Crataegus okanaganensis J. B. Phipps & O'Kennon (Q4375)

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

    Statements

    taxon/id/Crataegus okanaganensis J.B. Phipps & O'Kennon
    0 references
    Crataegus okanaganensis J.B. Phipps & O'Kennon
    Crataegus okanaganensis
    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 okanaganensis
    Okanagan Valley hawthorn (English)
    Okanagan hawthorn (English)
    aubépine de l'Okanagan (French)
    Okanagan hawthorn (English)
    Shrubs, often multi-trunked, 30–60 dm.
    thorns on twigs recurved, deep brown, shiny young, usually stout, 2–4 (–5) cm.
    Leaves: petiole 1–2 cm, sparsely hairy, eglandular or glandular when young;
    blade glossy especially when young, expanding leaves often reddish, glabrescent, ± ovate to ovate-rhombic or ± oblong, 3.5–6 cm, ± coriaceous, base rounded to cuneate, lobes 0–4 per side (3–4 per side, well defined in ± ovate to ovate-rhombic leaves; 0–3 per side, distinct in apical 1/2 only in ± oblong leaves), lobe apex acute, margins finely, doubly serrate, veins 4 or 5 per side, ± impressed adaxially, apex acute, abaxial surface glabrous, veins hairy, adaxial densely appressed-hairy.
    Inflorescences 10–20-flowered;
    branches ± villous, gland-dotted;
    bracteole margins glandular (glands near base stipitate only in larger bracteoles).
    Flowers notably cupshaped young, 12–15 mm diam.;
    hypanthium villous (at base) or glabrous;
    sepals narrowly triangular, 4–6 mm, margins finely glandular-serrate, abaxially sparsely hairy;
    stamens 5 or 10, anthers ivory, rarely very pale-pink;
    Pomes bright red young (mid late Aug), older usually burgundy to deep purple, sometimes almost black (mid Sep), ovoid and 8 mm diam., or orbicular and 10 mm diam., glabrous or hairy;
    sepals reflexed, sometimes erect-patent, narrow, 5–7 mm;
    pyrenes 2–4, sides ± eroded.