Crataegus chrysocarpa Ashe (Q4263)
Crataegus chrysocarpa is a taxon with the rank species within the series Crataegus ser. Rotundifoliae
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| English |
Crataegus chrysocarpa Ashe
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Crataegus chrysocarpa is a taxon with the rank species within the series Crataegus ser. Rotundifoliae
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Statements
taxon/id/Crataegus chrysocarpa Ashe
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Crataegus chrysocarpa Ashe
Crataegus chrysocarpa
Ashe
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-AB
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CA-BC
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CA-MB
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CA-NB
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CA-NS
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CA-NL
Nfld. and Labr. (Nfld.)
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CA-ON
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CA-PE
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CA-QC
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CA-SK
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US-CO
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US-CT
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US-ID
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US-IL
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US-IA
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US-ME
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US-MA
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US-MI
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US-MN
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US-MT
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US-ND
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US-NH
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US-NY
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US-OR
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US-RI
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US-SD
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US-UT
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US-VT
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US-WA
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US-WI
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US-WY
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Shrubs, 20–35 dm, sometimes clonal.
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thorns on twigs variable, straight to slightly recurved, 1-year old shiny, dark mahogany or black, ± slender to ± stout, 3–6 cm.
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Leaves: petiole length 50% blade, usually narrowly winged distally, pubescent, glandular young, often persisting;
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blade yellow or purplish in very dry spots (fall), ± rhombic to rhombic-ovate, rhombic-obovate, or ovate to broadly elliptic, on extension shoots similar, larger, 2–5 (–7.5) cm, thin to chartaceous, base ± cuneate, sometimes rounded to broadly ovate (at early anthesis not strikingly flabellate), lobes 2–4 (–6) per side, sinuses moderately deep, lobe apex acute to subacute, margins serrate, teeth glands caducous, numerous, small, veins 3–5 (–7) per side, apex acute or subacute, abaxial surface glabrous, sparsely pilose-glabrescent, or villous, veins usually pubescent, adaxial appressed-scabrous, glabrescent or short-appressed-pubescent.
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Inflorescences 5–10-flowered, compact;
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branches sparsely to densely villous, rarely glabrous;
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bracteoles usually hyaline, linear, membranous, margins sessile or short-stipitate-glandular.
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Flowers 15–20 mm diam.;
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hypanthium usually villous, sometimes glabrous;
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sepals triangular, 4 mm, margins glandular-serrate, apex subacute to obtuse, abaxially pubescent;
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stamens (5–) 10 (or 20), anthers cream or ivory, sometimes pink;
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styles 3 or 4 (or 5).
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Pomes scarlet to deep red, only darkened to burgundy if dried and shriveled (except in var. vernonensis), usually suborbicular to broadly ellipsoid or oblong, 8–10 (–12) mm diam., pubescent or glabrous;
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less slender
more or less stout
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winged
50%; usually narrowly; distally
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less rhombic
rhombic-ovate rhombic-obovate or ovate
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less rhombic
rhombic-ovate rhombic-obovate or ovate
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less rhombic
rhombic-ovate rhombic-obovate or ovate
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scarlet
deep red only darkened
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scarlet
deep red only darkened
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usually suborbicular
broadly ellipsoid or oblong
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