Link to English Wikipedia entry: Purple Knapweed
Link to German Wikipedia: Flockenblumen
Link to French Wikipedia: Centaurea
Link to EOL.org: Centaurea pullata
Link to iNaturalist.org: Centaurea pullata
Links to my pictures: Purple Knapweed
Binomial Links for Centaurea pullata on aerobaticsweb.org
Dr. Günther Eichhorn Travel Website
Soaring website