Petasites frigidus var. ×vitifolius (Greene) Cherniawsky (Q2927)

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Petasites frigidus var. ×vitifolius is a taxon with the rank variety within the species Petasites frigidus
Language Label Description Also known as
English
Petasites frigidus var. ×vitifolius (Greene) Cherniawsky
Petasites frigidus var. ×vitifolius is a taxon with the rank variety within the species Petasites frigidus

    Statements

    taxon/id/Petasites frigidus var. ×vitifolius (Greene) Cherniawsky
    0 references
    Petasites frigidus var. ×vitifolius (Greene) Cherniawsky
    Petasites frigidus var. ×vitifolius
    (Greene) Cherniawsky
    FNA Editorial Committee. 2006. Flora of North America north of Mexico. Volume 20: Magnoliophyta: Asteridae, part 7: Asteraceae, part 2. Oxford University Press, New York.
    accepted
    Petasites frigidus var. ×vitifolius
    pétasite à feuilles de vigne (French)
    vine-leaved sweet coltsfoot (English)
    grape-leaved sweet coltsfoot (English)
    vine-leaved petasites (English)
    Pétasite à feuilles de vigne (English)
    1 reference
    FNA Editorial Committee. 2006. Flora of North America north of Mexico. Volume 20: Magnoliophyta: Asteridae, part 7: Asteraceae, part 2. Oxford University Press, New York. http://www.efloras.org/volume_page.aspx?volume_id=1020&flora_id=1
    1 reference
    Moss, E.H. 1983. Flora of Alberta. 2nd edition, revised by J.G. Packer. University of Toronto Press, Toronto. 687 pp.
    1 reference
    Harms, V.L. 2006. Annotated catalogue of Saskatchewan vascular plants. http://www.biodiversity.sk.ca/Docs/AnnotatedCatalogueSKVascPlants2006.pdf
    1 reference
    Newmaster, S.G., A. Lehela, M.J. Oldham, P.W.C. Uhlig & S. McMurray. 1998. Ontario Plant List. Ontario Forest Research Institute, Sault Ste. Marie, Ontario. Forest Information Paper No. 123. 550 pp.
    1 reference
    Marie-Victorin, Fr. 1995. Flore laurentienne. 3e éd. Mise à jour et annotée par L. Brouillet, S.G. Hay, I. Goulet, M. Blondeau, J. Cayouette et J. Labrecque. Gaétan Morin éditeur. 1093 pp.
    Labrador, CA
    1 reference
    Meades, S., S.G. Hay & L. Brouillet. 2000. Annotated Checklist of the Vascular Plants of Newfoundland and Labrador. Published in association with A Digital Flora of Newfoundland and Labrador Vascular Plants. http://www.digitalnaturalhistory.com/meades.htm (consulted 2009-09-02) http://www.digitalnaturalhistory.com/meades.htm
    1 reference
    FNA Editorial Committee. 2006. Flora of North America north of Mexico. Volume 20: Magnoliophyta: Asteridae, part 7: Asteraceae, part 2. Oxford University Press, New York. http://www.efloras.org/volume_page.aspx?volume_id=1020&flora_id=1
    1 reference
    Porsild, A.E. & W.J. Cody. 1980. Vascular Plants of the Continental Northwest Territories, Canada. National Museum of Natural Sciences, Ottawa, Ont. 667 pp.
    1 reference
    Porsild, A.E. & W.J. Cody. 1980. Vascular Plants of the Continental Northwest Territories, Canada. National Museum of Natural Sciences, Ottawa, Ont. 667 pp.
    Flowering early spring.
    wet marshy sites
    moist woodlands
    Basal leaves: blades palmately to palmati-pinnately nerved, deltate or broadly cordate to reniform, 2–43 × 3.5–47 cm (bases sometimes convex-curved), irregularly palmately to palmati-pinnately lobed (primary lobes 4–14, triangular, sinuses usually less than halfway to bases, lobes subentire to sinuate-dentate, secondary lobes 0–11, entire or dentate, teeth to 44 per side), abaxial and adaxial faces glabrous or woolly to tomentose, sometimes glabrescent.
    Staminate heads 3–32;
    ray-florets 2–27, corolla laminae 2.1–7.8 mm;
    disc-floret style-branches 0.4–1.4 mm, papillate or hairy.
    Pistillate heads 9–34;
    ray-florets 48–89, corolla laminae 0.8–2.5 mm;
    disc-florets: corolla lobes 0.8–2 mm, style-branches 0.3–1.2 mm, papillate or hairy.
    Pappi (pistillate) to 15 mm. 2n = 60.