Petasites frigidus var. sagittatus

Taxonavigation

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Taxonavigation: Asterales 
Classification System: APG IV

Superregnum: Eukaryota
Regnum: Plantae
Cladus: Angiosperms
Cladus: Eudicots
Cladus: Core eudicots
Cladus: Asterids
Cladus: Campanulids
Ordo: Asterales

Familia: Asteraceae
Subfamilia: Asteroideae
Tribus: Senecioneae
Subtribus: Tussilagininae
Genus: Petasites
Species: Petasites frigidus
Varietas: Petasites frigidus var. sagittatus

Name

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Petasites frigidus var. sagittatus (Pursh) Chern., 1998.

Type-protologue: Canada: Hudson's Bay near Fort Albany. T.Hutchins s.n. 1781. LT: BM-000202 000202.

Synonyms

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  • Basionym
    • Tussilago sagittata Pursh, Fl. Amer. Sept. (Pursh) 2: 531. 1813.
  • Homotypic
    • Nardosmia sagittata (Pursh) Hook., Fl. Bor.-Amer. (Hooker) 1: 307. 1833.
    • Petasites sagittatus (Pursh) A.Gray, Bot. California (W.H.Brewer) 1: 407. 1876.
  • Heterotypic
    • Petasites dentatus Blank., Sci. Stud. Montana Coll. Agric., Bot. 1: 102. 1905, "dentata".

Hybrids

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Notes

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Cherniakwsky and Bayer cited the authorship as: "Banks ex Pursh" which is an error. Pursh referred to "Herb. Banks mss.", a herbarium, not a person.

References

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  • Cherniawsky, D.M. 1998, Canad. J. Bot. 76(12): 2070.
  • USDA, ARS, National Genetic Resources Program. Germplasm Resources Information Network — (GRIN) [Online Database]. National Germplasm Resources Laboratory, Beltsville, Maryland. 455501 (19 June 2008)