Bidens trichosperma (Michaux) Britton. Common name: Northern Tickseed-sunflower. Phenology: Aug-Oct. Habitat: Tidal marshes, other marshes. Distribution: QC, MN, and SD south to ne. FL, GA, LA, and NE. Reports from the deep South are mostly or entirely based on misidentifications of B. mitis.
Origin/Endemic status: Native
Synonymy ⓘ: = Fl7, FNA21, K4, Mi, NE, NY, Pa, Va, WH3; = Bidens coronata (L.) Britton — C, G, GrPl, GW2, Oh3, RAB, S, SE1, name invalid; = Bidens trichosperma (Michx.) Britton var. trichosperma — Il; > Bidens coronata (L.) Britton var. brachyodonta Fernald — F; > Bidens coronata (L.) Britton var. coronata — F, Tat, Sherff & Alexander (1955); > Bidens coronata (L.) Britton var. trichosperma (Michx.) Fernald — F, Tat; Coreopsis trichosperma Michaux. Basionym: Coreopsis trichosperma Michx. 1803
Links to other floras: = Bidens trichosperma - FNA21
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Wetland Indicator Status:
- Atlantic and Gulf Coastal Plain: OBL
- Eastern Mountains and Piedmont: OBL
- Great Plains: OBL
- Midwest: OBL
- Northcentral & Northeast: OBL
Heliophily ⓘ: 9
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© Gary P. Fleming | Original Image ⭷
© Gary P. Fleming | Original Image ⭷
© Erik Danielson source | Original Image ⭷
© Bruce A. Sorrie | Original Image ⭷Feedback
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