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Taxon: Ambrosia grayi (A. Nelson) Shinners

Genus: Ambrosia
Family: Asteraceae (alt. Compositae).
Nomen number: 103823
Place of publication: Field & Lab. 17:174. 1949
Name verified on: 29-Oct-2007 by ARS Systematic Botanists. Last updated: 09-May-2011
No species priority site assigned.

NO ACCESSIONS IN NPGS UNDER THIS NAME.

SPECIES RESTRICTED AS A STATE NOXIOUS WEED
A declared aquatic or terrestrial noxious weed and/or noxious-weed seed in these U.S. states (see state noxious weed lists), with links to state information or web documents:
CO°, KS*°, KS(as Franseria tomentosa)*°.
ªAquatic. *Terrestrial. °In seed.
noxious weed information from Invaders Database System for northwestern U.S.

Common names:

  • bur ragweed   (Source: F GPlains ) – English
  • woolly-leaf bur-sage   (Source: AH 505 ) – English

Economic importance:

More:

Distributional range:

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

References:

  • Correll, D. S. & M. C. Johnston. 1970. Manual of the vascular plants of Texas.
  • FNA Editorial Committee. 1993–. Flora of North America.
  • Groth, D. 2005. pers. comm. [re. Brazilian common names].
  • Harrington, H. 1954. Manual of the plants of Colorado. [= Franseria discolor Nutt.].
  • McGregor, R. L. et al. (The Great Plains Flora Association). 1986. Flora of the Great Plains.
  • McGregor, R. L. et al. 1976. Checklist of Kansas vascular plants.
  • Payne, W. W. 1964. A re-evaluation of the genus Ambrosia (Compositae). J. Arnold Arbor. 45:424.
  • Seed Regulatory and Testing Division, Agricultural Marketing Service, U.S.D.A. State noxious-weed seed requirements recognized in the administration of the Federal Seed Act (updated annually).
  • Terrell, E. E. et al. 1986. Agric. Handb. no. 505.
More:

Synonyms:


Check other web resources for Ambrosia grayi (A. Nelson) Shinners:


Images:

  • Fruits: U.S. National Seed Herbarium image
  • Fruits: Seed ID Workshop image, from Department of Horticulture and Crop Science, Ohio State University
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

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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?103823 (22 September 2014)

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