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Helianthus debilis Nuttall ssp. tardiflorus Heiser. Gulf Coast Beach Sunflower. Phen: Mar-Sep. Hab: Sandy beaches, dry pinelands. Dist: GA, FL, AL, and MS.

Origin/Endemic status: Endemic

Synonymy: = FNA21, K1, K3, K4; = Helianthus debilis Nutt. ssp. cucumerifolius (Torr. & A.Gray) Heiser var. tardiflorus (Heiser) Cronquist – SE1; < Helianthus cucumerifolius Torr. & A.Gray – S; < Helianthus debilis Nutt. ssp. cucumerifolius (Torr. & A.Gray) Heiser – Fl7, WH3

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Wetland Indicator Status:

  • Atlantic and Gulf Coastal Plain: FAC (taxonomic split from wetland indicator species)
  • Great Plains: FAC (taxonomic split from wetland indicator species)
  • Midwest: UPL (taxonomic split from wetland indicator species)
  • Northcentral & Northeast: UPL (taxonomic split from wetland indicator species)

Heliophily: 9

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image of plant© Sarah DeLong-Duhon, some rights reserved (CC BY), uploaded by Sarah DeLong-Duhon source CC-BY | Original Image ⭷
image of plant© Sarah DeLong-Duhon, some rights reserved (CC BY), uploaded by Sarah DeLong-Duhon source CC-BY | Original Image ⭷
image of plant© Sarah DeLong-Duhon, some rights reserved (CC BY), uploaded by Sarah DeLong-Duhon source CC-BY | Original Image ⭷
image of plant© Shelley Tender, some rights reserved (CC BY-NC), uploaded by Shelley Tender source CC-BY-NC
image of plant© Shelley Tender, some rights reserved (CC BY-NC), uploaded by Shelley Tender source CC-BY-NC

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