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Taxon: Crataegus macracantha Lodd. ex Loudon var. macracantha

 
Genus: Crataegus
Family: Rosaceae
Subfamily: Amygdaloideae
Tribe: Maleae
Subtribe: Malinae
Nomen number: 414975
Place of publication:
Link to protologue:
Name Verified on: 04-Oct-1999 by ARS Systematic Botanists.
Accessions: 0 (0 active, 0 available) in National Plant Germplasm System

Distributional Range:

    Native

    Northern America
    • EASTERN CANADA: Canada [Québec, Nova Scotia, Ontario, Prince Edward Island, New Brunswick]
    • NORTHEASTERN U.S.A.: United States [Connecticut, Maine, Massachusetts, Michigan, New Hampshire, New York, Rhode Island, Vermont]
    • NORTH-CENTRAL U.S.A.: United States [Minnesota, Wisconsin]


References:

  1. Ownbey, G. B. & T. Morley. 1991. Vascular plants of Minnesota: a checklist and atlas
  2. Phipps, J. B & M. Muniyamma. 1980. A taxonomic revision of Crataegus (Rosaceae) in Ontario. Canad. J. Bot. 58:1679.

Check other web resources for Crataegus macracantha Lodd. ex Loudon var. macracantha :

  • PLANTS: USDA-NRCS Database of Plants of the United States and its Territories
  • TROPICOS: Nomenclatural and Specimen Database of the Missouri Botanical Garden
  • ICRA: International Cultivar Registration Authority (on-line resource). for Crataegus macracantha var. macracantha cultivars
  • ePIC: Electronic Plant Information Centre of Royal Botanic Gardens, Kew
  • AGRICOLA: Article Citation Database or NAL Catalog of USDA's National Agricultural Library
  • Entrez: NCBI's search engine for PubMed citations, GenBank sequences, etc.
  • PubAg: USDA's National Agricultural Library database of full-text journal articles and citations on the agricultural sciences.

Cite as: USDA, Agricultural Research Service, National Plant Germplasm System. 2019. Germplasm Resources Information Network (GRIN-Taxonomy).
National Germplasm Resources Laboratory, Beltsville, Maryland. URL: https://npgsweb.ars-grin.gov/gringlobal/taxonomydetail.aspx?414975. Accessed 18 November 2019.