Cirsium muticum is a species in the
Cirsium genus.
It is commonly known as
swamp thistle, marsh thistle, dunce-nettle, horsetops
.
This name is accepted name for the species in
the family
Asteraceae
subfamily
Carduoideae,
tribe
Cynareae,
subtribe
Carduinae,
. This species is found in Alabama, Arkansas, Connecticut, Delaware, Florida, Georgia, Illinois, Indiana, Iowa, Kentucky, Labrador, Louisiana, Maine, Manitoba, Maryland, Massachusetts, Michigan, Minnesota, Missouri, New Brunswick, New Hampshire, New Jersey, New York, Newfoundland, North Carolina, North Dakota, Nova Scotia, Ohio, Oklahoma, Ontario, Pennsylvania, Prince Edward I., Québec, Rhode I., Saskatchewan, South Carolina, Tennessee, Texas, Vermont, Virginia, West Virginia, Wisconsin.
