Crataegus compacta Sargent (Q4307)

From Canadian Flora Commons
Revision as of 17:20, 23 June 2022 by WikibaseAdmin (talk | contribs) (‎Changed an Item)
Jump to navigation Jump to search
Crataegus compacta is a taxon with the rank species within the series Crataegus ser. Pruinosae
Language Label Description Also known as
English
Crataegus compacta Sargent
Crataegus compacta is a taxon with the rank species within the series Crataegus ser. Pruinosae

    Statements

    taxon/id/Crataegus compacta Sargent
    0 references
    Crataegus compacta Sargent
    Crataegus compacta
    Sargent
    FNA Editorial Committee. 2014. Flora of North America north of Mexico. Volume 9: Magnoliophyta: Picramniaceae to Rosaceae. Oxford University Press, New York.
    accepted
    aubépine compacte (French)
    clustered hawthorn (English)
    compact hawthorn (English)
    Thames hawthorn (English)
    Flowering May; fruiting Sep–Oct.
    woodland edges
    pastures
    Shrubs, erect, 60 dm.
    thorns on twigs ± numerous, ± straight to slightly recurved, 2-years old shiny blackish, medium thickness, 1.5–3 cm.
    Leaves: petiole length 50–75% blade, sparsely glandular;
    blade trullate to rhombic-ovate, 3–5 cm, thin, base cuneate, lobes 2 or 3 per side, sinuses shallow, lobe apex subacute, margins serrate, teeth 1 mm, veins 4 or 5 per side, apex acute, surfaces glabrous, sometimes adaxial sparsely hairy young.
    Inflorescences 4–7-flowered;
    branches glabrous, sparsely punctate;
    bracteoles sometimes greenish, large, margins short-stipitate-glandular.
    Flowers 15–18 mm diam.;
    sepals narrowly triangular, 4–5 mm, margins subentire, abaxial pubescence not recorded;
    stamens 20, anthers pink to red, 0.3 mm;
    Pomes usually borne singly, greenish to pinkish or pale-purple, or dull reddish purple, 8–11 mm diam., moderately pruinose (sometimes bracteolate);
    sepals on collar, spreading, sometimes erose;
    pyrenes 2 or 3.2n = 34, 51, 68.