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Wisteria frutescens (Linnaeus) Poiret var. macrostachya Torrey & A. Gray. Mississippi Wisteria, American Wisteria, Swamp Wisteria. Phen: Apr-May; Jun-Sep. Hab: Swamp forests, wet thickets. Dist: S. IN and s. MO south to LA, eastwards to w. VA and w. NC.

Origin/Endemic status: Endemic

Taxonomy Comments: This taxon may well warrant recognition as separate from W. frutescens at specific rank.

Synonymy ⓘ: = Bradleia macrostachys (Torr. & A.Gray) Small – S13; = Kraunhia macrostachya (Torr. & A.Gray) Small – S; = Wisteria macrostachya (Torr. & A.Gray) Nutt. ex B.L.Rob. & Fernald – C, F, G, Tx, Valder (1995); < Wisteria frutescens (L.) Poir. – Ar, FNA11.1, GW2, Il, K1, K3, Mi, NY, RAB, SE3, Tn, Va, W, Isely (1998)

Links to other floras: < Wisteria frutescens - FNA11.1

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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: FACW (taxonomic split from wetland indicator species)
  • Northcentral & Northeast: FACW (taxonomic split from wetland indicator species)

Heliophily ⓘ: 6

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image of plant© Gage Barnes, some rights reserved (CC BY-NC), uploaded by Gage Barnes source CC-BY-NC, permission granted to NCBG | Original Image ⭷
image of plant© Gage Barnes, some rights reserved (CC BY-NC), uploaded by Gage Barnes source CC-BY-NC, permission granted to NCBG | Original Image ⭷
image of plant© Gage Barnes, some rights reserved (CC BY-NC), uploaded by Gage Barnes source CC-BY-NC, permission granted to NCBG | Original Image ⭷
image of plant© Gage Barnes, some rights reserved (CC BY-NC), uploaded by Gage Barnes source CC-BY-NC, permission granted to NCBG | Original Image ⭷
image of plant© Gage Barnes, some rights reserved (CC BY-NC), uploaded by Gage Barnes source CC-BY-NC, permission granted to NCBG | Original Image ⭷
image of plant© Gage Barnes, some rights reserved (CC BY-NC), uploaded by Gage Barnes source CC-BY-NC, permission granted to NCBG | Original Image ⭷
image of plant© Gage Barnes, some rights reserved (CC BY-NC), uploaded by Gage Barnes source CC-BY-NC, permission granted to NCBG | Original Image ⭷

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