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Carex aestivaliformis Mackenzie. Section: [26ff] Section 23b Hymenochlaenae. Hab: High-elevation wet meadows, sphagnous beaver wetlands (TN, VA), upland submesic forests (GA, TN). Dist: The distribution is unclear, because of variable treatment in the past.

Origin/Endemic status: Native

Taxonomy Comments: Considered by some to be a hybrid (of C. aestivalis × gracillima), but with little known documentation or evidence for or against its alleged hybrid status; further study is needed.

Synonymy: = C, G, K4, Tn, Va, Mackenzie (1931-1935); = Carex ×aestivaliformis – F, FNA23, K1, K3; = Carex aestivalis × gracillima – NY; = n/a – Pa, Tat

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Wetland Indicator Status:

  • Atlantic and Gulf Coastal Plain: FAC (name change)
  • Eastern Mountains and Piedmont: FAC (name change)
  • Midwest: FAC (name change)
  • Northcentral & Northeast: FAC (name change)

Heliophily ?: 7

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