Crataegus prona Ashe (Q4297)

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Crataegus prona is a taxon with the rank species within the series Crataegus ser. Populneae
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English
Crataegus prona Ashe
Crataegus prona is a taxon with the rank species within the series Crataegus ser. Populneae

    Statements

    taxon/id/Crataegus prona Ashe
    0 references
    Crataegus prona Ashe
    Crataegus prona
    FNA Editorial Committee. 2014. Flora of North America north of Mexico. Volume 9: Magnoliophyta: Picramniaceae to Rosaceae. Oxford University Press, New York.
    accepted
    aubépine d'Illinois (French)
    1 reference
    FNA Editorial Committee. 2014. Flora of North America north of Mexico. Volume 9: Magnoliophyta: Picramniaceae to Rosaceae. Oxford University Press, New York. http://www.efloras.org/volume_page.aspx?volume_id=1009&flora_id=1
    Flowering May; fruiting Sep–Oct.
    Shrubs or trees, 60 dm.
    thorns on twigs recurved, 2-years old dark blackish red, ± shiny, ± slender, 3–5 cm.
    Leaves: petiole 2–4 cm, glabrous, eglandular or sparsely glandular;
    blade deltate-ovate to ovate, 4–7 cm length/width = 1.1–1.2, subcoriaceous, base broadly rounded to ± cuneate, lobes 3–5 per side, sinuses usually shallow, lobe apex acute, margins strongly serrate, veins 5 or 6 per side, apex acute to acuminate, surfaces glabrous except adaxial appressed-hairy young.
    Inflorescences 5–12-flowered;
    branches glabrous;
    bracteoles few, margins glandular.
    Flowers 16–18 mm diam.;
    hypanthium glabrous;
    sepals narrowly triangular, 5–6 mm, margins subentire, abaxially glabrous;
    stamens 6–10, anthers red to purple;
    Pomes reddish orange to bright red, suborbicular to oblong, 8–11 mm diam.;
    sepals patent-reflexed or commonly erose;
    pyrenes 3 or 4, dorsally grooved.