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<document ID-DOI="http://dx.doi.org/10.3897/phytokeys.183.71642" ID-GBIF-Dataset="71b5c971-aab0-4c7d-8e1c-ffd5d4a1d48a" ID-PMC="PMC8520030" ID-Pensoft-Pub="1314-2003-183-9" ID-Pensoft-UUID="93156C8B1A265959AF5FFC339403B881" ID-PubMed="34720627" ModsDocID="1314-2003-183-9" checkinTime="1633693786876" checkinUser="pensoft" docAuthor="Wang, Xiao-Rui, Li *, Min, Spence, John R., Zhao, Jian-Cheng &amp; Mamtimin, Sulayman" docDate="2021" docId="BEE0DFCF2586538EA19407DB46AC2158" docLanguage="en" docName="PhytoKeys 183: 9-19" docOrigin="PhytoKeys 183" docPubDate="2021-10-08" docSource="http://dx.doi.org/10.3897/phytokeys.183.71642" docTitle="Haplodontium altunense X. R. Wang &amp; S. Mamtimin 2021, sp. nov." docType="treatment" docVersion="4" id="93156C8B1A265959AF5FFC339403B881" lastPageNumber="9" masterDocId="93156C8B1A265959AF5FFC339403B881" masterDocTitle="Haplodontium altunense (Bryaceae, Bryopsida), a new moss species from Northwest China" masterLastPageNumber="19" masterPageNumber="9" pageNumber="9" updateTime="1668140476642" updateUser="ExternalLinkService">
<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
<mods:titleInfo>
<mods:title>Haplodontium altunense (Bryaceae, Bryopsida), a new moss species from Northwest China</mods:title>
</mods:titleInfo>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Wang, Xiao-Rui</mods:namePart>
<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0003-1610-2944</mods:nameIdentifier>
<mods:affiliation>College of Resources and Environmental Science, Shijiazhuang University, Shijiazhuang 050035, China</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Li *, Min</mods:namePart>
<mods:affiliation>College of Life Science, Hebei Normal University, Shijiazhuang 050024, China</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Spence, John R.</mods:namePart>
<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0002-6360-5512</mods:nameIdentifier>
<mods:affiliation>California Academy of Sciences, Department of Botany, 55 Music Concourse Drive, Golden Gate Park, CA 94118 - 4503, San Francisco, USA</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Zhao, Jian-Cheng</mods:namePart>
<mods:affiliation>College of Life Science, Hebei Normal University, Shijiazhuang 050024, China</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Mamtimin, Sulayman</mods:namePart>
<mods:affiliation>College of Life Science and Technology, Xinjiang University, Urumqi 830046, China</mods:affiliation>
<mods:nameIdentifier type="email">mamtimin@xju.edu.cn</mods:nameIdentifier>
</mods:name>
<mods:typeOfResource>text</mods:typeOfResource>
<mods:relatedItem type="host">
<mods:titleInfo>
<mods:title>PhytoKeys</mods:title>
</mods:titleInfo>
<mods:part>
<mods:date>2021</mods:date>
<mods:detail type="pubDate">
<mods:number>2021-10-08</mods:number>
</mods:detail>
<mods:detail type="volume">
<mods:number>183</mods:number>
</mods:detail>
<mods:extent unit="page">
<mods:start>9</mods:start>
<mods:end>19</mods:end>
</mods:extent>
</mods:part>
</mods:relatedItem>
<mods:location>
<mods:url>http://dx.doi.org/10.3897/phytokeys.183.71642</mods:url>
</mods:location>
<mods:classification>journal article</mods:classification>
<mods:identifier type="DOI">http://dx.doi.org/10.3897/phytokeys.183.71642</mods:identifier>
<mods:identifier type="Pensoft-Pub">1314-2003-183-9</mods:identifier>
<mods:identifier type="Pensoft-UUID">93156C8B1A265959AF5FFC339403B881</mods:identifier>
</mods:mods>
<treatment ID-GBIF-Taxon="189469127" LSID="urn:lsid:plazi:treatment:BEE0DFCF2586538EA19407DB46AC2158" httpUri="http://treatment.plazi.org/id/BEE0DFCF2586538EA19407DB46AC2158" lastPageNumber="9" pageId="0" pageNumber="9">
<subSubSection pageId="0" pageNumber="9" type="nomenclature">
<paragraph pageId="0" pageNumber="9">
<taxonomicName LSID="BEE0DFCF-2586-538E-A194-07DB46AC2158" authority="X. R. Wang &amp; S. Mamtimin" authorityName="X. R. Wang &amp; S. Mamtimin" authorityYear="2021" class="Bryopsida" family="Bryaceae" genus="Haplodontium" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Haplodontium altunense" order="Bryales" pageId="0" pageNumber="9" phylum="Bryophyta" rank="species" species="altunense" status="sp. nov.">Haplodontium altunense X.R.Wang &amp; S.Mamtimin</taxonomicName>
<taxonomicNameLabel pageId="0" pageNumber="9">sp. nov.</taxonomicNameLabel>
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="9" type="description">
<paragraph pageId="0" pageNumber="9">
<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Haplodontium altunense A plant (wet) B capsule (wet) C capsules (dry) D leaves E transverse section of leaf F superficial stoma G annulus growing on the capsule mouth H dorsal views of peristome I transverse section of stem J apical laminal cells and margin K apical laminal cells L median laminal cells M basal laminal cells. Drawn by Xiaorui Wang from the holotype (HBNU!)." figureDoi="10.3897/phytokeys.183.71642.figure1" httpUri="https://binary.pensoft.net/fig/596344" pageId="0" pageNumber="9">Figs 1</figureCitation>
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Light micrographs of Haplodontium altunense A-C plants (dry) D Capsule (dry) E capsule (wet) F annulus growing on the capsule mouth G annulus falling off the capsule mouth H dorsal views of median peristome showing the large papillae along the horizontal and median vertical lines I dorsal views of distal peristome showing adherent endostomial material and exostome teeth J transverse section of stem K transverse section of midleaf L transverse section of costa M leaf apex N median laminal cells O basal laminal cells P leaves. Photographed by Xiaorui Wang from the holotype (HBNU!)." figureDoi="10.3897/phytokeys.183.71642.figure2" httpUri="https://binary.pensoft.net/fig/596345" pageId="0" pageNumber="9">, 2</figureCitation>
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Scanning electron micrographs of Haplodontium altunense A dorsal views of peristome B dorsal views of peristome with annulus C dorsal surface of exostome teeth proximally showing the pores and the raised and membranous chomata horizontal lines with united lamellae between two teeth D dorsal surface of exostome teeth distally showing the large papillae along the median vertical lines E dorsal surface of exostome teeth distally showing the endostomial material adherent to the teeth F ventral views of peristome G ventral surface of peristome proximally showing the smooth endostome basal membrane H ventral views of peristome distally I, J ventral surface of peristome medially and distally showing the endostomial material adherent to the teeth K spore L exine ornamentation of spore. Photographed by Xiaorui Wang from the holotype (HBNU!)." figureDoi="10.3897/phytokeys.183.71642.figure3" httpUri="https://binary.pensoft.net/fig/596346" pageId="0" pageNumber="9">, 3</figureCitation>
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="9" type="materials_examined">
<paragraph pageId="0" pageNumber="9">
<typeStatus>Type</typeStatus>
.
</paragraph>
<paragraph pageId="0" pageNumber="9">
<materialsCitation collectingDate="2011-07-22" collectorName="S Mamtimin" country="China" county="Ruoqiang County" elevation="4290" latitude="37.007" location="Altun Mountain National Nature Reserve" longLatPrecision="11" longitude="88.605835" specimenCount="1" stateProvince="Xinjiang" typeStatus="holotype">
<collectingCountry name="China">China</collectingCountry>
.
<collectingRegion country="China" name="Xinjiang Uygur">Xinjiang</collectingRegion>
,
<collectingCounty>Ruoqiang County</collectingCounty>
,
<location LSID="urn:lsid:plazi:treatment:BEE0DFCF2586538EA19407DB46AC2158:A56884A3BDB6C705616F51CAC8D96C4E" country="China" county="Ruoqiang County" latitude="37.007" longLatPrecision="11" longitude="88.605835" name="Altun Mountain National Nature Reserve" stateProvince="Xinjiang">Altun Mountain National Nature Reserve</location>
,
<geoCoordinate degrees="37" direction="north" minutes="0.42" orientation="latitude" precision="9" value="37.007">37°0.42'N</geoCoordinate>
,
<geoCoordinate degrees="88" direction="east" minutes="36.35" orientation="longitude" precision="9" value="88.605835">88°36.35'E</geoCoordinate>
,
<elevation metricMagnitude="3" metricUnit="m" metricValue="4.29" unit="m" value="4290.0">
<quantity metricMagnitude="3" metricUnit="m" metricValue="4.29" unit="m" value="4290.0">4290 m</quantity>
a.s.l.
</elevation>
,
<collectingDate value="2011-07-22">22 July 2011</collectingDate>
,
<emphasis italics="true" pageId="0" pageNumber="9">
<collectorName>S Mamtimin</collectorName>
16752
</emphasis>
(
<emphasis bold="true" italics="true" pageId="0" pageNumber="9">
<typeStatus>holotype</typeStatus>
</emphasis>
: HBNU!;
<emphasis bold="true" italics="true" pageId="0" pageNumber="9">isotype</emphasis>
: XJU!)
</materialsCitation>
.
</paragraph>
<caption doi="10.3897/phytokeys.183.71642.figure1" httpUri="https://binary.pensoft.net/fig/596344" pageId="0" pageNumber="9" start="Figure 1" startId="F1">
<paragraph pageId="0" pageNumber="9">
<emphasis bold="true" pageId="0" pageNumber="9">Figure 1.</emphasis>
<taxonomicName authorityName="X. R. Wang &amp; S. Mamtimin" authorityYear="2021" class="Bryopsida" family="Bryaceae" genus="Haplodontium" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Haplodontium altunense" order="Bryales" pageId="0" pageNumber="9" phylum="Bryophyta" rank="species" species="altunense">
<emphasis italics="true" pageId="0" pageNumber="9">Haplodontium altunense</emphasis>
</taxonomicName>
<emphasis bold="true" pageId="0" pageNumber="9">A</emphasis>
plant (wet)
<emphasis bold="true" pageId="0" pageNumber="9">B</emphasis>
capsule (wet)
<emphasis bold="true" pageId="0" pageNumber="9">C</emphasis>
capsules (dry)
<emphasis bold="true" pageId="0" pageNumber="9">D</emphasis>
leaves
<emphasis bold="true" pageId="0" pageNumber="9">E</emphasis>
transverse section of leaf
<emphasis bold="true" pageId="0" pageNumber="9">F</emphasis>
superficial stoma
<emphasis bold="true" pageId="0" pageNumber="9">G</emphasis>
annulus growing on the capsule mouth
<emphasis bold="true" pageId="0" pageNumber="9">H</emphasis>
dorsal views of peristome
<emphasis bold="true" pageId="0" pageNumber="9">I</emphasis>
transverse section of stem
<emphasis bold="true" pageId="0" pageNumber="9">J</emphasis>
apical laminal cells and margin
<emphasis bold="true" pageId="0" pageNumber="9">K</emphasis>
apical laminal cells
<emphasis bold="true" pageId="0" pageNumber="9">L</emphasis>
median laminal cells
<emphasis bold="true" pageId="0" pageNumber="9">M</emphasis>
basal laminal cells. Drawn by Xiaorui Wang from the
<typeStatus>holotype</typeStatus>
(HBNU!).
</paragraph>
</caption>
</subSubSection>
<subSubSection pageId="0" pageNumber="9" type="diagnosis">
<paragraph pageId="0" pageNumber="9">Diagnosis.</paragraph>
<paragraph pageId="0" pageNumber="9">Particularly distinctive features of the new species including: double peristome; the exostome has raised and membranous chomata with united lamellae between two teeth proximally; the endostome is poorly developed and all the endostomial material tightly adherent to the exostome.</paragraph>
<caption doi="10.3897/phytokeys.183.71642.figure2" httpUri="https://binary.pensoft.net/fig/596345" pageId="0" pageNumber="9" start="Figure 2" startId="F2">
<paragraph pageId="0" pageNumber="9">
<emphasis bold="true" pageId="0" pageNumber="9">Figure 2.</emphasis>
Light micrographs of
<taxonomicName authorityName="X. R. Wang &amp; S. Mamtimin" authorityYear="2021" class="Bryopsida" family="Bryaceae" genus="Haplodontium" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Haplodontium altunense" order="Bryales" pageId="0" pageNumber="9" phylum="Bryophyta" rank="species" species="altunense">
<emphasis italics="true" pageId="0" pageNumber="9">Haplodontium altunense</emphasis>
</taxonomicName>
<emphasis bold="true" pageId="0" pageNumber="9">A-C</emphasis>
plants (dry)
<emphasis bold="true" pageId="0" pageNumber="9">D</emphasis>
Capsule (dry)
<emphasis bold="true" pageId="0" pageNumber="9">E</emphasis>
capsule (wet)
<emphasis bold="true" pageId="0" pageNumber="9">F</emphasis>
annulus growing on the capsule mouth
<emphasis bold="true" pageId="0" pageNumber="9">G</emphasis>
annulus falling off the capsule mouth
<emphasis bold="true" pageId="0" pageNumber="9">H</emphasis>
dorsal views of median peristome showing the large papillae along the horizontal and median vertical lines
<emphasis bold="true" pageId="0" pageNumber="9">I</emphasis>
dorsal views of distal peristome showing adherent endostomial material and exostome teeth
<emphasis bold="true" pageId="0" pageNumber="9">J</emphasis>
transverse section of stem
<emphasis bold="true" pageId="0" pageNumber="9">K</emphasis>
transverse section of midleaf
<emphasis bold="true" pageId="0" pageNumber="9">L</emphasis>
transverse section of costa
<emphasis bold="true" pageId="0" pageNumber="9">M</emphasis>
leaf apex
<emphasis bold="true" pageId="0" pageNumber="9">N</emphasis>
median laminal cells
<emphasis bold="true" pageId="0" pageNumber="9">O</emphasis>
basal laminal cells
<emphasis bold="true" pageId="0" pageNumber="9">P</emphasis>
leaves. Photographed by Xiaorui Wang from the holotype (HBNU!).
</paragraph>
</caption>
</subSubSection>
<subSubSection pageId="0" pageNumber="9" type="description">
<paragraph pageId="0" pageNumber="9">Description.</paragraph>
<paragraph pageId="0" pageNumber="9">
Plants small, soft and dull, brown-green. Stems short, 2.5-6 mm high, weakly julaceous, branched, circular or pentagonal circular in transverse section with small and thick-walled peripheral cells surrounding 2-3 layers gradually larger and thin-walled cortical cells, central strand weakly developed. Leaves imbricate when dry, erect when moist, enlarged towards stem apex, ovate to broadly ovate, concave, 0.5-1.1
<normalizedToken originalValue="×">x</normalizedToken>
0.3-0.7 mm; base not decurrent; margins plane or recurved medially, 1-stratose, limbidium absent, smooth or finely serrulate distally; apex broadly acute; costae not reaching apex, guide cells weakly developed, 2-4 in one layer in costal transverse section, ventral and dorsal stereid bands present; alar cells not differentiated from juxtacostal cells; laminal cells lax; distal laminal cells rhomboidal, 30-44
<normalizedToken originalValue="×">x</normalizedToken>
11-21
<normalizedToken originalValue="μm">μm</normalizedToken>
, with slightly thickened walls; medial laminal cells long rhomboidal to rectangular, 37-69
<normalizedToken originalValue="×">x</normalizedToken>
12-20
<normalizedToken originalValue="μm">μm</normalizedToken>
, somewhat narrower in 2 or 3 rows toward the margins but not forming a distinct border; proximal laminal cells long rectangular, 37-56
<normalizedToken originalValue="×">x</normalizedToken>
20-28
<normalizedToken originalValue="μm">μm</normalizedToken>
. Dioicous(?). Perigonia not seen. Perichaetia at the end of short, inconspicuous stems, appearing laterally because of well-developed innovations; perichaetial leaves larger than vegetative leaves. Setae single, light brown, 15-19 mm long. Capsules nutant and symmetric, reddish brown, obovoid, 1.5-2 mm, neck short and indistinct, mouth small, stomata abundant in the neck, superficial; opercula long-conic with short rostrate; annulus present, consisting of two rows of cells, revoluble and cells with slit-like lumen; peristome double, exostome inserted below the mouth, teeth lanceolate, red-brown and pored, raised and membranous chomata with united lamellae between two teeth proximally, pale yellow to hyaline and largely papillose along horizontal and median vertical lines distally; endostome poorly developed, basal membrane smooth, segments and cilia rudimentary, all the endostomial material strongly adhere to the exostome. Spores spherical, 20-22
<normalizedToken originalValue="μm">μm</normalizedToken>
in diameter, minutely papillose.
</paragraph>
<caption doi="10.3897/phytokeys.183.71642.figure3" httpUri="https://binary.pensoft.net/fig/596346" pageId="0" pageNumber="9" start="Figure 3" startId="F3">
<paragraph pageId="0" pageNumber="9">
<emphasis bold="true" pageId="0" pageNumber="9">Figure 3.</emphasis>
Scanning electron micrographs of
<taxonomicName authorityName="X. R. Wang &amp; S. Mamtimin" authorityYear="2021" class="Bryopsida" family="Bryaceae" genus="Haplodontium" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Haplodontium altunense" order="Bryales" pageId="0" pageNumber="9" phylum="Bryophyta" rank="species" species="altunense">
<emphasis italics="true" pageId="0" pageNumber="9">Haplodontium altunense</emphasis>
</taxonomicName>
<emphasis bold="true" pageId="0" pageNumber="9">A</emphasis>
dorsal views of peristome
<emphasis bold="true" pageId="0" pageNumber="9">B</emphasis>
dorsal views of peristome with annulus
<emphasis bold="true" pageId="0" pageNumber="9">C</emphasis>
dorsal surface of exostome teeth proximally showing the pores and the raised and membranous chomata horizontal lines with united lamellae between two teeth
<emphasis bold="true" pageId="0" pageNumber="9">D</emphasis>
dorsal surface of exostome teeth distally showing the large papillae along the median vertical lines
<emphasis bold="true" pageId="0" pageNumber="9">E</emphasis>
dorsal surface of exostome teeth distally showing the endostomial material adherent to the teeth
<emphasis bold="true" pageId="0" pageNumber="9">F</emphasis>
ventral views of peristome
<emphasis bold="true" pageId="0" pageNumber="9">G</emphasis>
ventral surface of peristome proximally showing the smooth endostome basal membrane
<emphasis bold="true" pageId="0" pageNumber="9">H</emphasis>
ventral views of peristome distally
<emphasis bold="true" pageId="0" pageNumber="9">I, J</emphasis>
ventral surface of peristome medially and distally showing the endostomial material adherent to the teeth
<emphasis bold="true" pageId="0" pageNumber="9">K</emphasis>
spore
<emphasis bold="true" pageId="0" pageNumber="9">L</emphasis>
exine ornamentation of spore. Photographed by Xiaorui Wang from the holotype (HBNU!).
</paragraph>
</caption>
</subSubSection>
<subSubSection pageId="0" pageNumber="9" type="etymology">
<paragraph pageId="0" pageNumber="9">Etymology.</paragraph>
<paragraph pageId="0" pageNumber="9">
The specific epithet
<taxonomicName authorityName="X. R. Wang &amp; S. Mamtimin" authorityYear="2021" class="Bryopsida" family="Bryaceae" genus="Haplodontium" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Haplodontium altunense" order="Bryales" pageId="0" pageNumber="9" phylum="Bryophyta" rank="species" species="altunense">Haplodontium altunense</taxonomicName>
refers to the type locality in Altun Mountain National Nature Reserve in the Northwestern China.
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="9" type="distribution">
<paragraph pageId="0" pageNumber="9">Distribution and habitat.</paragraph>
<paragraph pageId="0" pageNumber="9">
China (Xinjiang). Only known from the type locality, on soil substrates at 4290 m in the Altun Mountain National Nature Reserve. The population grows in a dry, cold, and windy habitat with intense evaporation. The companion species include some xerophytic mosses of the family
<taxonomicName authorityName="Hampe" authorityYear="1865" class="Bryopsida" family="Pottiaceae" kingdom="Plantae" lsidName="" order="Bryales" pageId="0" pageNumber="9" rank="family">Pottiaceae</taxonomicName>
.
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="9" type="chinese name">
<paragraph pageId="0" pageNumber="9">Chinese name.</paragraph>
<paragraph pageId="0" pageNumber="9">
<normalizedToken originalValue="阿尔金拟缺齿藓">阿尔金拟缺齿藓</normalizedToken>
(
<normalizedToken originalValue="ā">a</normalizedToken>
<normalizedToken originalValue="ěr">er</normalizedToken>
<normalizedToken originalValue="jīn">jīn</normalizedToken>
<normalizedToken originalValue="nĭ"></normalizedToken>
<normalizedToken originalValue="quē">quē</normalizedToken>
<normalizedToken originalValue="chĭ">chĭ</normalizedToken>
<normalizedToken originalValue="xĭan">xĭan</normalizedToken>
)
</paragraph>
</subSubSection>
</treatment>
</document>