Cirsium arvense

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Dansk: Ager-Tidsel · Deutsch: Acker-Kratzdistel, Acker-Distel · English: Creeping Thistle · Español: Cardo cundidor, Aprepunos, Burrero, Cardo, Cardo canadiense, Cardo negro · Français : Cirse des champs, Chardon des champs · Italiano: Cardo campestre, Cardo emorroidale, Scardaccione, Stoppione · Nederlands: Akkerdistel · 日本語: Ezonokitsuneazami · Polski: Ostrożeń polny · Português: Cardo-das-vinhas · Русский: Бодяк полевой · Slovenščina: njivski osat · Svenska: Åkertistel · Türkçe: Köy göçüren ·

Divisio: Magnoliophyta • Classis: Rosopsida • Subclassis: Asteridae • Ordo: Asterales • Familia: Asteraceae • Subfamilia: Carduoideae • Tribus: Cardueae • Genus: Cirsium

Species: Cirsium arvense (L.) Scop. (1772)
Synonyms: Breea arvensis, Cirsium setosum, Cirsium incanum, Cirsium arvense var. vestitum, Cirsium arvense var. mite, Cirsium arvense var. integrifolium, Cirsium arvense var. horridum, Cirsium arvense var. argenteum, Carduus arvensis, Breea incana, Serratula arvensis

[edit] Photos

Flowerhead (Featured pic)	Plant	Distelknospen, im Spätfrühling

flower head with Pieris napi	flower heads with Pieris rapae	Carduelis carduelis feeding on Cirsium arvense seeds	Carduelis carduelis feeding on Cirsium arvense seeds
Carduelis carduelis feeding on Cirsium arvense seeds	Pappus (seed down)	Plant	Flowerhead - side
Leaves	Flowerhead - top	With Inachis io seen from below	Pollination by Eristalis tenax