Flora of the Southeastern United States

Calamagrostis inexpansa A. Gray. Common name: Northern Reedgrass. Phenology: Jun-Jul. Habitat: Wet meadows, fens. Distribution: NL (Newfoundland) and NL (Labrador) west to AK, south to NY, OH, n. WV (Preston and Randolph counties), IA, AZ, and CA; apparently disjunct in w. NC; ne. Asia.

Origin/Endemic status: Native

Synonymy ⓘ: = G, HC, Il; = Calamagrostis stricta (Timm) Koeler ssp. inexpansa (A.Gray) C.W.Greene — Can, FNA24, K4, Mi, Mo1, NE, NY; = n/a — Pa, RAB; > Calamagrostis canadensis var. arcta — NS; > Calamagrostis fernaldii Louis-Marie — F; > Calamagrostis inexpansa A.Gray var. brevior (Vasey) Stebbins — F; > Calamagrostis inexpansa A.Gray var. inexpansa — F; > Calamagrostis inexpansa A.Gray var. novae-angliae Stebbins — F; > Calamagrostis inexpansa A.Gray var. robusta (Vasey) Stebbins — F; > Calamagrostis labradorica Kearney — F; > Calamagrostis lacustris (Kearney) Nash — F; > Calamagrostis neglecta (Ehrh.) Gaertn., B.Mey., & Scherb. var. neglecta — F; < Calamagrostis stricta (Timm) Koeler — C, POWO; > Calamagrostis stricta (Timm) Koeler ssp. inexpansa (A.Gray) C.W.Greene — NS. Basionym: Calamagrostis inexpansa A.Gray 1834

Links to other floras: = Calamagrostis stricta ssp. inexpansa - FNA24

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Wetland Indicator Status:

• Eastern Mountains and Piedmont: FACW (name change)
• 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 ⓘ: 9