Carex atratiformis

Classification System: APG IV

Superregnum: Eukaryota
Regnum: Plantae
Cladus: Angiosperms
Cladus: Monocots
Cladus: Commelinids
Ordo: Poales

Familia: Cyperaceae
Subfamilia: Cyperoideae
Tribus: Cariceae
Genus: Carex
Species: Carex atratiformis
Name

Carex atratiformis Britton, Bull. Torrey Bot. Club 22: 222 (1895).
Synonyms

Basionym
Carex ovata Rudge, Trans. Linn. Soc. London 7: 96 (1804), nom. illeg.
Homotypic
Carex atrata subsp. atratiformis (Britton) Kük. in H.G.A.Engler (ed.), Pflanzenr., IV, 20(38): 399 (1909).
Heterotypic
Carex raymondii Calder, Rhodora 54: 246 (1952).
Carex atratiformis subsp. raymondii (Calder) A.E.Porsild, Bull. Natl. Mus. Canada 216: 17 (1966).

Distribution
Native distribution areas:

Continental: Northern America
Alaska, Alberta, British Columbia, Labrador, Maine, Manitoba, Michigan, New Brunswick, New Hampshire, New York, Newfoundland, Northwest Territorie, Nova Scotia, Nunavut, Ontario, Qubec, Saskatchewan, Vermont, Yukon

References: Brummitt, R.K. 2001. TDWG – World Geographical Scheme for Recording Plant Distributions, 2nd Edition
References
Primary references

Britton, N.L. 1895. Bulletin of the Torrey Botanical Club. New York 22: 222.

Links

Govaerts, R. et al. 2019. Carex atratiformis in World Checklist of Selected Plant Families. The Board of Trustees of the Royal Botanic Gardens, Kew. Published online. Accessed: 2019 Dec 14. Reference page.
International Plant Names Index. 2019. Carex atratiformis. Published online. Accessed: Dec 14 2019.
Tropicos.org 2019. Carex atratiformis. Missouri Botanical Garden. Published online. Accessed: 14 Dec 2019.
USDA, ARS, Germplasm Resources Information Network. Carex atratiformis in the Germplasm Resources Information Network (GRIN), U.S. Department of Agriculture Agricultural Research Service. Accessed: 13 Aug 2006.

Vernacular names
English: scrabrous black sedge