution and habitat. Echinacea paradoxa var. paradoxa, or yellow coneflower, is endemic to the Ozarks of Missouri and Arkansas. It is ...

  3. Echinacea purpurea - Wikipedia

    en.wikipedia.org/wiki/Echinacea_purpurea

    Echinacea purpurea, the eastern purple coneflower, purple coneflower, hedgehog coneflower, or echinacea, is a North American species of flowering plant in the family Asteraceae. It is native to parts of eastern North America [5] and present to some extent in the wild in much of the eastern, southeastern and midwestern United States as well as ...

  4. Dazzle camouflage - Wikipedia

    en.wikipedia.org/wiki/Dazzle_camouflage

    Dazzle camouflage, also known as razzle dazzle (in the U.S.) or dazzle painting, is a family of ship camouflage that was used extensively in World War I, and to a lesser extent in World War II and afterwards. Credited to the British marine artist Norman Wilkinson, though with a rejected prior claim by the zoologist John Graham Kerr, it ...

  5. List of Minnesota wildflowers - Wikipedia

    en.wikipedia.org/wiki/List_of_Minnesota_wildflowers

    Coneflowers Gray-headed coneflower (Ratibida pinnata) Narrow-leaved purple coneflower (Echinacea pallida var. angustifolia) Prairie coneflower (Ratibida columnifera) Sweet coneflower (Rudbeckia subtomentosa) Tall coneflower (Rudbeckia laciniata var. laciniata) Three-leaved coneflower (Rudbeckia triloba var. triloba; special concern) Coralroot

  6. Aster yellows - Wikipedia

    en.wikipedia.org/wiki/Aster_yellows

    Aster yellows is a chronic, systemic plant disease caused by several bacteria called phytoplasma. [1] The aster yellows phytoplasma (AYP) affects 300 species in 38 families of broad-leaf herbaceous plants, primarily in the aster family, as well as important cereal crops such as wheat and barley. Symptoms are variable and can include phyllody ...

  7. UV coloration in flowers - Wikipedia

    en.wikipedia.org/wiki/UV_coloration_in_flowers

    A common phenotype of UV coloration is the “bulls-eye” pattern where a flower reflects UV light at the ends of the petals and absorbs UV light in the center. [4] This acts as a guide for pollinators to locate and find pollen. [4] Other flowers add the contrast between their reproductive parts ( anthers and pistils) and their petals. [7]