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Taxon: Helenium flexuosum Raf.

 
Genus: Helenium
Family: Asteraceae (alt.Compositae)
Subfamily: Asteroideae
Tribe: Helenieae
Nomen number: 316706
Place of publication: New Fl. 4:81. 1838
Link to protologue:
Comment: place of publication verified from original literature
Name Verified on: 13-Mar-2012 by ARS Systematic Botanists.
Accessions: 3 (3 active, 1 available) in National Plant Germplasm System (Map)

Autonyms (not in current use) and synonyms:

(≡ homotypic synonym, = heterotypic synonym, - autonym)

Common names:

  • purplehead sneezeweed  (Source: F NAmer) - English
  • naked-flowered sneezeweed  (Source: ICAW) - English (Canada)
  • hélénie nudiflore  (Source: F NAmer) - French
  • hélénie nudiflore  (Source: ICAW) - French (Canada)
  • Purpur-Sonnenbraut  (Source: Zander Ency) - German

Economic Importance:

  • Vertebrate poisons: mammals
  • Weed: potential seed contaminant (as Helenium nudiflorum) potential seed contaminant (as Helenium nudiflorum)

Distributional Range:

    Native

    Northern America
    • EASTERN CANADA: Canada [Québec, Nova Scotia, Ontario]
    • NORTHEASTERN U.S.A.: United States [Connecticut, Indiana, Maine (w.), Massachusetts, Michigan (s.), New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, Vermont, West Virginia]
    • NORTH-CENTRAL U.S.A.: United States [Illinois, Missouri, Oklahoma (e.), Wisconsin]
    • SOUTHEASTERN U.S.A.: United States [Alabama, Arkansas, Florida, Georgia, Kentucky, Louisiana, Maryland, Mississippi, North Carolina, South Carolina, Tennessee, Virginia]
    • SOUTH-CENTRAL U.S.A.: United States [Texas]


References:

  1. Correll, D. S. & M. C. Johnston. 1970. Manual of the vascular plants of Texas
  2. Darbyshire, S. J. 2003. Inventory of Canadian Agricultural Weeds Agriculture and Agri-Food Canada. 257.
  3. Erhardt, W. et al. 2008. Der große Zander: Enzyklopädie der Pflanzennamen
  4. FNA Editorial Committee. 1993-. Flora of North America.
  5. Kingsbury, J. M. 1964. Poisonous plants of the United States and Canada.
  6. Magee, D. W. & H. E. Ahles. 1999. Flora of the Northeast. A manual of the vascular flora of New England and adjacent New York.
  7. Munro, D. B. Canadian poisonous plants information system (on-line resource).
  8. Ohio Flora Committee (E. L. Braun, T. S. Cooperrider, T. R. Fisher, J. J. Furlow). 1967-. The vascular flora of Ohio.
  9. Radford, A. E. et al., eds. 1980-. Vascular flora of the southeastern United States.
  10. Rock, H. F. L. 1957. A revision of the vernal species of Helenium (Compositae). Rhodora 59:210.
  11. Scoggan, H. J. 1978-1979. The flora of Canada, 4 vol.
  12. Wofford, B. E. Database of Tennessee vascular plants (on-line resource). URL: https://herbarium.utk.edu/vascular/vascular-database.php?CategoryID=Dicots&FamilyID=Asteraceae&GenusID=Helenium&SpeciesID=flexuosum target='_blank'

Check other web resources for Helenium flexuosum Raf. :

  • Flora of North America: Collaborative Floristic Effort of North American Botanists
  • 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
  • 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?id=316706. Accessed 8 December 2019.