• Thumbnail for 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...
    29 KB (3,358 words) - 06:50, 17 November 2023
  • Thumbnail for Centaurea
    Centaurea solstitialis – yellow starthistle, golden starthistle, yellow cockspur, St. Barnaby's thistle, Barnaby thistle Centaurea speciosa Centaurea sphaerocephala...
    40 KB (3,850 words) - 03:33, 31 August 2024
  • Thumbnail for Centaurea calcitrapa
    Retrieved 2021-03-03. "Starthistle, yellow (Centaurea solstitialis), purple (Centaurea calcitrapa), and Iberian (Centaurea iberica)". Pacific Northwest Pest Management...
    11 KB (938 words) - 19:15, 27 August 2024
  • Thumbnail for Centaurea iberica
    Retrieved 2014-10-17. "Starthistle, yellow (Centaurea solstitialis), purple (Centaurea calcitrapa), and Iberian (Centaurea iberica)". Pacific Northwest Pest Management...
    2 KB (150 words) - 18:47, 25 September 2021
  • biological pest control against the noxious weed yellow starthistle (Centaurea solstitialis). The adult weevil is brown with a thin coat of light mottled hairs...
    5 KB (674 words) - 11:40, 27 May 2024
  • Thumbnail for Centaurea sulphurea
    is one of the closest relatives to Centaurea solstitialis, an extremely invasive thistle in California, but Centaurea sulphurea has only established several...
    2 KB (149 words) - 05:34, 20 March 2021
  • Thumbnail for Yosemite National Park
    establish. Many non-native species, such as yellow star thistle (Centaurea solstitialis), are able to produce a long tap root that allows them to out-compete...
    116 KB (10,939 words) - 17:22, 13 September 2024
  • starvation. The principal cause is thought to be prolonged ingestion of Centaurea solstitialis (yellow star-thistle) or Rhaponticum repens (creeping knapweed or...
    3 KB (349 words) - 21:13, 16 August 2024
  • Thumbnail for Monte Retaia
    part of the Calvana complex offer many types of flowers, as the "Centaurea solstitialis", brooms, orchids and it is possible to observe many kinds of butterflies...
    716 bytes (75 words) - 17:46, 17 April 2022
  • Thumbnail for Meadow knapweed
    meadow knapweed hybridizes with yellow starthistle (Centaurea solstitialis) and diffuse knapweed (Centaurea diffusa). Black knapweed was probably introduced...
    7 KB (777 words) - 20:58, 30 December 2023