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Asteraceae
Bidens

not marked as a favorite taxon Bidens frondosa Linnaeus. Common name: Devil's Beggar-ticks. Phenology: Jun-Oct. Habitat: Fields, pastures, wet meadows, swamp forests, ditches. Distribution: Nova Scotia and AK south to FL, TX, CA, and southward.

Glossary (beta!)

Origin/Endemic status: Native

Synonymy ⓘ: = Ar, C, Fl7, FNA21, G, GrPl, GW2, Il, K4, Mi, NcTx, NE, NY, Oh3, Ok, Pa, RAB, S, SE1, Tat, Tn, Va, W, WH3; > Bidens frondosa L. var. anomala Porter — F; > Bidens frondosa L. var. frondosa — F, Sherff & Alexander (1955). Basionym: Bidens frondosa L. 1753

Links to other floras: = Bidens frondosa - FNA21

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Wetland Indicator Status:

  • Atlantic and Gulf Coastal Plain: FACW
  • Eastern Mountains and Piedmont: FACW
  • Great Plains: FACW
  • Midwest: FACW
  • Northcentral & Northeast: FACW

Heliophily ⓘ: 6

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image #1 of Bidens frondosa© Alan M. Cressler | Original Image ⭷
image #2 of Bidens frondosa© Richard & Teresa Ware CC-BY-NC, permission granted to NCBG | Original Image ⭷
image #3 of Bidens frondosa© Aidan Campos source | Original Image ⭷
image #4 of Bidens frondosa© Erik Danielson source | Original Image ⭷
image #5 of Bidens frondosa© Erik Danielson source | Original Image ⭷
image #6 of Bidens frondosa© Erik Danielson source | Original Image ⭷

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Horticultural Information

NCBG trait

Intro: Erect annual of fields, pastures, wet meadows, swamp forests and ditches.

Stems: Stems branched in upper half, often purplish, mostly smooth.

Leaves: Leaves opposite, long-petiolate, 1 1/2-4 1/2 in. long, pinnately divided into 3-5 lance-shaped, sharply toothed leaflets that taper to a sharp point; softly hairy beneath.

Inforescence:

Flowers: Composite flowers (heads) usually solitary, or in 2-3 stalked clusters; heads orange-yellow, 1/2-1 in. wide, consisting of tiny, orange-yellow, 5-lobed tubular disk florets (rarely also 1-3 yellow ray florets); 2 series of bracts--the inner brownish-green, erect and oval, and the outer long, leaf-like, and hairy edged--surround the round to bell-shaped base of each head.

Fruits: Fruit a flat, dark brown achene with 2 barbed awns.

Comments:

Height: 1-4 ft.

plant sale text:

bloom table text:

description: Erect annual of fields, pastures, wet meadows, swamp forests and ditches.

stems: Stems branched in upper half, often purplish, mostly smooth.

leaves: Leaves opposite, long-petiolate, 1 1/2-4 1/2 in. long, pinnately divided into 3-5 lance-shaped, sharply toothed leaflets that taper to a sharp point; softly hairy beneath.

inflorescence:

flowers: Composite flowers (heads) usually solitary, or in 2-3 stalked clusters; heads orange-yellow, 1/2-1 in. wide, consisting of tiny, orange-yellow, 5-lobed tubular disk florets (rarely also 1-3 yellow ray florets); 2 series of bracts--the inner brownish-green, erect and oval, and the outer long, leaf-like, and hairy edged--surround the round to bell-shaped base of each head.

fruits: Fruit a flat, dark brown achene with 2 barbed awns.

comments:

cultural notes:

germination code:

native range:



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