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Common Name: Swamp Thistle
Genus: Cirsium muticum
Family: Asteraceae
Coxe Road
Polk County, North Carolina
April 15, 2002
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The flower heads of this weakly spiny biennial are about 1 1/2 inches in diameter. Native to the northeastern U.S., this relatively rare species of Thistle grows in bogs, meadows, and low woodland margins at scattered localities chiefly in our mountains and piedmont. August - October [Justice, William S. and Bell, C. Ritchie, Wild Flowers of North Carolina. University of North Carolina Press, Chapel Hill, 1968]
Flowering stem hollow, rising from a rosette of long-stalked, deeply incised leaves. Heads often clustered; rose-purple; rarely white. Bracts not tipped with spines but sticky and cobwebby. 2 - 10 feet. Swamps, wet woods, thickets. July - September [Peterson, Roger Tory and McKenny, Margaret, Peterson Field Guides: A Field Guide to Wildflowers of Northeastern and Northcentral North America. Houghton Mifflin Company, Boston, 1968]
January February March April May June July August September October November December
Alphabetical Listings -- A B C D, E F G H I, J, K L M N, O P Q, R S T U, V W X, Y, Z
Family Listings -- A B C D, E F G H I, J, K L M N, O P Q, R S T U, V W X, Y, Z
Genus Listings -- A B C D, E F G H I, J, K L M N, O P Q, R S T U, V W X, Y, Z