Bidens tripartita is a common and widespread species of plants in the sunflower family, commonly known as Three-lobe Beggarticks, Three-part Beggarticks, Leafy-bracted Beggarticks or Trifid Bur-marigold. It is native to much of Eurasia, North Africa, and North America, with naturalized populations in Australia and on some Pacific Islands. Subspecies + varieties \n* Bidens tripartita subsp. bullatus (L.) Rouy \n* Bidens tripartita var. repens (D.Don) Sherff \n* Bidens tripartita subsp. tripartita \n* Bidens tripartita var. tripartita