218 lines
16 KiB
XML
218 lines
16 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/phytokeys.188.76611" ID-GBIF-Dataset="7302a793-b512-4862-93a5-34075d5cf3e9" ID-PMC="PMC8799628" ID-Pensoft-Pub="1314-2003-188-177" ID-Pensoft-UUID="6C8F2E7D80A45116A8B31BA163D887C2" ID-PubMed="35106056" ModsDocID="1314-2003-188-177" checkinTime="1642861791488" checkinUser="pensoft" docAuthor="Yuan, Langxing, Tan, Gan, Zhang, Wenhua, Xue, Bine, Deng, Jiwen, Liu, Lei & Yao, Gang" docDate="2022" docId="D83A7BA7CC4554F9AA07E10BD9F63BB3" docLanguage="en" docName="PhytoKeys 188: 177-191" docOrigin="PhytoKeys 188" docPubDate="2022-01-21" docSource="http://dx.doi.org/10.3897/phytokeys.188.76611" docTitle="Pogostemon hainanensis L. X. Yuan & Gang Yao 2022, sp. nov." docType="treatment" docVersion="4" id="6C8F2E7D80A45116A8B31BA163D887C2" lastPageNumber="177" masterDocId="6C8F2E7D80A45116A8B31BA163D887C2" masterDocTitle="Molecular and morphological evidence for a new species of Pogostemon (Lamiaceae) from Hainan Island, China" masterLastPageNumber="191" masterPageNumber="177" pageNumber="177" updateTime="1668140594826" 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>Molecular and morphological evidence for a new species of Pogostemon (Lamiaceae) from Hainan Island, China</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>Yuan, Langxing</mods:namePart>
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<mods:affiliation>Tropical Crops Genetic Resources Institute, Chinese Academy of Tropical Agricultural Sciences, Haikou 571101, China & Haikou Duotan Wetlands Institute, Haikou 570125, China</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>Tan, Gan</mods:namePart>
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<mods:affiliation>College of Forestry and Landscape Architecture, South China Agricultural University, Guangzhou 510642, China</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>Zhang, Wenhua</mods:namePart>
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<mods:affiliation>College of Forestry and Landscape Architecture, South China Agricultural University, Guangzhou 510642, China</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>Xue, Bine</mods:namePart>
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<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0002-4515-4316</mods:nameIdentifier>
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<mods:affiliation>College of Horticulture and Landscape Architecture, Zhongkai University of Agriculture and Engineering, Guangzhou 510225, China</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>Deng, Jiwen</mods:namePart>
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<mods:affiliation>Yinggeling Branch of Hainan Tropical Rainforest National Park, Baisha 572800, China</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>Liu, Lei</mods:namePart>
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<mods:affiliation>Yinggeling Branch of Hainan Tropical Rainforest National Park, Baisha 572800, China</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>Yao, Gang</mods:namePart>
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<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0003-3101-8230</mods:nameIdentifier>
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<mods:affiliation>College of Forestry and Landscape Architecture, South China Agricultural University, Guangzhou 510642, China</mods:affiliation>
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<mods:nameIdentifier type="email">gyao@scau.edu.cn</mods:nameIdentifier>
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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>2022</mods:date>
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<mods:detail type="pubDate">
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<mods:number>2022-01-21</mods:number>
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</mods:detail>
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<mods:detail type="volume">
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<mods:number>188</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>191</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.188.76611</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.188.76611</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1314-2003-188-177</mods:identifier>
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<mods:identifier type="Pensoft-UUID">6C8F2E7D80A45116A8B31BA163D887C2</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="192515590" LSID="urn:lsid:plazi:treatment:D83A7BA7CC4554F9AA07E10BD9F63BB3" httpUri="http://treatment.plazi.org/id/D83A7BA7CC4554F9AA07E10BD9F63BB3" 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="D83A7BA7-CC45-54F9-AA07-E10BD9F63BB3" authority="L. X. Yuan & Gang Yao" authorityName="L. X. Yuan & Gang Yao" authorityYear="2022" class="Magnoliopsida" family="Lamiaceae" genus="Pogostemon" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Pogostemon hainanensis" order="Lamiales" pageId="0" pageNumber="177" phylum="Tracheophyta" rank="species" species="hainanensis" status="sp. nov.">Pogostemon hainanensis L.X. Yuan & Gang Yao</taxonomicName>
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<taxonomicNameLabel pageId="0" pageNumber="177">sp. 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 2" captionStartId="F2" captionText="Figure 2. Habit of Pogostemon hainanensis." figureDoi="10.3897/phytokeys.188.76611.figure2" httpUri="https://binary.pensoft.net/fig/636516" pageId="0" pageNumber="177">Figures 2</figureCitation>
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Pogostemon hainanensis A branch B leaf C, D leaf E spike of inflorescence F stem G cross section of stem H bract (the left one) and bracteoles (the right two) I, J flower K calyx L nutlets." figureDoi="10.3897/phytokeys.188.76611.figure3" httpUri="https://binary.pensoft.net/fig/636517" pageId="0" pageNumber="177">, 3</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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The species is similar to
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<taxonomicName class="Magnoliopsida" family="Caryophyllaceae" genus="Pogostemon" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Pogostemon parviflorus" order="Lamiales" pageId="0" pageNumber="177" phylum="Tracheophyta" rank="species" species="parviflorus">
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<emphasis italics="true" pageId="0" pageNumber="177">Pogostemon parviflorus</emphasis>
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</taxonomicName>
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Benth. in general morphology, but differs from the latter by its leaves margin obviously double serrate, petioles usually 4.5-11.5 cm long, spikes of inflorescence up to 8 cm long, calyx 4-5 mm long, corolla 6-7 mm long, and the calyx teeth is 2/3 to subequal as long as the calyx tube.
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</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">
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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="2021-02-06" collectorName="L. X. Yuan" country="China" county="Yinggeling Nature Reserve" elevation="570" latitude="18.910625" location="Fanyang" longLatPrecision="1" longitude="109.374054" municipality="Nanleshan" specimenCount="1" stateProvince="Hainan province" typeStatus="holotype">
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<collectingCountry name="China">China</collectingCountry>
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.
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<collectingRegion country="China" name="Hainan">Hainan province</collectingRegion>
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,
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<collectingCounty>Yinggeling Nature Reserve</collectingCounty>
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,
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<collectingMunicipality>Nanleshan</collectingMunicipality>
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,
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<location LSID="urn:lsid:plazi:treatment:D83A7BA7CC4554F9AA07E10BD9F63BB3:8D22452C08032229BEE7051E4B4B5456" country="China" county="Yinggeling Nature Reserve" latitude="18.910625" longLatPrecision="1" longitude="109.374054" municipality="Nanleshan" name="Fanyang" stateProvince="Hainan province">Fanyang</location>
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,
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<location LSID="urn:lsid:plazi:treatment:D83A7BA7CC4554F9AA07E10BD9F63BB3:F8FAFE6C47C41092A339953D436D3E8D" country="China" county="Yinggeling Nature Reserve" latitude="18.910625" longLatPrecision="1" longitude="109.374054" municipality="Nanleshan" name="Wuzhishan" stateProvince="Hainan province">Wuzhishan</location>
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,
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<geoCoordinate degrees="18" direction="north" minutes="54" orientation="latitude" precision="1" seconds="38.25" value="18.910625">18°54'38.25"N</geoCoordinate>
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,
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<geoCoordinate degrees="109" direction="east" minutes="22" orientation="longitude" precision="1" seconds="26.58" value="109.374054">109°22'26.58"E</geoCoordinate>
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, at an elevation of about
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<quantity metricMagnitude="2" metricUnit="m" metricValue="5.7" unit="m" value="570.0">
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<elevation metricMagnitude="2" metricUnit="m" metricValue="5.7" unit="m" value="570.0">570 m</elevation>
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</quantity>
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,
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<collectingDate value="2021-02-06">6 February 2021</collectingDate>
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,
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<emphasis italics="true" pageId="0" pageNumber="177">
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<collectorName>L.X. Yuan</collectorName>
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20210206001
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</emphasis>
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(
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<typeStatus>holotype</typeStatus>
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, IBSC; isotypes: IBSC, KUN)
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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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Perennial herbs or shrubs, 0.8-2 m tall. Stem erect, 6-8 mm in diameter, 4-angular, slightly dilated at nodes, a few branched, strigose, or villous at the upper part. Leaves opposite; blade ovate, rarely ovate-lanceolate, (5.5-) 9-13.5
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<normalizedToken originalValue="×">x</normalizedToken>
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(2.5) 6.5-10.5 cm, papery or membranous, strigose on both surfaces, base broadly cuneate, margin obviously double serrate, entire at base, apex acuminate; midvein elevated abaxially, lateral vein 3-4 (rarely 5) pairs on each side of the midvein, slightly elevated abaxially; petioles (1.5-) 4-11.5 cm long, ca. 1 mm in diameter, strigose. Spikes of inflorescence (1.0-) 2.5-8.0(-10.5) cm long, 9-12 mm in diameter, terminal and axillary, interrupted basally in long spikes, usually with more than two lateral branches; peduncle (1-) 2-4 cm long, densely villous; verticillasters many-flowered, flowers sessile. Bracts oblong, 5-13
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<normalizedToken originalValue="×">x</normalizedToken>
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2.5-5 mm, strigose, midvein elevated abaxially, lateral vein 1-2 pairs on each side of the midvein or sometimes obscure; bracteoles ovate-lanceolate to narrowly lanceolate, 2.5-5
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<normalizedToken originalValue="×">x</normalizedToken>
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0.7-1.8 mm, strigose. Calyx tubular-inflated, 4-5 mm long, 5-veined, strigose and sparsely golden glandular outside, sometimes sparsely strigillose inside at the upper part of tube; teeth 5, narrowly triangular, equal, 1.8-2 mm long, 0.6-0.8 mm wide at base, 2/3 to subequal as long as the calyx tube, subglabours or strigillose inside. Corolla white, 6-7 mm long, exserted evidently from calyx, 2-lipped, upper lip 3-lobed, lower lip entire. Stamens 4, erect, much exserted from corolla; filaments 7-7.5 mm long, all inserted at a height of ca. 2 mm in the tube, bearded at middle, bearded portion exserted; anther 1-locular, cell apex dehiscent. Style 7-7.5 mm long; stigma bifid, lobes subequal, 1.2-1.7 mm long. Disc ca. 0.6 mm long. Nutlets 4, ca. 0.7
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<normalizedToken originalValue="×">x</normalizedToken>
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ca. 0.6 mm long, ellipsoid or slightly depressed globose, abaxially slightly flat, adaxially ribbed, black or dark brown.
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</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">
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<taxonomicName authorityName="L. X. Yuan & Gang Yao" authorityYear="2022" class="Magnoliopsida" family="Caryophyllaceae" genus="Pogostemon" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Pogostemon hainanensis" order="Lamiales" pageId="0" pageNumber="177" phylum="Tracheophyta" rank="species" species="hainanensis">
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<emphasis italics="true" pageId="0" pageNumber="177">Pogostemon hainanensis</emphasis>
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</taxonomicName>
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is named after its type locality, Hainan province, China.
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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">Flowering from December to the next February and fruiting from January to April.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="177" type="paratype">
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<paragraph pageId="0" pageNumber="177">Paratype.</paragraph>
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<paragraph pageId="0" pageNumber="177">
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China. Hainan Province, Lingshui Hsien, 12 January 1934, near river,
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<emphasis italics="true" pageId="0" pageNumber="177">Z. Huang 36483</emphasis>
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(IBSC-0585902!); Ledong Hsien, Jiaxi Nature Reserve,
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<geoCoordinate degrees="18" direction="north" minutes="52" orientation="latitude" precision="1" seconds="35.85" value="18.876625">18°52'35.85"N</geoCoordinate>
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,
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<geoCoordinate degrees="109" direction="east" minutes="10" orientation="longitude" precision="1" seconds="36.99" value="109.17694">109°10'36.99"E</geoCoordinate>
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, at an elevation of about 800 m, 7 February 2021,
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<emphasis italics="true" pageId="0" pageNumber="177">L.X. Yuan 20210207001</emphasis>
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(IBSC); Baoting Hsien, near the Tiantan waterfall,
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<geoCoordinate degrees="18" direction="north" minutes="42" orientation="latitude" precision="1" seconds="16.17" value="18.704493">18°42'16.17"N</geoCoordinate>
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,
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<geoCoordinate degrees="109" direction="east" minutes="41" orientation="longitude" precision="1" seconds="50.55" value="109.69737">109°41'50.55"E</geoCoordinate>
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, at an elevation of about 560 m, 25 April 2021,
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<emphasis italics="true" pageId="0" pageNumber="177">L.X. Yuan 20210425001</emphasis>
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(IBSC).
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</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 habit.</paragraph>
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<paragraph pageId="0" pageNumber="177">
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The new species is endemic to Hainan Province, China (Figure
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<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Distribution of Pogostemon hainanense (red circular)." figureDoi="10.3897/phytokeys.188.76611.figure4" httpUri="https://binary.pensoft.net/fig/636518" pageId="0" pageNumber="177">4</figureCitation>
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). It grows under forests, usually near ravines, at an elevation of 550-800 m.
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</paragraph>
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<caption doi="10.3897/phytokeys.188.76611.figure4" httpUri="https://binary.pensoft.net/fig/636518" 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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Distribution of
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<taxonomicName class="Magnoliopsida" family="Caryophyllaceae" genus="Pogostemon" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Pogostemon hainanense" order="Lamiales" pageId="0" pageNumber="177" phylum="Tracheophyta" rank="species" species="hainanense">
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<emphasis italics="true" pageId="0" pageNumber="177">Pogostemon hainanense</emphasis>
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</taxonomicName>
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(red circular).
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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="chinese name">
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<paragraph pageId="0" pageNumber="177">Chinese name.</paragraph>
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<paragraph pageId="0" pageNumber="177">Hai Nan Ci Rui Cao (海南刺蕊草).</paragraph>
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</subSubSection>
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</treatment>
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</document> |