Senecio sheldonensis A. E. Porsild (Q2937)

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Senecio sheldonensis is a taxon with the rank species within the genus Senecio
Language Label Description Also known as
English
Senecio sheldonensis A. E. Porsild
Senecio sheldonensis is a taxon with the rank species within the genus Senecio

    Statements

    taxon/id/Senecio sheldonensis A.E. Porsild
    0 references
    Senecio sheldonensis A.E. Porsild
    Senecio sheldonensis
    A.E. Porsild
    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
    séneçon du mont Sheldon (French)
    Mount Sheldon ragwort (English)
    Mount Sheldon groundsel (English)
    Mount Sheldon butterweed (English)
    1 reference
    Douglas, G.W., G.B. Straley, D.V. Meidinger & J. Pojar. 1998. Illustrated Flora of British Columbia. B.C. Ministry of Environment, Lands & Parks and B.C. Ministry of Forests. Victoria. Crown Publications. 8 vols.
    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
    Cody, W.J. 2000. Flora of the Yukon Territory. 2nd ed. National Research Press, Ottawa. 669 pp.
    Flowering late Jul–mid Aug.
    subalpine meadows
    valleys
    1200–1800 m
    Herbage glabrous or with scattered hairs near leaf-bases and among heads.
    Stems single or loosely clustered.
    petiolate or subsessile;
    blades lanceolate, 4–10 × 2–4 cm, bases ± tapered, margins denticulate (distal leaves sessile, smaller).
    Heads (1–) 3–5 (–6) in cymiform arrays.
    Calyculi of 3–7 bractlets (0.5–3 mm).
    Phyllaries ± 13, 7–10 mm, tips black (hairy).
    corolla laminae ± 10 mm.
    Cypselae glabrous.