Fr: chardon des champs, circe des champs
Provincial Status: LiNi
Range: Eurasia; intr. thr. Nfld., seLab.
[=Serratula arvensis L. (basionym)]
[=Breea arvensis (L.) Less.]
[=Breea setosa (Willd.) Kitam.]
[=Carduus arvensis (L.) Robson]
[=Carduus serratuloides Neck.]
[=Cephalonoplos arvensis (L.) Fourr.]
[=Cephalanoplos setosus (Willd.) Kitam.]
[=Cirsium arvense (L.) Scop. forma albiflorum (E.L.Rand & Redfield) R.Hoffm.]
[=Cirsium arvense (L.) Scop. var. argenteum (Peyer ex 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. setosum (Willd.) Hohen.]
[=Cirsium horridum (Wimm. & Graebn.) Stankov 1949, nom. illeg. hom., non (M.Bieb.) Fisch. 1812]
[=Cirsium laevigatum Tausch]
[=Cirsium macrostylon (Moretti) Rchb.]
[=Cirsium setosum (Willd.) Besser]
[=Cnicus arvensis (L.) Roth]
[=Cnicus arvensis (L.) Roth forma albiflorum E.L.Rand & Redfield]
[=Cnicus arvensis (L.) Roth var. setosus (Willd.) Maxim.]
[=Cnicus macrostylus Moretti]
[=Cnicus setosus (Willd.) Besser]
[=Serratula setosa Willd.]
[The first Labrador record of Cirsium arvense was reported in 2004 by C. Hanel from near Point Amour (C. Hanel 2005). The common name, Canada thistle, is a misnomer, since this thistle is not native to Canada; it is considered to be a noxious weed in North america.]