marsh thistle
European swamp thistle
cirsium palustre latin

Cirsium palustre, the marsh thistle or European swamp thistle, is a herbaceous biennial (or often perennial) species of the genus Cirsium.

The marsh thistle, Cirsium palustre, is found here at the eastern limit of its geographic range.

Some other common species are: Cirsium lanceolatum, Cirsium palustre, Cirsium oleraceum.

Among the herbaceous flora that occur in the Faroe Islands is the cosmopolitan Marsh Thistle, Cirsium palustre.

The larvae of C. albipila feed inside the base of the stems of Marsh Thistles (Cirsium palustre')

The adults feed on nectar and pollen (mainly on Valeriana officinalis, Geranium sylvaticum, Centaurea jacea, Cirsium palustre, Epilobium angustifolium, etc), with preference for blue flowers.