Centaurea stoebe subsp. micranthos (S. G. Gmelin ex Gugler) Hayek (Q4510)

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Centaurea stoebe subsp. micranthos is a synonym of Centaurea stoebe subsp. australis (Pančić ex A. Kerner) Greuter
Language Label Description Also known as
English
Centaurea stoebe subsp. micranthos (S. G. Gmelin ex Gugler) Hayek
Centaurea stoebe subsp. micranthos is a synonym of Centaurea stoebe subsp. australis (Pančić ex A. Kerner) Greuter

    Statements

    taxon/id/Centaurea stoebe subsp. micranthos (S. G. Gmelin ex Gugler) Hayek
    0 references
    taxon synonym
    Centaurea stoebe subsp. micranthos
    (S. G. Gmelin ex Gugler) Hayek
    Spotted knapweed (English)
    centaurée maculée ou tachetée (English)
    Flowering summer (Jun–Sep).
    roadsides
    fields
    open forests
    Europe
    Stems usually many, loosely gray-tomentose, branches ascending.
    Leaves loosely gray-tomentose or becoming glabrous, resin-gland-dotted;
    basal and proximal cauline petiolate, blades 10–15 cm, margins 1–2 times divided into linear or oblong segments;
    mid and distal cauline smaller, entire or dissected.
    Heads usually many in open cymiform arrays, pedunculate.
    Involucres ovoid, 10–13 mm.
    Phyllaries: bodies pale green or pink tinged, ovate (outer) to oblong (inner), with several prominent parallel veins, glabrous or finely tomentose, erect appendages decurrent on distal phyllary margins, dark-brown or black, scarious, fringed with slender teeth.
    corollas pink to purple (white), those of sterile florets 15–25 mm, slender or somewhat enlarged, those of fertile florets 12–15 mm.
    Cypselae whitish or pale-brown, 3–3.5 mm, finely hairy;
    pappi in 1–2 series, of many white, unequal, stiff bristles to 5 mm. 2n = 36.