The Bugwood Network
spotted knapweed
Magnoliopsida > Asterales > Asteraceae > Centaurea biebersteinii DC.
Synonym(s): Centaurea maculosa auct. non Lam.

Identification, Biology, Control and Management Resources
Plant Invaders of Mid-Atlantic Natural Areas - National Park Service and U.S. Fish and Wildlife Service
Biological Control of Invasive Plants in the Eastern United States - USDA Forest Service

Selected Images from www.invasive.org
 
Number:0021034
Description:Flower
Photographer:Norman E. Rees, USDA ARS
Resolutions:768x512 - PowerPoint/Web
1536x1024 - Print
 
Number:1148104
Description:Flowers
Photographer:USDA APHIS Archives
Resolutions:768x512 - PowerPoint/Web
1536x1024 - Print
 
Number:1350046
Description:Rosette
Photographer:Linda Wilson, University of Idaho
Resolutions:768x512 - PowerPoint/Web
1536x1024 - Print
 
Number:2308109
Description:Infestation
Photographer:John M. Randall, The Nature Conservancy
Resolutions:768x512 - PowerPoint/Web
1536x1024 - Print
 
Description:Distribution Map
Source:USDA NRCS, The PLANTS Database, September, 2003

Invasive and Noxious Weed References

  • Invasive Exotic Plant Species of Management Concern, USDA Forest Service, Southern Region, May 18, 2001 - http://www.se-eppc.org/fslist.cfm
  • Invasive Plant Atlas of New England - http://invasives.eeb.uconn.edu/ipane/current_inv.htm
  • Mehrhoff, L.J., K.J. Metzler, & E.E. Corrigan. 2003. Non-native and potentially invasive vascular plants in Connecticut. Center for Conservation and Biodiversity, University of Connecticut, Storrs. - http://www.hort.uconn.edu/cipwg/
  • Kentucky Exotic Pest Plant Council. Invasive Exotic Plant List. December 2000. http://www.exoticpestplantcouncil.org/ky/list.htm
  • Tennessee Exotic Pest Plant Council. Invasive Exotic Pest Plants in Tennessee. May 2001.
    http://www.se-eppc.org/states/TN/TNIList.html
  • Invasive Alien Plant Species of Virginia - http://www.dcr.state.va.us/dnh/invlist.pdf
Taxonomic Reference
USDA, NRCS. 2002. The PLANTS Database, Version 3.5 (http://plants.usda.gov). National Plant Data Center, Baton Rouge, LA 70874-4490 USA.
http://plants.usda.gov/cgi_bin/topics.cgi?earl=plant_profile.cgi&symbol=CEBI2

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USDA Forest ServiceUSDA APHIS PPQThe Bugwood Network University of Georgia Bargeron, C.T., D.J. Moorhead, G.K. Douce, R.C. Reardon & A.E. Miller
(Tech. Coordinators). 2003. Invasive Plants of the Eastern U.S.:
Identification and Control. USDA Forest Service - Forest Health
Technology Enterprise Team. Morgantown, WV USA. FHTET-2003-08.