Directory of Centaurea Resources

Home > Science > Biology > Flora and Fauna > Plantae > Magnoliophyta > Magnoliopsida > Asteraceae > Centaurea

Subcategories

• Centaurea solstitialis

Resources in This Category

• A Close-up View of Brown Knapweed

  http://www.microscopy-uk.org.uk/mag/artmar06/bj-knapweed.html
  Photographic study by Brian Johnston of Centaurea jacea, with many fine images of the flowers, and microscopic images of the inflorescence and pollen grains.

• Centaurea calcitrapa

  http://plants.usda.gov/core/profile?symbol=CECA2
  Red Star-Thistle. Detailed plant classification, national distribution maps, status as invasive plant and noxious weed. From the USDA PLANTS data base.

• Centaurea nigra

  http://www.plant-identification.co.uk/skye/compositae/centaurea-nigra.htm
  Several fine photographs of Knapweed and some identifying features.

• Centaurea tauromenitana

  http://www.dipbot.unict.it/orto/0440-1.html
  Image of plant, close-up of flower head.

• Purple Starthistle Identification

  http://www.kingcounty.gov/environment/animalsandplants/noxious-weeds/weed-identification/purple-starthistle.aspx
  Identifying photographs for Centaurea calcitrapa. From King County, Washington, Department of Natural Resources.

Related Categories

• Home > Science > Environment > Biodiversity > Invasive Species > Terrestrial > Plants

 

Home > Science > Biology > Flora and Fauna > Plantae > Magnoliophyta > Magnoliopsida > Asteraceae > Centaurea

 

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