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  2. Centaurea solstitialis - Wikipedia

    en.wikipedia.org/wiki/Centaurea_solstitialis

    Centaurea solstitialis, the yellow star-thistle, is a species of thorny plant in the genus Centaurea, which is part of the family Asteraceae. A winter annual , it is native to the Mediterranean Basin region and invasive in many other places.

  3. Centaurea calcitrapa - Wikipedia

    en.wikipedia.org/wiki/Centaurea_calcitrapa

    Centaurea calcitrapa is a species of flowering plant known by several common names, including common star thistle, red star-thistle [2] and purple star thistle. It is native to Europe but is known across the globe as an introduced species and often a noxious weed .

  4. Centaurea - Wikipedia

    en.wikipedia.org/wiki/Centaurea

    Centaurea (/ ˌ s ɛ n t ɔː ˈ r iː ə /) [1] is a genus of over 700 species of herbaceous thistle-like flowering plants in the family Asteraceae.Members of the genus are found only north of the equator, mostly in the Eastern Hemisphere; the Middle East and surrounding regions are particularly species-rich.

  5. Centaurea melitensis - Wikipedia

    en.wikipedia.org/wiki/Centaurea_melitensis

    Centaurea melitensis (called Maltese star-thistle [1] [2] in Europe, tocalote or tocolote in western North America) is an annual plant in the family Asteraceae, 1 to 11 decimetres (4 to 43 in) high, with resin-dotted leaves and spine-tipped phyllaries. This plant is native to the Mediterranean region of Europe and Africa.

  6. Centaurea iberica - Wikipedia

    en.wikipedia.org/wiki/Centaurea_iberica

    Centaurea iberica, the Iberian knapweed [1] or Iberian star-thistle, [2] is a species of Centaurea. It is native to southeastern Europe and southwestern Asia . It is known elsewhere as an introduced species and a noxious weed .

  7. Thistle - Wikipedia

    en.wikipedia.org/wiki/Thistle

    Milk thistle flowerhead Cirsium arizonicum, showing arachnoid cobwebbiness on stems and leaves, with ants attending aphids that might be taking advantage of the shelter. Thistle is the common name of a group of flowering plants characterized by leaves with sharp prickles on the margins, mostly in the family Asteraceae. Prickles can also occur ...

  8. Centaurea aspera - Wikipedia

    en.wikipedia.org/wiki/Centaurea_aspera

    Centaurea aspera, the rough star-thistle, [1] [2] is a species of Centaurea found in Europe and in New York, United States. [3] Flower Bud. Plant. Centaurea aspera ...

  9. Centaurea sulphurea - Wikipedia

    en.wikipedia.org/wiki/Centaurea_sulphurea

    Centaurea sulphurea, the Sicilian star thistle or sulphur star knapweed, is an annual herb species in the family Asteraceae. It is native to southwestern Europe and it is known on other continents as an introduced species .