Robert W. Freckmann Herbarium Home Plants of Wisconsin Vascular Plants Name Search

Search Results:       Common Name: thistle

Family Asteraceae (click for list of genera only)
Carduus L. *               plumeless thistle (DISTRIBUTION MAP GALLERY of SPECIES)
Carduus acanthoides L. * +               plumeless thistle, spiny plumeless thistle
Carduus nutans L. * +               musk thistle, nodding plumeless thistle, nodding thistle                  Carduus nutans L. subsp. leiophyllus (Petrovic) Stoj. & Stefani                  Carduus nutans L. var. leiophyllus (Petrovic) Arènes
Carduus X orthocephalus Wallr. +               plumeless thistle                  (PARENTS = Carduus acanthoides L. X C. nutans L.)                  Carduus acanthoides L. X C. nutans L.
Centaurea L. *               knapweed, star-thistle (DISTRIBUTION MAP GALLERY of SPECIES)
Centaurea americana Nutt. * +               American knapweed, American star-thistle, basket-flower
Centaurea melitensis L. * +               Maltese star-thistle
Centaurea solstitialis L. * +               St. Barnaby's thistle, yellow star-thistle
Cirsium Mill. *               plume thistle, thistle (DISTRIBUTION MAP GALLERY of SPECIES)
Cirsium altissimum (L.) Spreng. * +               tall thistle, wood thistle                  Carduus altissimus L.                  Cirsium altissimum (L.) Spreng. var. biltmoreanum Petr.                  Cirsium iowense (Pammel) Fernald                  Cirsium X iowense (Pammel) Fernald (pro sp.)                  Cnicus iowensis Pammel
Cirsium arvense (L.) Scop. * +               Canada thistle, creeping thistle, field thistle                  Carduus arvensis (L.) Robson                  Cirsium arvense (L.) Scop. f. albiflorum (E.L.Rand & Redfield) Ralph Hoffm.                  Cirsium arvense (L.) Scop. var. argenteum (Vest) Fiori                  Cirsium arvense (L.) Scop. var. horridum Wimm. & Grab.                  Cirsium arvense (L.) Scop. var. integrifolium Wimm. & Grab.                  Cirsium arvense (L.) Scop. var. mite Wimm. & Grab.                  Cirsium arvense (L.) Scop. var. vestitum Wimm. & Grab.                  Cirsium incanum (Gmel.) Fisch.                  Cirsium setosum (Willd.) Besser ex M.Bieb.                  Cnicus arvensis (L.) Roth                  Cnicus arvensis (L.) Roth f. albiflorum E.L.Rand & Redfield                  Serratula arvensis L.
Cirsium canescens Nutt. *               [Excluded] Platte thistle, prairie thistle                  Carduus undulatus Nutt. var. canescens (Nutt.) Porter                  Cirsium nebraskense (Britton) Lunell                  Cirsium nelsonii (Pammel) Petr.                  Cirsium plattense (Rydb.) Cockerell ex Daniels
Cirsium discolor (Muhl. ex Willd.) Spreng. * +               field thistle, pasture thistle, prairie thistle                  Carduus discolor (Muhl. ex Willd.) Nutt.                  Cirsium discolor (Muhl. ex Willd.) Spreng. f. albiflorum (Britton) House
Cirsium flodmanii (Rydb.) Arthur * +               Flodman's thistle, prairie thistle                  Carduus oblanceolatus Rydb.                  Cirsium nebraskense (Britton) Lunell var. discissum Lunell                  Cirsium oblanceolatum (Rydb.) K.Schum.
Cirsium hillii (Canby) Fernald * +               Hill's thistle, hollow-rooted thistle, prairie thistle                  Cirsium pumilum (Nutt.) Spreng. subsp. hillii (Canby) R.J.Moore & Frankton                  Cirsium pumilum (Nutt.) Spreng. var. hillii (Canby) B.Boivin                  Cnicus hillii Canby
Cirsium muticum Michx. * +               swamp thistle                  Carduus muticus (Michx.) Pers.                  Cirsium bigelovii DC.                  Cirsium muticum Michx. f. lactiflorum Fernald                  Cirsium muticum Michx. var. monticola Fernald                  Cirsium muticum Michx. var. subpinnatifidum (Britton) Fernald
Cirsium ochrocentrum A.Gray               [Excluded] yellow-spine thistle                  Cnicus ochrocentrus (A.Gray) A.Gray
Cirsium palustre (L.) Scop. * +               European swamp thistle, marsh thistle                  Cnicus palustris (L.) Willd.
Cirsium pitcheri (Torr. ex Eaton) Torr. & A.Gray * +               dune thistle, sand dune thistle                  Cnicus pitcheri Torr. ex Eaton
Cirsium undulatum (Nutt.) Spreng. * +               wavy-leaved thistle                  Carduus helleri Small                  Carduus megacephalus (A.Gray) Nutt.                  Carduus undulatus Nutt.                  Cirsium helleri (Small) Cory                  Cirsium megacephalum (A.Gray) Cockerell                  Cirsium ochrocentrum A.Gray var. helleri (Small) Petr.                  Cirsium undulatum (Nutt.) Spreng. var. megacephalum (A.Gray) Fernald                  Cirsium undulatum (Nutt.) Spreng. var. undulatum                  Cnicus undulatus (Nutt.) A.Gray                  Cnicus undulatus (Nutt.) A.Gray var. megacephalus A.Gray
Cirsium vulgare (Savi) Ten. * +               bull thistle                  Carduus lanceolatus L.                  Carduus vulgaris Savi                  Cirsium lanceolatum (L.) Scop., non Hill                  Cirsium lanceolatum (L.) Scop. var. hypoleucum DC.
Cnicus benedictus L. * +               blessed thistle
Echinops sphaerocephalus L. * +               great globe-thistle
Onopordum acanthium L. * +               cotton thistle, Scotch thistle
Sonchus L. *               sow-thistle (DISTRIBUTION MAP GALLERY of SPECIES)
Sonchus arvensis L. * +               field sow-thistle, perennial sow-thistle                  (for list of synonyms - see the varieties)
Sonchus arvensis L. var. arvensis * +               field sow-thistle, perennial sow-thistle                  Sonchus arvensis L. subsp. arvensis                  Sonchus arvensis L. var. shumovichii B.Boivin                  Sonchus arvensis L. var. typicus Beck
Sonchus arvensis L. var. glabrescens Günther, Grab. & Wimm. * +               marsh sow-thistle                  Sonchus arvensis L. subsp. uliginosus (M.Bieb.) Nyman                  Sonchus uliginosus M.Bieb.
Sonchus asper (L.) Hill * +               prickly sow-thistle, spiny sow-thistle                  Sonchus asper (L.) Hill f. glandulosus Beckh.                  Sonchus asper (L.) Hill f. inermis (Bisch.) Beck                  Sonchus asper (L.) Hill var. inermis Bisch.                  Sonchus asper (L.) Hill var. inermis Bisch. f. gracilis A.F.Schwarz                  Sonchus asper (L.) Hill var. pungens Bisch.
Sonchus oleraceus L. * +               common sow-thistle, field sow-thistle
Family Chenopodiaceae (click for list of genera only)
Salsola collina Pall. +               katune, slender Russian thistle
Salsola tragus L. * +               prickly Russian thistle, Russian thistle, tumbleweed                  Salsola australis R.Br.                  Salsola iberica (Sennen & Pau) Botsch. ex Czerep.                  Salsola kali L. subsp. ruthenica (Iljin) Soó                  Salsola kali L. subsp. tragus (L.) Celak.                  Salsola kali L. var. tenuifolia Tausch ex Moq.                  Salsola pestifer A.Nelson                  Salsola ruthenica Iljin