Bidens connata

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Bidens connata
Bidens connata2 eF.jpg
Scientific classification edit
Kingdom: Plantae
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae
Genus: Bidens
B. connata
Binomial name
Bidens connata
Muhl. ex Willd.
  • Bidens decipiens Warnst.
  • Bidens petiolata Nutt.
  • Bidens sandbergii Rydb.

Bidens connata , the purplestem beggarticks[2] or London bur-marigold,[3] is a species of flowering plant in the daisy family. It is widespread across much of Eurasia, North Africa, and North America, and naturalized in Australia and on certain Pacific Islands.[4][5][6]

Bidens connata is an annual herb up to 200 cm (80 inches) tall. It produces as many as 3 yellow flower heads containing both disc florets and ray florets. The species grows in marshes and other wet sites.[4]


  1. ^ The Plant List, Bidens connata Muhl. ex Willd.
  2. ^ "Bidens connata". Natural Resources Conservation Service PLANTS Database. USDA. Retrieved 28 May 2015.
  3. ^ "BSBI List 2007". Botanical Society of Britain and Ireland. Archived from the original (xls) on 2015-01-25. Retrieved 2014-10-17.
  4. ^ a b Flora of North America, Bidens connata Muhlenberg ex Willdenow, Sp. Pl. 3: 1718. 1803
  5. ^ Altervista Flora Italiana, Forbicina connata, Bidens connata Muhl. ex Willd.
  6. ^ Atlas of Living Australia

External links[edit]