Crataegus oxyacantha var. praecox information from NPGS/GRIN

United States Department of Agriculture
Agricultural Research Service, Beltsville Area
Germplasm Resources Information Network (GRIN)



	GRIN Taxonomy for Plants

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Taxon: Crataegus oxyacantha L. var. praecox hort. ex Loudon

Synonym of Crataegus monogyna Jacq.

Genus: Crataegus
Family: Rosaceae
Nomen number: 12130
Place of publication: Arbor. frutic. brit. 2:833. 1838
Comment: = C. monogyna ‘Biflora’
Name verified on: 26-May-1988 by ARS Systematic Botanists. Last updated: 20-Aug-2003
No species priority site assigned.

NO ACCESSIONS IN NPGS UNDER THIS NAME. (previously associated with 2 accessions)

References:

Krüssmann, G. 1984. Manual of cultivated broad-leaved trees and shrubs (English translation of Handbuch der Laubgehölze. 1976). [lists a C. monogyna praecox Bean, = C. monogyna ‘Biflora’].
Liberty Hyde Bailey Hortorium. 1976. Hortus third. [lists a C. monogyna ‘Biflora’].
Rehder, A. 1949. Bibliography of cultivated trees and shrubs. [= C. monogyna f. biflora (Weston) Rehder].

Check other web resources for Crataegus oxyacantha L. var. praecox hort. ex Loudon:

PLANTS: USDA-NRCS Database of Plants of the United States and its Territories
BONAP: North American Plant Atlas of the Biota of North America Program
TROPICOS: Nomenclatural and Specimen Database of the Missouri Botanical Garden

Abbreviations & symbols in GRIN Taxonomy

Cite as:
USDA, ARS, National Genetic Resources Program.
Germplasm Resources Information Network - (GRIN) [Online Database].
National Germplasm Resources Laboratory, Beltsville, Maryland.
URL: http://www.ars-grin.gov/cgi-bin/npgs/html/taxon.pl?12130 (22 May 2013)

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