Bidens tripartita · triskiautis lakišius

• three-lobe beggartick, three-part beggarticks, leafy-bracted beggarticks, trifid bur-marigold
• Dreiteilige Zweizahn
• triskiautis lakišius
• trejdaivu sunītis
• uczep trójlistkowy

https://en.wikipedia.org/wiki/Bidens_tripartita Native to much of Eurasia, North Africa and North America. Bidens tripartita is an annual species with rigid stems and fibrous roots. Leaves are often deeply lobed. Flower heads are discoid and lacking ray flowers. Fruits are achenes. Grows in man-made or disturbed habitats, shores of rivers or lakes, wetland margins. 5439