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Bidens comosa (A. Gray) Wiegand. Strawstem Beggar-ticks. Phen: Aug-Oct. Hab: Marshes, bogs, wet meadows, disturbed areas. Dist: NL (Newfoundland) and BC south to GA, TX, and CA.

Origin/Endemic status: Native

Taxonomy Comments: Closely related to, and sometimes included in, the Eurasian B. tripartita.

Synonymy ⓘ: = F, GrPl, Il, Mi, Tat, Va; = Bidens tripartita L. ssp. comosa (A.Gray) A.Haines – NE, NY; < Bidens comosa (A.Gray) Wiegand – C, G, S; < Bidens tripartita L. – FNA21, K1, K3, K4, Oh3, Ok, Pa, RAB, Tn

Links to other floras: < Bidens tripartita - FNA21

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Wetland Indicator Status:

  • Atlantic and Gulf Coastal Plain: FACW (taxonomic split from wetland indicator species)
  • Eastern Mountains and Piedmont: FACW (taxonomic split from wetland indicator species)
  • Great Plains: FACW (taxonomic split from wetland indicator species)
  • Midwest: OBL (taxonomic split from wetland indicator species)
  • Northcentral & Northeast: FACW (taxonomic split from wetland indicator species)

Heliophily ⓘ: 8

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image of plant© Gary P. Fleming | Original Image ⭷
image of plant© Étienne Léveillé-Bourret, some rights reserved (CC BY-NC), uploaded by Étienne Léveillé-Bourret source CC-BY-NC, permission granted to NCBG | Original Image ⭷
image of plant© Derek Ziomber, some rights reserved (CC BY-NC-SA), uploaded by Derek Ziomber source CC-BY-NC-SA, permission granted to NCBG | Original Image ⭷
image of plant© Derek Ziomber, some rights reserved (CC BY-NC-SA), uploaded by Derek Ziomber source CC-BY-NC-SA, permission granted to NCBG | Original Image ⭷
image of plant© Étienne Léveillé-Bourret, some rights reserved (CC BY-NC), uploaded by Étienne Léveillé-Bourret source CC-BY-NC, permission granted to NCBG | Original Image ⭷

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