arctium minus, commonly known as lesser burdock, little burdock, louse-bur, common burdock, button-bur, cuckoo-button, or wild rhu

arctium asia autumn background banks biennial branched brown bur burdock burr burrs button buttonbur catchy closeup common commonly cuckoo cuckoobutton dispersal dry europe fall flora flower garden green head herb hertfordshire hook known leaf lesser little lousebur macro medicinal minus native natural nature plant prickly purple rhizome rhu rhubarb ripe river sawbridgeworth season seed spreading spring sticky stort summer white wild