View source for Crataegus (sect. Crataegus) ser. Crataegus

{{Treatment/ID
|accepted_name=Crataegus (sect. Crataegus) ser. Crataegus
|accepted_authority=
|publications=
|basionyms=
|synonyms=
|hierarchy=Rosaceae;Rosaceae subfam. Amygdaloideae;Rosaceae tribe Gillenieae;Crataegus;Crataegus sect. Crataegus;Crataegus (sect. Crataegus) ser. Crataegus
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Rosaceae]]</div><div class="higher-taxon"><small>subfamily</small>[[Rosaceae subfam. Amygdaloideae]]</div><div class="higher-taxon"><small>tribe</small>[[Rosaceae tribe Gillenieae]]</div><div class="higher-taxon"><small>genus</small>[[Crataegus]]</div><div class="higher-taxon"><small>section</small>[[Crataegus sect. Crataegus]]</div><div class="higher-taxon"><small>series</small>[[Crataegus (sect. Crataegus) ser. Crataegus]]</div></div>
|volume=Volume 9
|mention_page=page 495, 497, 498, 636
|treatment_page=page 496
}}<!--

--><span class="statement" id="st-d0_s0" data-properties="whole_organism atypical some measurement;whole_organism some measurement;whole_organism growth form;whole_organism atypical some measurement;whole_organism some measurement;whole_organism growth form"><b>Shrubs </b>or trees, 40–100 [–120] dm.</span> <span class="statement" id="st-d0_s1" data-properties="trunk bark prominence;trunk bark coloration;trunk bark life cycle;trunk bark coloration;trunk bark architecture or pubescence;trunk bark relief;strip shape"><b>Stems:</b> trunk bark freshly exposed ± orange, older gray-brown, flattened-scaly, exfoliating in elongate strips;</span> <span class="statement" id="st-d0_s2" data-properties="thorn architecture;trunk presence">compound thorns on trunks usually absent;</span> <span class="statement" id="st-d0_s3" data-properties="twig development;twig development">thorns on twigs determinate or indeterminate.</span> <span class="statement" id="st-d0_s4" data-properties="leaf duration"><b>Leaves </b>deciduous;</span> <span class="statement" id="st-d0_s5" data-properties="">petiole length 30–50% blade;</span> <span class="statement" id="st-d0_s6" data-properties="blade shape;lobe quantity;sinuse depth;sinuse depth;sinuse architecture">blade broadly elliptic to obovate or ovate to deltate, lobes 1–3 per side, sinuses shallow or deep, venation craspedodromous, veins to lobes and sinuses;</span> <span class="statement" id="st-d0_s7" data-properties="extension shoot architecture or shape">blades on extension shoots sometimes fully pinnate.</span> <span class="statement" id="st-d0_s8" data-properties="inflorescence architecture"><b>Inflorescences </b>3–15-flowered;</span> <span class="statement" id="st-d0_s9" data-properties="branch pubescence">branches glabrous [to lanate];</span> <span class="statement" id="st-d0_s10" data-properties="bracteole duration;bracteole arrangement or course or shape;bracteole size;bracteole texture;margin shape;margin shape;margin shape;protuberance size;terminal gland size">bracteoles caducous, ± linear, small, membranous, margins entire or denticulate or with small protuberances or pegs bearing terminal, small glands.</span> <span class="statement" id="st-d0_s11" data-properties="flower diameter"><b>Flowers </b>8–22 mm diam.;</span> <span class="statement" id="st-d0_s12" data-properties="sepal shape">sepals narrowly triangular;</span> <span class="statement" id="st-d0_s13" data-properties="stamen atypical quantity;stamen quantity;filament length or size;anther coloration">stamens [10–] 20, filaments long, anthers pink to purple;</span> <span class="statement" id="st-d0_s14" data-properties="style quantity">styles 1–3.</span> <span class="statement" id="st-d0_s15" data-properties="pome reflectance;pome coloration;pome shape;pome diameter;pome pubescence"><b>Pomes </b>bright to dark red [black], ± orbicular to ± cylindric, 6–14 mm diam., glabrous [to tomentose];</span> <span class="statement" id="st-d0_s16" data-properties="flesh coloration">flesh yellowish;</span> <span class="statement" id="st-d0_s17" data-properties="sepal remnant duration">sepal remnants persistent;</span> <span class="statement" id="st-d0_s18" data-properties="pyrene quantity;pyrene architecture;side architecture">pyrenes 1–3, dorsally shallowly grooved, sides grooved [plane].</span><!--

-->{{Treatment/Body
|distribution=Europe;w Asia;n Africa;also in South America;s Africa;Pacific Islands (New Zealand);Australia
|introduced=true
|discussion=<p>Species ca. 25 (2 in the flora).</p><!--
--><p>Crataegus oxyacantha Linnaeus is a rejected name of this series that is suppressed by C. rhipidophylla Gandoger. There are several instances of its misapplication in North America to C. monogyna.</p>
|tables=
|references=
}}<!--

--><div class="treatment-key">
==Key==
<div class="treatment-key-group">
  
{| class="wikitable fna-keytable"
|-id=key-0-1
|1
|Leaf lobe apices obtuse, sinuses ± shallow; styles 2 or 3.
|[[Crataegus laevigata|Crataegus laevigata]]
|-id=key-0-1
|1
|Leaf lobe apices acute, sinuses usually deep; style 1.
|[[Crataegus monogyna|Crataegus monogyna]]
|}
</div></div><!--

-->{{#Taxon:
name=Crataegus (sect. Crataegus) ser. Crataegus
|authority=
|rank=series
|parent rank=section
|synonyms=
|basionyms=
|family=Rosaceae
|distribution=Europe;w Asia;n Africa;also in South America;s Africa;Pacific Islands (New Zealand);Australia
|introduced=true
|reference=None
|publication title=
|publication year=
|special status=
|source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V9/V9_831.xml
|subfamily=Rosaceae subfam. Amygdaloideae
|tribe=Rosaceae tribe Gillenieae
|genus=Crataegus
|section=Crataegus sect. Crataegus
|series=Crataegus (sect. Crataegus) ser. Crataegus
|anther coloration=pink;purple
|blade shape=broadly elliptic;obovate or ovate
|bracteole arrangement or course or shape=linear
|bracteole duration=caducous
|bracteole size=small
|bracteole texture=membranous
|branch pubescence=glabrous
|extension shoot architecture or shape=pinnate
|filament length or size=long
|flesh coloration=yellowish
|flower diameter=8mm;22mm
|inflorescence architecture=3-15-flowered
|leaf duration=deciduous
|lobe quantity=1;3
|margin shape=with small protuberances or pegs;denticulate;entire
|pome coloration=dark red
|pome diameter=6mm;14mm
|pome pubescence=glabrous
|pome reflectance=bright
|pome shape=less orbicular;more or less cylindric
|protuberance size=small
|pyrene architecture=grooved
|pyrene quantity=1;3
|sepal remnant duration=persistent
|sepal shape=triangular
|side architecture=grooved
|sinuse architecture=craspedodromous
|sinuse depth=deep;shallow
|stamen atypical quantity=10;20
|stamen quantity=20
|strip shape=elongate
|style quantity=1;3
|terminal gland size=small
|thorn architecture=compound
|trunk bark architecture or pubescence=flattened-scaly
|trunk bark coloration=gray-brown;orange
|trunk bark life cycle=older
|trunk bark prominence=exposed
|trunk bark relief=exfoliating
|trunk presence=absent
|twig development=indeterminate;determinate
|whole_organism atypical some measurement=100dm;120dm
|whole_organism growth form=tree;shrub
|whole_organism some measurement=40dm;100dm
}}<!--

-->[[Category:Treatment]][[Category:Crataegus sect. Crataegus]]