Common name(s): Plumeless thistle, Spiny plumeless thistle
Category: Genus Carduus
Carduus nutans
Common name(s): Musk thistle
Wildflowers of the National Capital Region
Discovering wildflowers in Maryland, Washington D.C., and Northern Virginia
Common name(s): Plumeless thistle, Spiny plumeless thistle
Common name(s): Musk thistle