Observasjon
Bestemmelse
Foreslåtte bestemmelser
Foreslå en annen bestemmelse
Du er uenig i den foreslåtte arten, men har ingen andre forslag
Kommentarer
Tilleggsdata
Dato opprettet
28. juli 2022
Sist vurdert
9. okt. 2023
Bratoszewice
Syn. 'Centaurea cyanus'.
It is native to Europe and the Middle East.
Possible weed!
Edible plant - young shoots and flowers raw or cooked; an edible blue dye is obtained from the flowers, used for colouring sugar and confections.
Herbal plant - the dried flowers are antipruritic, antitussive, astringent, weakly diuretic, emmenagogue, ophthalmic, very mildly purgative, and tonic; an infusion can be used in the treatment of dropsy, constipation, or as a mouthwash for ulcers and bleeding gums; the seeds are used as a mild laxative for children, a decoction of the leaves is antirheumatic.
Useful plant - a blue ink and a dye is obtained from the petals mixed with alum-water, the dye gives a nice colour to linen, but it is transient.