263 lines
17 KiB
XML
263 lines
17 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/phytokeys.187.64023" ID-GBIF-Dataset="4c2a1561-cdc8-4d5b-8597-f553a6bfcf4e" ID-PMC="PMC8738627" ID-Pensoft-Pub="1314-2003-187-177" ID-Pensoft-UUID="CE50BBBB7DC75612933ED263D4117F0A" ID-PubMed="35068974" ModsDocID="1314-2003-187-177" checkinTime="1640880459446" checkinUser="pensoft" docAuthor="Yahara, Tetsukazu, Hirota, Shun K., Fuse, Kengo, Sato, Hiroyuki, Tagane, Shuichiro & Suyama, Yoshihisa" docDate="2021" docId="086CE360D0A855C4AD65F2EB8867F874" docLanguage="en" docName="PhytoKeys 187: 177-188" docOrigin="PhytoKeys 187" docPubDate="2021-12-30" docSource="http://dx.doi.org/10.3897/phytokeys.187.64023" docTitle="Stellaria alsine subsp. nana K. Fuse & Yahara 2021, subsp. nov." docType="treatment" docVersion="4" id="CE50BBBB7DC75612933ED263D4117F0A" lastPageNumber="177" masterDocId="CE50BBBB7DC75612933ED263D4117F0A" masterDocTitle="A new subspecies of Stellaria alsine (Caryophyllaceae) from Yakushima, Japan" masterLastPageNumber="188" masterPageNumber="177" pageNumber="177" updateTime="1668140560224" updateUser="ExternalLinkService">
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<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo>
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<mods:title>A new subspecies of Stellaria alsine (Caryophyllaceae) from Yakushima, Japan</mods:title>
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</mods:titleInfo>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Yahara, Tetsukazu</mods:namePart>
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<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0001-5105-7152</mods:nameIdentifier>
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<mods:affiliation>Kyushu Open University, 744 Motooka, Fukuoka, 819 - 0395, Japan</mods:affiliation>
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<mods:nameIdentifier type="email">tet.yahara@gmail.com</mods:nameIdentifier>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Hirota, Shun K.</mods:namePart>
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<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0002-6104-1119</mods:nameIdentifier>
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<mods:affiliation>Field Science Center, Graduate School of Agricultural Science, Tohoku University, 232 - 3 Aza-yomogida, Naruko Onsen, Osaki, Miyagi 989 - 6711, Japan</mods:affiliation>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Fuse, Kengo</mods:namePart>
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<mods:affiliation>Kyushu Open University, 744 Motooka, Fukuoka, 819 - 0395, Japan</mods:affiliation>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Sato, Hiroyuki</mods:namePart>
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<mods:affiliation>Kyushu Open University, 744 Motooka, Fukuoka, 819 - 0395, Japan</mods:affiliation>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Tagane, Shuichiro</mods:namePart>
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<mods:affiliation>The Kagoshima University Museum, Kagoshima University, 1 - 21 - 30 Korimoto, Kagoshima, 890 - 0065, Japan</mods:affiliation>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Suyama, Yoshihisa</mods:namePart>
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<mods:affiliation>Field Science Center, Graduate School of Agricultural Science, Tohoku University, 232 - 3 Aza-yomogida, Naruko Onsen, Osaki, Miyagi 989 - 6711, Japan</mods:affiliation>
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</mods:name>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:relatedItem type="host">
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<mods:titleInfo>
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<mods:title>PhytoKeys</mods:title>
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</mods:titleInfo>
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<mods:part>
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<mods:date>2021</mods:date>
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<mods:detail type="pubDate">
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<mods:number>2021-12-30</mods:number>
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</mods:detail>
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<mods:detail type="volume">
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<mods:number>187</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>177</mods:start>
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<mods:end>188</mods:end>
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</mods:extent>
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</mods:part>
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</mods:relatedItem>
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<mods:location>
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<mods:url>http://dx.doi.org/10.3897/phytokeys.187.64023</mods:url>
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</mods:location>
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<mods:classification>journal article</mods:classification>
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<mods:identifier type="DOI">http://dx.doi.org/10.3897/phytokeys.187.64023</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1314-2003-187-177</mods:identifier>
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<mods:identifier type="Pensoft-UUID">CE50BBBB7DC75612933ED263D4117F0A</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="191808533" LSID="urn:lsid:plazi:treatment:086CE360D0A855C4AD65F2EB8867F874" httpUri="http://treatment.plazi.org/id/086CE360D0A855C4AD65F2EB8867F874" lastPageNumber="177" pageId="0" pageNumber="177">
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<subSubSection pageId="0" pageNumber="177" type="nomenclature">
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<paragraph pageId="0" pageNumber="177">
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<taxonomicName LSID="086CE360-D0A8-55C4-AD65-F2EB8867F874" authority="K. Fuse & Yahara" authorityName="K. Fuse & Yahara" authorityYear="2021" class="Magnoliopsida" family="Caryophyllaceae" genus="Stellaria" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Stellaria alsine subsp. nana" order="Caryophyllales" pageId="0" pageNumber="177" phylum="Tracheophyta" rank="subSpecies" species="alsine" status="subsp. nov." subSpecies="nana">Stellaria alsine Grimm subsp. nana K. Fuse & Yahara</taxonomicName>
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<taxonomicNameLabel pageId="0" pageNumber="177">subsp. nov.</taxonomicNameLabel>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="177" type="description">
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<paragraph pageId="0" pageNumber="177">
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<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Stellaria alsine subsp. nana K. Fuse & Yahara A a living stem of K. Fuse & T. Saito JPN 4891 bearing a chasmogamous flower B the chasmogamous flower of A C Living stems of the holotype, T. Yahara et al. JPN 0573, bearing cleistogamous flowers D a fruit of K. Fuse & T. Saito JPN 1791. Scale bars: 1 cm (A, C); 1 mm (B); 2 mm (D)." figureDoi="10.3897/phytokeys.187.64023.figure4" httpUri="https://binary.pensoft.net/fig/628606" pageId="0" pageNumber="177">Fig. 4</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="177" type="diagnosis">
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<paragraph pageId="0" pageNumber="177">Diagnosis.</paragraph>
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<paragraph pageId="0" pageNumber="177">
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<taxonomicName authorityName="K. Fuse & Yahara" authorityYear="2021" class="Magnoliopsida" family="Caryophyllaceae" genus="Stellaria" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Stellaria alsine subsp. nana" order="Caryophyllales" pageId="0" pageNumber="177" phylum="Tracheophyta" rank="subSpecies" species="alsine" subSpecies="nana">Stellaria alsine subsp. nana</taxonomicName>
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differs from the typical subspecies in its shorter stem (2.5-6 cm vs. 15-30 cm), smaller lamina (0.5-1 cm
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<normalizedToken originalValue="×">x</normalizedToken>
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1-3 mm vs. 0.5-2 cm
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<normalizedToken originalValue="×">x</normalizedToken>
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2-4 mm), shorter pedicels (0.1-0.6 cm long vs. 0.5-2 cm long), as well as chasmogamous flowers with 3 stamens and 2 styles (vs. 5 stamens and 3 styles) that are usually solitary (vs. usually 3-5 on a terminal or axillary cyme).
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</paragraph>
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<caption doi="10.3897/phytokeys.187.64023.figure4" httpUri="https://binary.pensoft.net/fig/628606" pageId="0" pageNumber="177" start="Figure 4" startId="F4">
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<paragraph pageId="0" pageNumber="177">
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<emphasis bold="true" pageId="0" pageNumber="177">Figure 4.</emphasis>
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<taxonomicName authorityName="K. Fuse & Yahara" authorityYear="2021" class="Magnoliopsida" family="Caryophyllaceae" genus="Stellaria" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Stellaria alsine subsp. nana" order="Caryophyllales" pageId="0" pageNumber="177" phylum="Tracheophyta" rank="subSpecies" species="alsine" subSpecies="nana">Stellaria alsine subsp. nana</taxonomicName>
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K. Fuse & Yahara
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<emphasis bold="true" pageId="0" pageNumber="177">A</emphasis>
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a living stem of
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<emphasis italics="true" pageId="0" pageNumber="177">K. Fuse & T. Saito JPN4891</emphasis>
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bearing a chasmogamous flower
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<emphasis bold="true" pageId="0" pageNumber="177">B</emphasis>
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the chasmogamous flower of A
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<emphasis bold="true" pageId="0" pageNumber="177">C</emphasis>
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Living stems of the holotype,
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<emphasis italics="true" pageId="0" pageNumber="177">T. Yahara</emphasis>
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et al.
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<emphasis italics="true" pageId="0" pageNumber="177">JPN</emphasis>
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0573, bearing cleistogamous flowers
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<emphasis bold="true" pageId="0" pageNumber="177">D</emphasis>
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a fruit of
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<emphasis italics="true" pageId="0" pageNumber="177">K. Fuse & T. Saito JPN1791.</emphasis>
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Scale bars: 1 cm (
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<emphasis bold="true" pageId="0" pageNumber="177">A, C</emphasis>
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); 1 mm (
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<emphasis bold="true" pageId="0" pageNumber="177">B</emphasis>
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); 2 mm (
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<emphasis bold="true" pageId="0" pageNumber="177">D</emphasis>
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).
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="177" type="materials_examined">
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<paragraph pageId="0" pageNumber="177">
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<typeStatus>Type</typeStatus>
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.
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</paragraph>
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<paragraph pageId="0" pageNumber="177">
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<materialsCitation collectingDate="2020-07-21" collectorName="T. Yahara, H. Sato, K. Fuse, Y. Higashi" country="Japan" elevation="1500" latitude="30.34138" location="Mt. Nagata" longLatPrecision="1" longitude="130.477" municipality="Yakushima" specimenCount="1" stateProvince="Kagoshima Prefecture" typeStatus="holotype">
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<collectingCountry name="Japan">Japan</collectingCountry>
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.
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<collectingRegion country="Japan" name="Kagoshima">Kagoshima Prefecture</collectingRegion>
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:
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<collectingMunicipality>Yakushima</collectingMunicipality>
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, along a path to
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<location LSID="urn:lsid:plazi:treatment:086CE360D0A855C4AD65F2EB8867F874:73E435E8176B954157B72AB20DD0C646" country="Japan" latitude="30.34138" longLatPrecision="1" longitude="130.477" municipality="Yakushima" name="Mt. Nagata" stateProvince="Kagoshima Prefecture">Mt. Nagata</location>
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, on rocks along streams,
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<geoCoordinate degrees="30" direction="north" minutes="20" orientation="latitude" precision="1" seconds="28.96" value="30.34138">30°20'28.96"N</geoCoordinate>
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,
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<geoCoordinate degrees="130" direction="east" minutes="28" orientation="longitude" precision="1" seconds="37.22" value="130.477">130°28'37.22"E</geoCoordinate>
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,
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<quantity metricMagnitude="3" metricUnit="m" metricValue="1.5" unit="m" value="1500.0">
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<elevation metricMagnitude="3" metricUnit="m" metricValue="1.5" unit="m" value="1500.0">1500 m</elevation>
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</quantity>
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elevation,
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<collectingDate value="2020-07-21">21 July 2020</collectingDate>
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, with cleistogamous flowers,
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<emphasis italics="true" pageId="0" pageNumber="177">
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<collectorName>T. Yahara</collectorName>
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</emphasis>
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,
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<emphasis italics="true" pageId="0" pageNumber="177">
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<collectorName>H. Sato</collectorName>
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</emphasis>
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,
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<emphasis italics="true" pageId="0" pageNumber="177">
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<collectorName>K. Fuse</collectorName>
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</emphasis>
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,
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<emphasis italics="true" pageId="0" pageNumber="177">
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<collectorName>Y. Higashi</collectorName>
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JPN0573
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</emphasis>
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(
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<emphasis bold="true" italics="true" pageId="0" pageNumber="177">
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<typeStatus>holotype</typeStatus>
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</emphasis>
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: FU!,
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<emphasis bold="true" italics="true" pageId="0" pageNumber="177">isotype</emphasis>
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: KYO!)
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</materialsCitation>
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.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="177" type="description">
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<paragraph pageId="0" pageNumber="177">Description.</paragraph>
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<paragraph pageId="0" pageNumber="177">
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Herbs possibly biennial. Stems caespitose, 2.5-6 cm long, glabrous, erect in upper and middle parts, prostrate in lower parts. Leaves deciduous, sessile; blade oblong-obovate or narrowly obovate, 0.5-1 cm
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<normalizedToken originalValue="×">x</normalizedToken>
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1-3 mm, glabrous, single-veined, base attenuate, apex acute, margin entire. Flowers solitary or 2-3 flowers in an axillary or terminal cyme with a ca. 6 mm scape. Pedicel 1-6 mm long, slender, glabrous. Sepals ovate-lanceolate, ca. 2.5 mm long in chasmogamous flowers, ca. 2.0 mm long in cleistogamous flowers, glabrous, apex acute. Petals of chasmogamous flowers 5, ca. 2.6 mm long, 2-cleft nearly to base; lobes oblanceolate, apex obtuse; petals absent in cleistogamous flowers. Stamens of chasmogamous flowers 3, 0.8 mm long; filaments ca. 0.4 mm long, glabrous, anthers globular, 0.4 mm in diam. Styles 2, glabrous. Capsule obovoid, 2.5 mm long, as long as sepals when mature, 2-loculated. Seeds dark brown, reniform, ca. 0.7 mm long, slightly flattened, tuberculate with raised papillae, without an appendage.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="177" type="phenology">
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<paragraph pageId="0" pageNumber="177">Phenology.</paragraph>
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<paragraph pageId="0" pageNumber="177">Chasmogamous flowers were observed in May, cleistogamous flowers and immature fruits were observed in July, and mature fruits and seeds were observed in September.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="177" type="distribution">
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<paragraph pageId="0" pageNumber="177">Distribution and habitat.</paragraph>
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<paragraph pageId="0" pageNumber="177">Yakushima, Japan (endemic). At present, this subspecies has been identified in two populations growing on rocks along streams at 1500 m elevation in the vicinity of Mt. Nagata.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="177" type="etymology">
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<paragraph pageId="0" pageNumber="177">Etymology.</paragraph>
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<paragraph pageId="0" pageNumber="177">The subspecific epithet is derived from its dwarf habit.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="177" type="conservation status">
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<paragraph pageId="0" pageNumber="177">Conservation status.</paragraph>
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<paragraph pageId="0" pageNumber="177">Vulnerable (VU). The population size was estimated to be between 250 and 1000 mature individuals. The habitat is located within the protected area of Yakushima (Island) National Park and no threats are detected at present.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="177" type="materials_examined">
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<paragraph pageId="0" pageNumber="177">Additional specimens examined.</paragraph>
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<paragraph pageId="0" pageNumber="177">
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<materialsCitation collectingDate="2020-09-04" collectingDateMax="2021-05-03" collectingDateMin="2020-09-04" collectorName="K. Fuse, T. Saito" country="Japan" elevation="1500" latitude="30.344362" location="Mt. Nagata" longLatPrecision="1" longitude="130.49126" municipality="Yakushima" specimenCount="1" stateProvince="Kagoshima Prefecture">
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<collectingCountry name="Japan">Japan</collectingCountry>
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.
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<collectingRegion country="Japan" name="Kagoshima">Kagoshima Prefecture</collectingRegion>
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:
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<collectingMunicipality>Yakushima</collectingMunicipality>
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, along a path to
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<location LSID="urn:lsid:plazi:treatment:086CE360D0A855C4AD65F2EB8867F874:386B08B6E6CD8B815A7BA326E55C5EF6" country="Japan" latitude="30.344362" longLatPrecision="1" longitude="130.49126" municipality="Yakushima" name="Mt. Nagata" stateProvince="Kagoshima Prefecture">Mt. Nagata</location>
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,
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<geoCoordinate degrees="30" direction="north" minutes="20" orientation="latitude" precision="1" seconds="28.96" value="30.34138">30°20'28.96"N</geoCoordinate>
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,
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<geoCoordinate degrees="130" direction="east" minutes="28" orientation="longitude" precision="1" seconds="37.22" value="130.477">130°28'37.22"E</geoCoordinate>
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,
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<quantity metricMagnitude="3" metricUnit="m" metricValue="1.5" unit="m" value="1500.0">
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<elevation metricMagnitude="3" metricUnit="m" metricValue="1.5" unit="m" value="1500.0">1500 m</elevation>
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</quantity>
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elevation,
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<collectingDate value="2020-09-04">4 September 2020</collectingDate>
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, with fruits,
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<emphasis italics="true" pageId="0" pageNumber="177">
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<collectorName>K. Fuse</collectorName>
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</emphasis>
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,
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<emphasis italics="true" pageId="0" pageNumber="177">
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<collectorName>T. Saito</collectorName>
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JPN1791
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</emphasis>
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(FU!); a gorge
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<locationDeviation location="Mt. Nagata">N of Mt. Nagata</locationDeviation>
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,
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<geoCoordinate degrees="30" direction="north" minutes="20" orientation="latitude" precision="1" seconds="39.7" value="30.344362">30°20'39.7"N</geoCoordinate>
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,
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<geoCoordinate degrees="130" direction="east" minutes="29" orientation="longitude" precision="1" seconds="28.5" value="130.49126">130°29'28.5"E</geoCoordinate>
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,
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<quantity metricMagnitude="3" metricUnit="m" metricValue="1.7" unit="m" value="1700.0">
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<elevation metricMagnitude="3" metricUnit="m" metricValue="1.7" unit="m" value="1700.0">1700 m</elevation>
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</quantity>
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elevation,
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<collectingDate value="2021-05-03">3 May 2021</collectingDate>
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, with chasmogamous flowers,
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<emphasis italics="true" pageId="0" pageNumber="177">
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<collectorName>K. Fuse</collectorName>
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</emphasis>
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,
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<emphasis italics="true" pageId="0" pageNumber="177">
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<collectorName>T. Saito</collectorName>
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JPN4891
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</emphasis>
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(FU!)
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</materialsCitation>
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.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |