Taxon: Packera glabella (Poir.) C. Jeffrey

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:

OH(as Senecio glabellus)*.

ªAquatic.

*Terrestrial.

°In seed.

Link to noxious weed information from

Common names:

• butterweed   (Source: F Tex [as Senecio glabellus]) – English
  
• cress-leaf groundsel   (Source: NPB State Noxweeds [as Senecio glabellus]) – English
  
• yellowtop   (Source: F SE US [as Senecio glabellus]) – English
  

Economic importance:

• Vertebrate poisons: mammals   (fide Kingsbury, as Senecio glabellus)
  
• Weed   (fide Glea Cron ed2, as Senecio glabellus)
  

More:

View toxicology references for Packera glabella from FDA Poisonous Plant Database

View ethnobotanical data from Moerman's Native American Ethnobotany Database

Distributional range:

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

• NORTHERN AMERICA (Check conservation status in U.S. & Canada in NatureServe Explorer database)
  Northeastern U.S.A.: United States - Indiana
  North-Central U.S.A.: United States - Illinois, Kansas, Missouri, Nebraska, Oklahoma
  Southeastern U.S.A.: United States - Alabama, Arkansas, Florida, Georgia, Kentucky, Louisiana, Mississippi, North Carolina, South Carolina
  South-Central U.S.A.: United States - Texas

References:

• Correll, D. S. & M. C. Johnston. 1970. Manual of the vascular plants of Texas. (F Tex) [= Senecio glabellus].
• FNA Editorial Committee. 1993–. Flora of North America. (F NAmer)
• National Plant Board. 2008–. National Plant Board federal and state quarantine summaries. (NPB State Noxweeds) [= Senecio glabellus\; re. common names for noxious weeds of Ohio].
• Radford, A. E. et al., eds. 1980–. Vascular flora of the southeastern United States. (F SE US) [= Senecio glabellus].

More:

Search AGRICOLA article citation database for citations referencing Packera glabella.

Search NCBI's Entrez search engine for PubMed citations referencing Packera glabella. Note: Defaults to a search by genus or species epithet if species binomial not found.

Synonyms:

• (≡) Senecio glabellus Poir. (basionym)
  

Check other databases for Packera glabella (Poir.) C. Jeffrey:

• Flora of North America: Collaborative Floristic Effort of North American Botanists
• PLANTS: USDA-NRCS Database of Plants of the United States and its Territories
• 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.
  Note: Defaults to a search by genus or species epithet if species binomial not found.

Check other databases for images:

• PlantSystematics.org
• 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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| USDA | ARS | GRIN | NPGS | New Search |

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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?452816 (09 February 2010)

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