Senecio triangularis

Senecio triangularis
Senecio triangularis in Mount Rainier National Park
Scientific classification
Kingdom: Plantae
(unranked): Angiosperms
(unranked): Eudicots
(unranked): Asterids
Order: Asterales
Family: Asteraceae
Subfamily: Asteroideae
Tribe: Senecioneae
Genus: Senecio
Species: S. triangularis
Binomial name
Senecio triangularis
Colla
Synonyms

Senecio gibbonsii Greene
Senecio saliens Rydberg
Source: IPNI,[1] FNA[2]

Senecio triangularis, known as arrowleaf ragwort,[3] arrowleaf groundsel and arrowleaf butterweed, is a species of the genus Senecio and family Asteraceae.

Distribution

Native
Nearctic:
Subarctic America: Northwest Territory, Yukon Territory, Alaska
Western Canada: Alberta, British Columbia
Northwestern United States: Colorado, Idaho, Montana, Oregon, Washington, Wyoming
Southwestern United States: Arizona, California, Nevada, Utah, New Mexico

Source: GRIN[4]

The green involucral bracts have black tips with hairy tufts.[5]

References

  1. ↑ International Organization for Plant Information (IOPI). "Plant Name Search Results" (HTML). International Plant Names Index. Retrieved 2008-05-27.
  2. ↑ Flora of North America. "45. Senecio triangularis Hooker". Retrieved 2008-05-27.
  3. ↑ "Senecio triangularis". Natural Resources Conservation Service PLANTS Database. USDA. Retrieved 10 November 2015.
  4. ↑ Germplasm Resources Information Network (GRIN) (2006-07-11). "Taxon: Senecio triangularis". Taxonomy for Plants. USDA, ARS, National Genetic Resources Program, National Germplasm Resources Laboratory, Beltsville, Maryland. Retrieved 2008-05-27.
  5. ↑ Pojar, Jim; Andy MacKinnon (1994). Plants of the Pacific Northwest. Lone Pine Publishing. p. 298. ISBN 1-55105-042-0.

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