Hieracium pilosella Linnaeus (Q5857)

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Hieracium pilosella is a synonym of Pilosella officinarum F.W. Schultz & Schultz Bipontinus
Language Label Description Also known as
English
Hieracium pilosella Linnaeus
Hieracium pilosella is a synonym of Pilosella officinarum F.W. Schultz & Schultz Bipontinus

    Statements

    taxon/id/Hieracium pilosella Linnaeus
    0 references
    taxon synonym
    Mouse-ear hawkweed (English)
    épervière piloselle (English)
    Flowering May–Aug.
    disturbed sites
    gravelly soils
    fields
    roadsides
    St. Pierre and Miquelon
    Europe
    Plants 10–25 (–40+) cm.
    Stems proximally piloso-hirsute (hairs 1–3+ mm) and stellate-pubescent, distally piloso-hirsute (hairs 1–2 mm), stellate-pubescent, and stipitate-glandular.
    Leaves: basal (2–) 5–10+, cauline 0 (–3);
    blades elliptic to ± oblanceolate, 10–45 (–75+) × 5–12 (–18+) mm, lengths 2–4 (–6+) times widths, bases cuneate, margins entire, apices acute, faces piloso-hirsute (hairs 2–7+ mm) and stellate-pubescent.
    Heads usually borne singly, rarely 2 (–3).
    Peduncles piloso-hirsute and stellate-pubescent.
    Calyculi: bractlets 8–15+.
    Involucres hemispheric to obconic, 7.5–9 mm.
    Phyllaries 20–34+, apices acuminate, abaxial faces stellate-pubescent and stipitate-glandular, sometimes piloso-hirsute as well.
    Florets 60–120+;
    corollas yellow (often each with abaxial red stripe), 8–13+ mm.
    Cypselae columnar, 1.5–2 mm;
    pappi of 30+, white bristles in 1 series, 4–5 mm.