Taraxacum ceratophorum (Ledebour) de Candolle in A. P. de Candolle and A. L. P. P. de Candolle (Q3180)

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Taraxacum ceratophorum is a taxon with the rank species within the genus Taraxacum
Language Label Description Also known as
English
Taraxacum ceratophorum (Ledebour) de Candolle in A. P. de Candolle and A. L. P. P. de Candolle
Taraxacum ceratophorum is a taxon with the rank species within the genus Taraxacum

    Statements

    taxon/id/Taraxacum ceratophorum (Ledebour) de Candolle
    0 references
    Taraxacum ceratophorum (Ledebour) de Candolle
    Taraxacum ceratophorum
    (Ledebour) de Candolle
    FNA Editorial Committee. 2006. Flora of North America north of Mexico. Volume 19: Magnoliophyta: Asteridae, part 6: Asteraceae, part 1. Oxford University Press, New York.
    accepted
    Taraxacum ceratophorum
    pissenlit tuberculé (French)
    pissenlit corniculé (French)
    horned dandelion (English)
    horn-bearing dandelion (English)
    northern dandelion (English)
    rough dandelion (English)
    Horned dandelion (English)
    pissenlit tuberculé (English)
    1 reference
    Klinkenberg, B. (ed.). 2010+. E-Flora BC: Electronic Atlas of the Plants of British Columbia. Lab. for Advanced Spatial Analysis, Department of Geography, University of British Columbia, Vancouver, B.C. http://www.eflora.bc.ca http://www.eflora.bc.ca/
    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. & S. Ragupathy. 2005. Flora Ontario - Integrated Botanical Information System (FOIBIS), Phase I. University of Guelph, Canada. http://www.uoguelph.ca/foibis http://www.uoguelph.ca/foibis/
    1 reference
    Lavoie, G. & P. Morisset. 1987. Flore du Québec nordique et des territoires adjacents. Sous la direction de P. Morisset et S. Payette. Centre d'études nordiques et Herbier Louis-Marie, Université Laval. 3 vols. Manuscrit non relié, non publié.
    Newfoundland, 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
    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
    Cody, W.J. 2000. Flora of the Yukon Territory. 2nd ed. National Research Press, Ottawa. 669 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.
    1 reference
    Morisse, P. & S. Payette. 1980. La flore et al végétation des Îles Dormeuses (Baie D'Hudson, Territoires du Nord-ouest, Canada). Naturaliste canadien 107: 63-86.
    Greenland, GL
    1 reference
    Böcher, T.W., B. Fredskild, K. Holmen & K. Jakobsen. 1978. Grønlands Flora. P. Haase & Søns Forlag, København. 326 pp.
    Greenland
    Eurasia
    Flowering spring–summer.
    wet to moist areas
    calcareous
    igneous rocks
    gravel
    wet meadows
    shores
    streams
    seepage slopes
    early-melting snowbeds
    Plants (1–) 6–50 cm;
    taproots branched.
    Stems 1–10+, ascending to erect, ± purplish (at least proximally), densely villous (young) becoming glabrescent, sparsely villous to glabrate or glabrous proximally, ± densely villous distally.
    sessile or petioles ± broadly winged (bases barely narrowed compared to blades);
    blades narrowly oblanceolate to linear-oblanceolate or linear-oblong (often ± runcinate), 4–30 × (0.4–) 0.5–5 cm, bases cuneate to attenuate, margins lobed ± deeply to lacerate, irregularly to regularly, often toothed, merely denticulate, or subentire, lobes retrorse, straight or antrorse, deltate to triangular, acute to acuminate, teeth 0–1 on lobes, often more or mostly in sinuses, apices obtuse to sometimes acute, sometimes mucronate, faces glabrous or glabrate to very sparsely villous.
    Calyculi of 12–16 (–20), appressed to spreading, pale, ovate to elliptic or lanceovate to lanceolate (sometimes thin) bractlets in 2–3 series, 5–12 × (0.9–) 1.5–5 mm, margins hyaline, white or purplish, scarious, apices caudate to acuminate, ± strongly horned, callous, or occasionally some (rarely all) hornless, tips obtuse to rounded, scarious, erose.
    Involucres dark green, sometimes ± glaucous, campanulate to ± hemispheric, (5–) 8–19 (–21) mm.
    Phyllaries (10–) 12–14 (–17) in 2 series, lanceolate to ovatelanceolate (inner), 1.5–4.5 mm wide, margins scarious or not (outer), inner broadly scarious in proximal 1/2, apices usually horned, occasionally hornless, horns sometimes exceeding apices, tips white to purplish, scarious, erose.
    corollas yellow, drying cream to whitish (outer abaxially gray or purple-striped on drying), 10–22 × 1–2.8 mm.
    Cypselae olivaceous to olive brown, tan to olivaceous tan, brown to reddish-brown, grayish brown or straw-colored, bodies oblanceoloid to obovoid, 2.5–4 (–5) mm wide, cones conic or narrowly conic to broadly terete, 0.5–0.9 mm, beaks slender, 4.5–14 mm, ribs 5, large (bearing 10–15 narrower ones), faces proximally tuberculate or sometimes nearly smooth (usually with at least some tubercules) to muricate in distal 1/3–1/2, sometimes wholly muricate;
    2n = 16, [24], 32, 40, 48.