''Bidens vulgata'' is a species of flowering plant in the family

Asteraceae The family Asteraceae, alternatively Compositae, consists of over 32,000 known species of flowering plants in over 1,900 genera within the order Asterales. Commonly referred to as the aster, daisy, composite, or sunflower family, Compositae w ...

known by the common names big devils beggarticks and tall beggarticks. It is native to eastern and central North America from

Nova Scotia Nova Scotia ( ; ; ) is one of the thirteen provinces and territories of Canada. It is one of the three Maritime provinces and one of the four Atlantic provinces. Nova Scotia is Latin for "New Scotland". Most of the population are native Eng ...

to northern

Georgia Georgia most commonly refers to: * Georgia (country), a country in the Caucasus region of Eurasia * Georgia (U.S. state), a state in the Southeast United States Georgia may also refer to: Places Historical states and entities * Related to the ...

and as far west as the

Rocky Mountains The Rocky Mountains, also known as the Rockies, are a major mountain range and the largest mountain system in North America. The Rocky Mountains stretch in straight-line distance from the northernmost part of western Canada, to New Mexico ...

. It is an

introduced species An introduced species, alien species, exotic species, adventive species, immigrant species, foreign species, non-indigenous species, or non-native species is a species living outside its native distributional range, but which has arrived ther ...

on the West Coast of North America as well as parts of

Europe Europe is a large peninsula conventionally considered a continent in its own right because of its great physical size and the weight of its history and traditions. Europe is also considered a subcontinent of Eurasia and it is located entirel ...

. ''Bidens vulgata'' is an annual herb producing a hairy stem which generally grows tall but often grows much taller, exceeding . The leaves are made up of several lance-shaped leaflets each up to 8 centimeters long. The

inflorescence An inflorescence is a group or cluster of flowers arranged on a Plant stem, stem that is composed of a main branch or a complicated arrangement of branches. Morphology (biology), Morphologically, it is the modified part of the shoot of sperma ...

produces several small flower heads with centers of yellow

disc floret The family Asteraceae, alternatively Compositae, consists of over 32,000 known species of flowering plants in over 1,900 genera within the order Asterales. Commonly referred to as the aster, daisy, composite, or sunflower family, Compositae w ...

s and a fringe of 3 to 5 yellow

ray florets The family Asteraceae, alternatively Compositae, consists of over 32,000 known species of flowering plants in over 1,900 genera within the order Asterales. Commonly referred to as the aster, daisy, composite, or sunflower family, Compositae w ...

a few millimeters in length. Some heads lack

. The fruit is a flattened achene with two sharp barbs at one end. The species grows primarily in wet locations such as swamps, marshes, streambanks, etc.Greene, Edward Lee 1899. Pittonia 4(21A): 72
as ''Bidens vulgatus''

References

External links

Jepson Manual Treatment

vulgata The Vulgate (; also called (Bible in common tongue), ) is a late-4th-century Latin translation of the Bible. The Vulgate is largely the work of Jerome who, in 382, had been commissioned by Pope Damasus I to revise the Gospels u ...

Flora of Canada Flora of the Eastern United States Flora of the United States Flora of the Great Lakes region (North America) Flora of the Great Plains (North America) Plants described in 1899 Taxa named by Edward Lee Greene {{Asteroideae-stub