Difference between revisions of "Crataegus sect. Douglasia Loudon (Q4362)"

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(‎Changed an Item)
Property / distribution
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w
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nc North America
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E
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Property / taxon description fragment
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Shrubs or trees, (20–) 30–100 (–140) dm.
Property / taxon description fragment: Shrubs or trees, (20–) 30–100 (–140) dm. / rank
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Normal rank
Property / taxon description fragment: Shrubs or trees, (20–) 30–100 (–140) dm. / reference
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Stems: trunks 1–few, usually ± erect, bark plated, ± exfoliating;
Property / taxon description fragment: Stems: trunks 1–few, usually ± erect, bark plated, ± exfoliating; / rank
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Normal rank
Property / taxon description fragment: Stems: trunks 1–few, usually ± erect, bark plated, ± exfoliating; / reference
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compound thorns on trunks sometimes present;
Property / taxon description fragment: compound thorns on trunks sometimes present; / rank
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Property / taxon description fragment: compound thorns on trunks sometimes present; / reference
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thorns on twigs determinate, usually numerous, straight to ± recurved, slender to stout.
Property / taxon description fragment: thorns on twigs determinate, usually numerous, straight to ± recurved, slender to stout. / rank
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Normal rank
Property / taxon description fragment: thorns on twigs determinate, usually numerous, straight to ± recurved, slender to stout. / reference
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Leaves: blade ± rhombic to ± elliptic, elliptic-oblong, or ovate-rhombic, sometimes ± obovate, oblanceolate, or suborbiculate, 3–8 cm, ± coriaceous to ± thin, lobes 0 or 1–4 per side, obscure to evident and sinuses shallow to deep, veins (3 or) 4–9 (–12) per side, absent to sinuses.
Property / taxon description fragment: Leaves: blade ± rhombic to ± elliptic, elliptic-oblong, or ovate-rhombic, sometimes ± obovate, oblanceolate, or suborbiculate, 3–8 cm, ± coriaceous to ± thin, lobes 0 or 1–4 per side, obscure to evident and sinuses shallow to deep, veins (3 or) 4–9 (–12) per side, absent to sinuses. / rank
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Normal rank
Property / taxon description fragment: Leaves: blade ± rhombic to ± elliptic, elliptic-oblong, or ovate-rhombic, sometimes ± obovate, oblanceolate, or suborbiculate, 3–8 cm, ± coriaceous to ± thin, lobes 0 or 1–4 per side, obscure to evident and sinuses shallow to deep, veins (3 or) 4–9 (–12) per side, absent to sinuses. / reference
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Inflorescences: branches glabrous or pubescent;
Property / taxon description fragment: Inflorescences: branches glabrous or pubescent; / rank
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Property / taxon description fragment: Inflorescences: branches glabrous or pubescent; / reference
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symmetric bracteoles present, basal stipuliform, falcate bracteoles absent.
Property / taxon description fragment: symmetric bracteoles present, basal stipuliform, falcate bracteoles absent. / rank
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Normal rank
Property / taxon description fragment: symmetric bracteoles present, basal stipuliform, falcate bracteoles absent. / reference
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Property / taxon description fragment
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Flowers: post-mature petals pale paper brown;
Property / taxon description fragment: Flowers: post-mature petals pale paper brown; / rank
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Normal rank
Property / taxon description fragment: Flowers: post-mature petals pale paper brown; / reference
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stamens 5 or 10–20, anthers white to ivory, pink, or purple, sometimes puce.
Property / taxon description fragment: stamens 5 or 10–20, anthers white to ivory, pink, or purple, sometimes puce. / rank
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Normal rank
Property / taxon description fragment: stamens 5 or 10–20, anthers white to ivory, pink, or purple, sometimes puce. / reference
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Property / taxon description fragment
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Pomes bright or deep red to purple or black (late Aug), reddish purple to black (late Sep);
Property / taxon description fragment: Pomes bright or deep red to purple or black (late Aug), reddish purple to black (late Sep); / rank
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Normal rank
Property / taxon description fragment: Pomes bright or deep red to purple or black (late Aug), reddish purple to black (late Sep); / reference
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Property / morphology statement
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Property / morphology statement: range morphology value / rank
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Property / morphology statement: range morphology value / qualifier
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Property / morphology statement: range morphology value / qualifier
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Property / morphology statement: simple morphology value / qualifier
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Property / morphology statement: simple morphology value / qualifier
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Property / morphology statement: simple morphology value / qualifier
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Property / morphology statement: range morphology value / rank
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Property / morphology statement: simple morphology value / rank
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Property / morphology statement: simple morphology value / qualifier
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Property / morphology statement: simple morphology value / qualifier
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morphology statement value to: more or less elliptic elliptic-oblong or ovate-rhombic
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morphology statement value to: more or less elliptic elliptic-oblong or ovate-rhombic
Property / morphology statement: range morphology value / reference
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Property / morphology statement: range morphology value / qualifier
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morphology statement value to: more or less elliptic elliptic-oblong or ovate-rhombic
Property / morphology statement: range morphology value / reference
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Property / morphology statement
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Property / morphology statement: simple morphology value / rank
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morphology statement value modifier: sometimes more or less
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morphology statement value: pale paper brown
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morphology statement value to: ivory pink or purple
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Property / morphology statement: range morphology value / qualifier
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Property / morphology statement: range morphology value / qualifier
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Property / morphology statement: range morphology value / qualifier
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morphology statement value to: ivory pink or purple
Property / morphology statement: range morphology value / reference
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Property / morphology statement: range morphology value / qualifier
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Property / morphology statement: range morphology value / qualifier
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Property / morphology statement: range morphology value / qualifier
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morphology statement value to: ivory pink or purple
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Property / morphology statement: simple morphology value / rank
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morphology statement value to: purple or black reddish purple
Property / morphology statement: range morphology value / reference
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morphology statement value to: purple or black reddish purple
Property / morphology statement: range morphology value / reference
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Revision as of 17:19, 23 June 2022

Crataegus sect. Douglasia is a taxon with the rank section within the genus Crataegus
Language Label Description Also known as
English
Crataegus sect. Douglasia Loudon
Crataegus sect. Douglasia is a taxon with the rank section within the genus Crataegus

    Statements

    taxon/id/Crataegus sect. Douglasia Loudon
    0 references
    Crataegus sect. Douglasia Loudon
    Crataegus sect. Douglasia
    FNA Editorial Committee. 2014. Flora of North America north of Mexico. Volume 9: Magnoliophyta: Picramniaceae to Rosaceae. Oxford University Press, New York.
    accepted
    Crataegus sect. Douglasia
    Shrubs or trees, (20–) 30–100 (–140) dm.
    Stems: trunks 1–few, usually ± erect, bark plated, ± exfoliating;
    compound thorns on trunks sometimes present;
    thorns on twigs determinate, usually numerous, straight to ± recurved, slender to stout.
    Leaves: blade ± rhombic to ± elliptic, elliptic-oblong, or ovate-rhombic, sometimes ± obovate, oblanceolate, or suborbiculate, 3–8 cm, ± coriaceous to ± thin, lobes 0 or 1–4 per side, obscure to evident and sinuses shallow to deep, veins (3 or) 4–9 (–12) per side, absent to sinuses.
    Inflorescences: branches glabrous or pubescent;
    symmetric bracteoles present, basal stipuliform, falcate bracteoles absent.
    Flowers: post-mature petals pale paper brown;
    stamens 5 or 10–20, anthers white to ivory, pink, or purple, sometimes puce.
    Pomes bright or deep red to purple or black (late Aug), reddish purple to black (late Sep);