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Eleocharis compressa Sullivant var. compressa . Flattened Spikerush. Phen: May-Jun. Hab: Limestone or mafic glades and barrens, riverside scours. Dist: QC, MN, SD, and CO south to VA, nc. NC, nw. GA, AL, MS, AR, and KS. See Ungberg (2022) for discussion of its occurrence in NC.

Origin/Endemic status: Native

Taxonomy Comments: See Brown & Marcus (1998).

Synonymy ⓘ: = Ar, F, FNA23, Mi, NE, NY, Pa, Va; = Eleocharis compressa Sull. – NcTx, Tx; = n/a – RAB; < Eleocharis compressa Sull. – C, G, GrPl, GW1, Il, K1, K3, Mo1, WV

Links to other floras: = Eleocharis compressa var. compressa - FNA23

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Wetland Indicator Status:

  • Atlantic and Gulf Coastal Plain: FACW (taxonomic split from wetland indicator species)
  • Eastern Mountains and Piedmont: OBL (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 ⓘ: 8

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