Crataegus castlegarensis J. B. Phipps & O'Kennon (Q4364)

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Crataegus castlegarensis is a taxon with the rank species within the series Crataegus ser. Douglasianae
Language Label Description Also known as
English
Crataegus castlegarensis J. B. Phipps & O'Kennon
Crataegus castlegarensis is a taxon with the rank species within the series Crataegus ser. Douglasianae

    Statements

    taxon/id/Crataegus castlegarensis J.B. Phipps & O'Kennon
    0 references
    Crataegus castlegarensis J.B. Phipps & O'Kennon
    Crataegus castlegarensis
    J.B. Phipps & O'Kennon
    FNA Editorial Committee. 2014. Flora of North America north of Mexico. Volume 9: Magnoliophyta: Picramniaceae to Rosaceae. Oxford University Press, New York.
    accepted
    Crataegus castlegarensis
    aubépine de Castlegar (French)
    Castlegar hawthorn (English)
    Castlegar hawthorn (English)
    Flowering May–Jun; fruiting Sep–Oct.
    Shrubs, 25–50 dm.
    1-year old twigs brown;
    thorns on twigs usually branched, some paired or in triads, straight to slightly recurved, dark-brown with blackish tip young, 2–3 cm.
    Leaves: petiole 0.7–1.5 cm, pubescent, eglandular;
    blade oblanceolate to ovate-rhombic, 3.5–6 cm, lobes 3 or 4 per side, sinuses shallow to deep, lobe apex usually acute, margins serrate, teeth apices finally glandular young, venation craspedodromous, veins 4 or 5 per side, apex broadly triangular, abaxial surface sparsely hairy or glabrous except on veins, adaxial conspicuously appressed-pubescent young, glabrescent except on midvein.
    Inflorescences 12–20-flowered;
    branches sparsely to densely pubescent;
    bracteole margins stipitate-glandular.
    Flowers 12 mm diam.;
    hypanthium pubescent or glabrous;
    sepals triangular, 3 mm, margins remotely glandular-serrate;
    stamens 10, anthers pink;
    Pomes crimson (mid Aug) turning to reddish plum or, ultimately, blackish purple, orbicular, ± oblate (recessed at junction with pedicel), 10 mm diam., sparsely pilose;
    sepals reflexed, apex obtuse;
    pyrenes 3 or 4, sides usually pitted.