Cirsium muticum

Species:Cirsium muticum Michx.
Status:Native, OBL (DEP), OBL (NWPL)
Specimen: View details of USF Herbarium specimens

** Not applicable or data not available.


Sub Class
Genus Cirsium
Species Cirsium muticum Michx. - SWAMP THISTLE


Citation CIRSIUM MUTICUM Michaux, Fl. Bor.-Amer. 2: 89. 1803.
Basionym: **
Type: **

** Not applicable or data not available.


CountyHerbariaLiterature Citation (If Applicable)
Calhoun USF  
Escambia FSU  
Jackson FSU  
Liberty FSU  
Putnam FTG  
Wakulla FSU  


– Denotes synonyms that are applicable to the state. Show these synonyms only

SynonymFull CitationBasionymType
Carduus muticus Carduus muticus (Michaux) Persoon, Syn. Pl. 2; 386. 1807.BASIONYM: Cirsium muticum Michaux 1803. 
Cnicus muticus Cnicus muticus (Michaux) Pursh, Fl. Amer. Sept. 506. 1814.BASIONYM: Cirsium muticum Michaux 1803. 
Carduus muticus var. subpinnatifidus Carduus muticus (Michaux) Persoon, var. subpinnatifidus Britton, in Britton & A. Brown, Ill. Fl. N. U.S. 3: 489. 1898.  
Cirsium bigelowii Cirsium bigelowii de Candolle, Prodr. 6: 652. 1838.  
Cirsium muticum forma lactiflorum Cirsium muticum Michaux, forma lactiflorum Fernald, Rhodora 35: 369. 1933. TYPE: CANADA: Newfoundland: Cliff opposite Lomond, 10 Aug 1929, Fernald et al. 2151 (holotype: GH).
Cirsium muticum forma subpinnatifidum Cirsium muticum Michaux, forma subpinnatifidum (Britton) Fernald, Rhodora 45: 353. 1943.BASIONYM: Carduus muticus (Michaux) Persoon, var. subpinnatifidus Britton 1898. 
Cirsium muticum var. monticola Cirsium muticum Michaux, var. monticola (Fernald) Fernald, Rhodora 9: 28. 1907.BASIONYM: Cnicus muticus (Michaux) Pursh, var. monticola Fernald 1905. 
Cirsium muticum var. subpinnatifidum Cirsium muticum Michaux, var. subpinnatifidum (Britton) Fernald, Rhodora 10: 95. 1908.BASIONYM: Carduus muticus (Michaux) Persoon, var. subpinnatifidus Britton 1898. 
Cnicus muticus var. monticola Cnicus muticus (Michaux) Pursh, var. monticola Fernald, Ottawa Naturalist 19: 166. 1905. TYPE: CANADA:


Country State County Date Specimen Notes Image
USA Florida Calhoun Co. 12 Sep 2011 T. MacClendon 1145
USA Alabama Butler Co. 17 May 2008 A. R. Diamond 19257
USA North Carolina Cherokee Co. 31 Aug 1956 A. E. Radford 17504
USA South Carolina Georgetown Co. 13 Jul 1996 S. L. Orzell 25062 Identification tentative; specimen vegetative.
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