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Botrychium angustisegmentum (Pease & A.H. Moore) Fernald. Common name: Lanceleaf Moonwort, Narrow Triangle Moonwort. Phenology: Jul-Aug. Habitat: Forests and grassy balds. Distribution: B. angustisegmentum ranges from NL (Newfoundland) and ON south to VA, WV, NC, OH, MI, and MN, and in the Rocky Mountains of Canada and MT

Origin/Endemic status: Native

Other Comments: B. lanceolatum, into which B. angustisegmentum has sometimes been lumped or treated as only infraspecifically distinct, is widespread in w. North America. The two taxa are genetically distinct (Farrar & Wendel 1996) and are here accorded species rank.

Synonymy ⓘ: = K4, NE, NY, POWO, Williams, Farrar, & Henson (2016); = Botrychium lanceolatum (S.G.Gmel.) Ångstr. ssp. angustisegmentum (Pease & A.H.Moore) R.T.Clausen — Can, FNA2, Pa; = Botrychium lanceolatum (S.G.Gmel.) Angström var. angustisegmentum Pease & A.H.Moore — C, F, G, NS, Va, W, WV; = n/a — RAB; < Botrychium lanceolatum (S.G.Gmel.) Ångstr. — Lin et al (2013). Basionym: Botrychium lanceolatum (S.G.Gmel.) Angström var. angustisegmentum Pease & A.H.Moore 1906

Links to other floras: = Botrychium lanceolatum ssp. angustisegmentum - FNA2

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Wetland Indicator Status:

  • Atlantic and Gulf Coastal Plain: FAC (name change)
  • 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 ⓘ: 5

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image of plant© Gary P. Fleming | Original Image ⭷
image of plant© Gary P. Fleming | Original Image ⭷
image of plant© Gary P. Fleming | Original Image ⭷
image of plant© Erik Danielson source | Original Image ⭷

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Horticultural Information

No horticultural data found for this taxon.