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Agricultural Research Service, Beltsville Area
Germplasm Resources Information Network (GRIN)
  GRIN Taxonomy for Plants
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Taxon: Trifolium macraei Hook. & Arn.

Genus: Trifolium subgenus: Trifolium section: Involucrarium
Family: Fabaceae (alt. Leguminosae) subfamily: Faboideae tribe: Trifolieae. Also placed in: Papilionaceae
Nomen number: 40273
Place of publication: Bot. Misc. 3:179. 1833
Name verified on: 26-Mar-2007 by ARS Systematic Botanists. Last updated: 25-Jun-2012
Species priority site is: Plant Genetic Resources Conservation Unit, Griffin, GA (S9).
Accessions: 2 in National Plant Germplasm System.
  • all available ) NPGS accessions. or .
  • all available ) NPGS accessions by country.
  • Check PlantSearch database of Botanic Gardens Conservation International for possible non-NPGS germplasm.


Common names:

  • double-head clover   (Source: Clovers ) – English
  • Macrae's clover   (Source: F Oregon ) – English

Economic importance:


Distributional range:

      Native: (links to other web resources are provided for some distributions)

References:

  • Abrams, L. 1944. Illustrated flora of the Pacific states.
  • Gillett, J. M. & N. L. Taylor (M. Collins ed.). 2001. The world of clovers. 222.
  • Hitchcock, C. L. et al. 1955–1969. Vascular plants of the Pacific Northwest.
  • Peck, M. 1941. A manual of the higher plants of Oregon.
  • Zohary, M. & D. Heller. 1984. The genus Trifolium. 263.
More:

Check other web resources for Trifolium macraei Hook. & Arn.:


Images:

  • Seed: U.S. National Seed Herbarium image
More:
  • Check PlantSystematics.org for additional images
  • Google Images Images Note: Be advised that their identity may be inaccurate. Proper identification of a plant may require specialized taxonomic knowledge or comparison with properly documented herbarium material.

Abbreviations & symbols in GRIN Taxonomy
| USDA | ARS | GRIN | NPGS | New Search |
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?40273 (24 May 2013)

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