Taxon:  Calamagrostis porteri A. Gray subsp. insperata (Swallen) C. W. Greene



Summary
Genus:
Calamagrostis
Family:
Poaceae (alt. Gramineae)
Subfamily:
Pooideae
Tribe:
Poeae
Subtribe:
Agrostidinae
Nomen number:
444384
Place of publication:
Amer. J. Bot. 71:285.  1984
Verified:
04/07/2004 ARS Systematic Botanists.
Accessions:
0 (0  active, 0  available) in National Plant Germplasm System. 
Other conspecific taxa
Calamagrostis porteri A. Gray (0 active accession[s])
Calamagrostis porteri A. Gray subsp. porteri (0 active accession[s])
Autonyms (not in current use), synonyms and invalid designations
Basionym
Calamagrostis insperata Swallen

No images


Conservation Status

Reference(s)
  1. Center for Plant Conservation. Center for Plant Conservation National Collection of Endangered Plants (on-line resource).
  2. FNA Editorial Committee. 1993-. Flora of North America.
  3. Greene, C. W. 1984. Sexual and apomictic reproduction in Calamagrostis (Gramineae) from eastern North America. Amer. J. Bot. 71:285-293.
Common names
LanguageNameAlternate namenoteseqCitation
EnglishBartley's reed grass  1FNA Editorial Committee. 1993-. Flora of North America.
Distribution
order_codeStatusContinentSubcontinentCountryStateNoteReference
1NativeNorthern AmericaNorth-Central U.S.A.United StatesMissouris.FNA Editorial Committee. 1993-. Flora of North America.
1NativeNorthern AmericaNortheastern U.S.A.United StatesOhios.FNA Editorial Committee. 1993-. Flora of North America.
1NativeNorthern AmericaSoutheastern U.S.A.United StatesArkansass.w.FNA Editorial Committee. 1993-. Flora of North America.
1NativeNorthern AmericaSoutheastern U.S.A.United StatesKentucky FNA Editorial Committee. 1993-. Flora of North America.
Native
Northern America
  • NORTHEASTERN U.S.A.: United States [Ohio (s.)]
  • NORTH-CENTRAL U.S.A.: United States [Missouri (s.)]
  • SOUTHEASTERN U.S.A.: United States [Arkansas (s.w.), Kentucky]

Reference(s)
  1. FNA Editorial Committee. 1993-. Flora of North America.
Economic Uses
UsageTypeNoteReference
Center for Plant Conservation listed  Center for Plant Conservation. Center for Plant Conservation National Collection of Endangered Plants (on-line resource).
Cite as: USDA, Agricultural Research Service, National Plant Germplasm System. 2026. Germplasm Resources Information Network (GRIN Taxonomy). National Germplasm Resources Laboratory, Beltsville, Maryland.
URL: https://npgsweb.ars-grin.gov/gringlobal/taxon/taxonomydetail?id=444384. Accessed 17 October 2026.