Petasites frigidus

Familia: Asteraceae
Subfamilia: Asteroideae
Tribus: Senecioneae
Subtribus: Tussilagininae
Genus: Petasites
Species:
Varietates: P. f. var. frigidus – P. f. var. palmatus – P. f. var. sagittatus – P. f. var. vitifolius

Petasites frigidus (L.) Fr., 1845.

Typus: Habitat in Alpium Lapponiae, Helvetiae, Sibiriae convallibus. Herb. Linn. No. 995.17. LT: LINN., vide Toman, 1972.

• Basionym
  • Tussilago frigida L., Sp. Pl. 2: 865. 1753.
• Homotypic
  • Nardosmia angulosa Cass., Dict. Sci. Nat. (Cuvier) 34: 188. 1825, nom. illeg.
  • Nardosmia frigida (L.) Hook., Fl. Bor.-Amer. 1(6): 307. 1833.
  • Petasites frigidus var. genuinus Cronquist in Rhodora 48: 123 (1946), not validly publ.

• Fries, E.M. 1845. Summa Vegetabilium Scandinaviae 1: 182.

• Chern. & R.J.Bayer 1998. Systematics of North American Petasites (Asteraceae: Senecioneae). III. A taxonomic revision. Can. J. Bot. 76(12): 2061–2075.
• Toman, J. 1972. Folia Geobot. Phytotax. 7: 389.

• Hassler, M. 2023. Petasites frigidus. World Plants: Synonymic Checklists of the Vascular Plants of the World In: Roskovh, Y., Abucay, L., Orrell, T., Nicolson, D., Bailly, N., Kirk, P., Bourgoin, T., DeWalt, R.E., Decock, W., De Wever, A., Nieukerken, E. van, Zarucchi, J. & Penev, L., eds. 2023. Species 2000 & ITIS Catalogue of Life. Published online. Accessed: 2023 July. 18. Reference page. 
• International Plant Names Index. 2023. Petasites frigidus. Published online. Accessed: July. 18 2023. Reference page.
• Govaerts, R. et al. 2023. Petasites frigidus in Kew Science Plants of the World Online. The Board of Trustees of the Royal Botanic Gardens, Kew. Published online. Accessed: 2023 July. 8. Reference page. 
• Tropicos.org 2023. Petasites frigidus. Missouri Botanical Garden. Published online. Accessed: 18 July. 2023. Reference page.
• The Euro+Med Plantbase (2006-). Botanic Garden and Botanical Museum Berlin-Dahlem. 2009 Aug 30 [1].

• Hassler, M. 2018. Petasites frigidus. World Plants: Synonymic Checklists of the Vascular Plants of the World In: Roskovh, Y., Abucay, L., Orrell, T., Nicolson, D., Bailly, N., Kirk, P., Bourgoin, T., DeWalt, R.E., Decock, W., De Wever, A., Nieukerken, E. van, Zarucchi, J. & Penev, L., eds. 2018. Species 2000 & ITIS Catalogue of Life. Published online. Accessed: 2018 Apr. 13. Reference page. 
• International Plant Names Index. 2018. Petasites frigidus. Published online. Accessed: Apr. 13 2018. Reference page.
• Govaerts, R. et al. 2018. Petasites frigidus in Kew Science Plants of the World Online. The Board of Trustees of the Royal Botanic Gardens, Kew. Published online. Accessed: 2018 Apr. 13. Reference page. 
• Tropicos.org 2018. Petasites frigidus. Missouri Botanical Garden. Published online. Accessed: 13 Apr. 2018. Reference page.
• USDA, ARS, Germplasm Resources Information Network. Petasites frigidus in the Germplasm Resources Information Network (GRIN), U.S. Department of Agriculture Agricultural Research Service. Accessed: 07-Oct-06.

For more multimedia, look at Petasites frigidus on Wikimedia Commons.