Difference between revisions of "Crataegus pruinosa (H. L. Wendland) K. Koch (Q4301)"
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Latest revision as of 13:35, 24 June 2022
Crataegus pruinosa is a taxon with the rank species within the series Crataegus ser. Pruinosae
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Crataegus pruinosa (H. L. Wendland) K. Koch
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Crataegus pruinosa is a taxon with the rank species within the series Crataegus ser. Pruinosae
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Statements
taxon/id/Crataegus pruinosa (H.L. Wendland) K. Koch
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Crataegus pruinosa (H.L. Wendland) K. Koch
Crataegus pruinosa
(H.L. Wendland) K. Koch
FNA Editorial Committee. 2014. Flora of North America north of Mexico. Volume 9: Magnoliophyta: Picramniaceae to Rosaceae. Oxford University Press, New York.
accepted
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CA-ON
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CA-QC
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US-AR
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US-CT
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US-GA
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US-IL
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US-IN
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US-IA
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US-KS
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US-KY
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US-ME
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US-MA
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US-MI
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US-MO
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US-NC
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US-NH
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US-NJ
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US-NY
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US-OH
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US-PA
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US-TN
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US-VA
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US-VT
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US-WV
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US-WI
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Shrubs or trees, dense, often suberect, 20–70 dm.
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Stems: compound thorns on trunks present;
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thorns on twigs straight to slightly recurved, 2-years old deep purple to shiny black, usually ± fine, 3–5 cm.
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Leaves: petiole length 50–66% blade, sparsely glandular;
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blade trullate to ovate, ovate-oblong, or broadly rhombic, rarely ± deltate, 2–6 (–7) cm, subcoriaceous, base broadly cuneate to subtruncate to weakly subcordate, lobes (1–) 3 or 4 per side, sinuses shallow to deeper, lobe apex acute, sometimes ± obtuse, margins serrate, veins 5 or 6 per side (except smaller leaves), apex acute, surfaces glabrous (except var. virella).
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Inflorescences 5–10-flowered;
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branches glabrous, sometimes sparsely villous;
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bracteoles caducous, usually few, margins short-stipitate-glandular.
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Flowers 15–25 mm diam.;
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sepals narrowly triangular, 5–6 mm, margins usually entire or subentire, rarely glandular-serrate, abaxially glabrous;
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stamens (10 or) 20, anthers pale-pink to bright rose or dull purple, sometimes cream, 0.6–0.8 mm;
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Pomes greenish with pink or mauve areas, sometimes bright crimson or scarlet, often rather angular, 10–20 mm diam., highly pruinose, not punctate;
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sepals on collar, spreading;
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trullate
ovate ovate-oblong or broadly rhombic
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trullate
ovate ovate-oblong or broadly rhombic
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trullate
ovate ovate-oblong or broadly rhombic
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pale-pink
bright rose or dull purple
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