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{{SPlantbox
|genus=Bidens
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Bidens (Latin, two-teeth, in reference to the awns). Compositae. Bur-marigold. Stick-tights. Tick-seed. Annual, or rarely perennial, herbs, mostly American, related to Coreopsis, Dahlia, and Cosmos.
Leaves opposite, serrate or incised, often pinnately or ternately divided: heads radiate or discoid; rays yellow or white; disk yellow; involucre double, the outer set of bracts green and more or less foliaceous, the inner of quite different texture and shape, more appressed, thinner, more scarious and striate: achenes flat or angled; pappus of 2-4 stiff bristles or awns, usually retrosely barbed.—Plants grown as garden annuals. B. frondosa, a common weed, is the well-known bootjack bur, or stick-tight.
B. dahlioides, Wats. A perennial with dahlia-like tubers. Mex. G.C. III. 48:226. H.H. 1910, p. 475. K. M. Wiegand and N. Taylor.
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Subclassis: '''[[:Category:Asteridae|Asteridae]]''' - Ordo: '''[[:Category:Asterales|Asterales]]''' - Familia: '''[[:Category:Asteraceae|Asteraceae]]''' - Subfamilia: '''[[:Category:Asteroideae|Asteroideae]]''' - Tribus: '''Coreopsideae'''
Subclassis: '''[[:Category:Asteridae|Asteridae]]''' - Ordo: '''[[:Category:Asterales|Asterales]]''' - Familia: '''[[:Category:Asteraceae|Asteraceae]]''' - Subfamilia: '''[[:Category:Asteroideae|Asteroideae]]''' - Tribus: '''Coreopsideae'''
