© Les Mehrhoff, 2008-2010 · 6 Centaurea nigrescens Click on map for details about points. IDnature guides Checklist Australia Flora Plants Chicago Wildflowers Links Associates Missouri Botanical Garden 80x5 - 240x3 - 240x4 - 320x1 - 320x2 - 320x3 - 640x1 - 640x2 Set display option above. Click on images to enlarge. © Copyright Sheryl Pollock 2011 · 5 Centaurea nigrescens, Tyrol Knapweed © Copyright Sheryl Pollock 2011 · 5 Centaurea nigrescens, Tyrol Knapweed © Les Mehrhoff, 2008-2010 · 5 Centaurea nigrescens © Les Mehrhoff, 2008-2010 · 5 Centaurea nigrescens © Les Mehrhoff, 2008-2010 · 2 Centaurea nigrescens © Copyright Sheryl Pollock 2011 · 1 Centaurea nigrescens, Tyrol Knapweed © Copyright Sheryl Pollock 2011 · 1 Centaurea nigrescens, Tyrol Knapweed 14 thumbnails  •  slide show Names Scientific source: Integrated Taxonomic Information System Supported by National Biological Information Infrastructure National Science Foundation Associates · map Family Scientific name @ source (records) Erysiphaceae   Erysiphe cichoracearum @ BPI (2) Miridae   Plagiognathus chrysanthemi @ AMNH_PBI (2) Mycosphaerellaceae   Cercosporella triboutiana @ BPI (2) Pucciniaceae   Puccinia aecidii-leucanthemi @ BPI (1) Puccinia centaureae @ BPI (4) Puccinia jaceae @ BPI (2) go to Discover Life's Facebook group Updated: 2024-04-24 16:13:24 gmt Discover Life | Top © Designed by The Polistes Corporation