|Scientific name:||Carduus crispus L.|
|German name:||Krause Distel|
|English name:||Curly plumeless thistle, Welted thistle|
|Family:||Asteraceae, Sunflower family, Korgblommiga växter|
|Stems:||Height 50–180 cm, erect, continuously spiny-winged up to or nearly up to capitula|
|Leaves:||Basal, cauline leaves, blade margins, dentate, spiny, subglabrous on lowerside; heads in groups of 3–5|
|Flowers:||Dense terminal head of numerous tubular, bisexual disc-florets grouped together on a common receptacle|
|Flowering Period:||June, July, August, September|
|Fruits:||Cypsela, yellowish-brown, slightly flattened, smooth, crowned by a pappus of straight long hairs|
|Habitat:||Throughout the country, cultivated land, roadsides, pastures and fields.|
Derivation of the botanical name:
Carduus, thistle, the classical name.
crispus, curled; curly haired.
It is a favorite foodplant of caterpillars of the Painted Lady, Vanessa cardui [(Linnaeus, 1758) Synonym: Papilio cardui (Linnaeus, 1758)], which derives its specific name from their preference for thistles.