Spotted Knapweed Centaurea stoebe Linnaeus subsp. micranthos (S.G. Gmelin ex Gugler) HayekNon-native  Synonyms: Centaurea maculosa, Centaurea stoebe var. maculosa, Spotted Star-thistle.

There are 81 records in the project database.

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Spotted Knapweed in Caroline Co., Maryland (10/6/2012). Photo by Jim Brighton. (MBP list)

Spotted Knapweed in Frederick Co., Maryland (7/24/2016). Note ribbed bracts with black, triangular tips. Photo by Jane Hill. (MBP list)

Spotted Knapweed, a very destructive invasive species, in Anne Arundel Co., Maryland (7/15/2012). Photo by Bill Hubick. (MBP list)

Spotted Knapweed leaves in Caroline Co., Maryland (10/6/2012). Photo by Jim Brighton. (MBP list)

Spotted Knapweed in Anne Arundel Co., Maryland (7/27/2011). Photo by Bill Harms. (MBP list)

Spotted Knapweed in Anne Arundel Co., Maryland (9/18/2010). Photo by Bill Harms. (MBP list)

Spotted Knapweed in Howard Co., Maryland (8/12/2017). Photo by James Frost. (MBP list)

Spotted Knapweed in Garrett Co., Maryland (7/12/2014). Photo by Bill Hubick. (MBP list)


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