Crataegus phippsii O'Kennon (Q4373)

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Crataegus phippsii is a taxon with the rank species within the series Crataegus ser. Purpureofructae
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English
Crataegus phippsii O'Kennon
Crataegus phippsii is a taxon with the rank species within the series Crataegus ser. Purpureofructae

    Statements

    taxon/id/Crataegus phippsii O'Kennon
    0 references
    Crataegus phippsii O'Kennon
    Crataegus phippsii
    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
    aubépine de Phipps (French)
    Phipps' hawthorn (English)
    Flowering May; fruiting Sep–Oct.
    natural hedgerows
    mesic soil
    Shrubs or trees, 50–60 (–70) dm.
    Stems: main trunk usually present, sometimes suckering;
    thorns on twigs few, slightly recurved, deep brown to black, ± slender, 2–4 cm.
    Leaves: petiole 1.5–2 cm, hairy, glandularity not recorded;
    blade broadly elliptic to ovate or broadly deltate-ovate, 4–8 cm (–10 cm on extension shoots), becoming ± coriaceous, base cuneate to very broadly cuneate, lobes 3 per side, sinuses ± shallow, lobe apex rounded to broadly angled, margins short-serrate, veins 4 (or 5) per side, apex obtuse or subacute, abaxial surface subglabrous or glabrescent, veins persistently short-hairy, adaxial short-appressed-hairy.
    Inflorescences 6–12-flowered;
    branches densely short-tomentose;
    bracteole margins stipitate or sessile-glandular.
    Flowers 15–22 mm diam.;
    hypanthium densely tomentose, disc interior glabrous, bristly at center;
    sepals broadly triangular, 4–5 mm, margins glandular-serrate, apex subacute, abaxially pubescent (especially near base);
    stamens 10, anthers pale-pink;
    styles 2–4, stigmas capitate.
    Pomes red to plum purple (Aug) to nearly black (Sep), ± orbicular to broadly ovoid, 12 mm diam., short-pubescent;
    sepals erect-patent to patent-incurved, 4–5 mm;
    pyrenes 3, sides irregularly eroded or ± plane.