245 lines
29 KiB
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245 lines
29 KiB
XML
<document ID-CLB-Dataset="5184" ID-DOI="http://dx.doi.org/10.3897/phytokeys.180.65813" ID-GBIF-Dataset="ae22a991-7c94-4500-bb94-64d7652bfe18" ID-PMC="PMC8355006" ID-Pensoft-Pub="1314-2003-180-65" ID-Pensoft-UUID="FC0B63F49A45536081D97C566F3190D1" ID-PubMed="34393577" ModsDocID="1314-2003-180-65" checkinTime="1628022049972" checkinUser="pensoft" docAuthor="Yin, Dan-Hong, Huang, Teng-Fei, Lu, Zhen & Duan, Lin-Dong" docDate="2021" docId="202E2B8FF6605CF8A58FC5705FE355F8" docLanguage="en" docName="PhytoKeys 180: 65-71" docOrigin="PhytoKeys 180" docPubDate="2021-08-03" docSource="http://dx.doi.org/10.3897/phytokeys.180.65813" docTitle="Elatostema xingyiense L. D. Duan & D. H. Yin, sp. nov." docType="treatment" docVersion="6" id="FC0B63F49A45536081D97C566F3190D1" lastPageNumber="65" masterDocId="FC0B63F49A45536081D97C566F3190D1" masterDocTitle="A new species and a new series of Elatostema (Urticaceae) from south-western China" masterLastPageNumber="71" masterPageNumber="65" pageNumber="65" updateTime="1732807005853" updateUser="ExternalLinkService">
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<mods:mods id="7EE3842F2FB9E35133F52F8AAA6FBFFE" xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo id="C2E54A7630A201A5A2C1EB62BC7CC174">
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<mods:title id="933D4CC59F9CC9C9E26195088F325015">A new species and a new series of Elatostema (Urticaceae) from south-western China</mods:title>
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</mods:titleInfo>
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<mods:name id="63B3D53784B08668C077915027E00B5D" type="personal">
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<mods:role id="2F706B829B89CE9B41F87A5C002294B4">
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<mods:roleTerm id="D02938028EE660B4AF2259633518009D">Author</mods:roleTerm>
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<mods:namePart id="8E96AF18599436716EE821AF603A35EB">Yin, Dan-Hong</mods:namePart>
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<mods:affiliation id="AA9407735DBCC11CA55F4E01B4B53930">School of Urban and Rural Construction, Shaoyang University, Shaoyang 422000, Hunan, China</mods:affiliation>
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</mods:name>
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<mods:name id="35B805055978B58AA90FBCBEB6702FE6" type="personal">
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<mods:roleTerm id="7C6EF41094D7495B9EE4366867E7EE2F">Author</mods:roleTerm>
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<mods:namePart id="0D2A73804CF94C3364EE0D12ECCC9112">Huang, Teng-Fei</mods:namePart>
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<mods:affiliation id="B7FDE0ED7FA3098F7F1EB5AD2081FF84">Forestry Administration of Shaoyang, Shaoyang 422000, Hunan, China</mods:affiliation>
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</mods:name>
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<mods:name id="7DE849AA7B608895DA263BCC58874A05" type="personal">
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<mods:role id="B1FF121D29A16D520A251F1F4ADEAF45">
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<mods:roleTerm id="5547549031B328586FDB43C6F55C8FAC">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="538DA8051215C1F61C4419CAB8B21173">Lu, Zhen</mods:namePart>
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<mods:affiliation id="222DA218876BB435D0B03554F093BFF6">School of Urban and Rural Construction, Shaoyang University, Shaoyang 422000, Hunan, China</mods:affiliation>
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</mods:name>
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<mods:name id="ADECFE2B7E98CFE869A15C945C8C4E46" type="personal">
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<mods:role id="396693773DB79A6EBB160389BF85EA35">
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<mods:roleTerm id="C9BC2ABB6604EAFE64F5490435F83A4F">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="0372D3A5EEE2CF9E6ECACBA0E54F3678">Duan, Lin-Dong</mods:namePart>
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<mods:affiliation id="E5B1912D4092EB118A0C188CD106883A">School of Urban and Rural Construction, Shaoyang University, Shaoyang 422000, Hunan, China</mods:affiliation>
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<mods:nameIdentifier id="A6631380235C8E67B293095CD46F04E8" type="email">ldduan@163.com</mods:nameIdentifier>
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<mods:title id="CA292C2D6C7D6F22FD22CA40DA6D2E80">PhytoKeys</mods:title>
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<mods:part id="33EB60258F9D16589BC36E0259D0B007">
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<mods:date id="BFB95592191BD4F5702F8E28CC16D23E">2021</mods:date>
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<mods:number id="5F69D0097A84F342913CFC9D531D20B1">2021-08-03</mods:number>
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<mods:detail id="C118373820E6C7DFD8FF751F3BB06A1C" type="volume">
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<mods:number id="8145B5F8C6EF429FC7E1FED15D27E24B">180</mods:number>
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<mods:start id="BA45E06BAF665F069AD71EB1128E45A4">65</mods:start>
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<mods:end id="DC1DCBC0B06EF9A28B26205C93052601">71</mods:end>
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<mods:url id="CDCAFCDECA0083AE6956456664EB209F">http://dx.doi.org/10.3897/phytokeys.180.65813</mods:url>
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<mods:classification id="16082E463FA3BB28B23979F2EF5D4271">journal article</mods:classification>
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<mods:identifier id="DF819CE9F52962339E5144203175ADB3" type="DOI">http://dx.doi.org/10.3897/phytokeys.180.65813</mods:identifier>
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<mods:identifier id="CA15A719019F41E3629C0DE6C912B8B2" type="Pensoft-Pub">1314-2003-180-65</mods:identifier>
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</mods:mods>
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<subSection id="3CC088E899A0B373EF6678FBA3AFF15B" pageId="0" pageNumber="65" type="taxonomy">
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<treatment id="202E2B8FF6605CF8A58FC5705FE355F8" ID-GBIF-Taxon="183917631" LSID="urn:lsid:plazi:treatment:202E2B8FF6605CF8A58FC5705FE355F8" httpUri="http://treatment.plazi.org/id/202E2B8FF6605CF8A58FC5705FE355F8" lastPageNumber="65" pageId="0" pageNumber="65" scope_family="Urticaceae">
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<subSubSection id="A933972A7EE58C9A18B747E35713473C" pageId="0" pageNumber="65" type="nomenclature">
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<paragraph id="B645124FB3B8134E8F0643FEDFE74208" pageId="0" pageNumber="65">
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<taxonomicName id="8C3D15B9B86C8AA4075F9553B9BD4D78" LSID="202E2B8F-F660-5CF8-A58F-C5705FE355F8" authority="L. D. Duan & D. H. Yin, sp. nov." authorityName="L. D. Duan & D. H. Yin, sp. nov." class="Magnoliopsida" family="Urticaceae" genus="Elatostema" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Elatostema xingyiense" order="Rosales" pageId="0" pageNumber="65" phylum="Tracheophyta" rank="species" species="xingyiense">Elatostema xingyiense L.D. Duan & D.H. Yin, sp. nov.</taxonomicName>
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</paragraph>
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</subSubSection>
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<subSubSection id="267788A94FCD41B5454F837C4058BB2F" pageId="0" pageNumber="65" type="description">
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<paragraph id="D946AF72292795785AE52CD55D53F35D" pageId="0" pageNumber="65">
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<figureCitation id="A55F883769E5B2088E1CC8707A442FDA" captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Elatostema xingyiense L. D. Duan & D. H. Yin A habit B male flower C male inflorescence in fresh specimen D male inflorescence E male inflorescence and secondary peduncle F female inflorescence in fresh specimen G female inflorescence H blades in fresh specimen I bract longitudinally 3 - ribbed. Photos: Lin-Dong Duan and Dan-Hong Yin." figureDoi="10.3897/phytokeys.180.65813.figure1" httpUri="https://binary.pensoft.net/fig/573970" pageId="0" pageNumber="65">Fig. 1</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection id="D334150C7FE10CE8104BE72A35737B71" pageId="0" pageNumber="65" type="materials_examined">
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<paragraph id="903408D209CC21609DECC85E7AFD5388" pageId="0" pageNumber="65">
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<typeStatus id="D4A7A523B8D972EBC9C6484EA9AB47CC">Type</typeStatus>
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.
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</paragraph>
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<paragraph id="C924E846B4F1F0BDD89EF57F6BF3FE41" pageId="0" pageNumber="65">
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<materialsCitation id="A4122A503F98C54190C9769CE5334A57" collectingDate="2019-02-08" collectorName="Lin-Dong Duan, Zhen Lu" country="China" elevation="1110" latitude="25.166111" location="Maling River Canyon Scenic Area" longLatPrecision="1" longitude="104.955574" municipality="Xingyi City" specimenCount="1" stateProvince="Guizhou" typeStatus="holotype">
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<collectingCountry id="DBBC5ED01FB3E771EF9CAF6D190A06B0" name="China">China</collectingCountry>
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<collectingRegion id="FA609C85D0AC7A69349BC78205D4C9E4" country="China" name="Guizhou">Guizhou</collectingRegion>
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:
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<collectingMunicipality id="1F8A799B60F0917F2E45D2B4BC906B8E">Xingyi City</collectingMunicipality>
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,
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<location id="5C5230AE1F9A5668664682AE5A55B99A" LSID="urn:lsid:plazi:treatment:202E2B8FF6605CF8A58FC5705FE355F8:5C5230AE1F9A5668664682AE5A55B99A" country="China" latitude="25.166111" longLatPrecision="1" longitude="104.955574" municipality="Xingyi City" name="Maling River Canyon Scenic Area" stateProvince="Guizhou">Maling River Canyon Scenic Area</location>
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, adarces and walls in the valley floor of middle mountains,
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<geoCoordinate id="8470CC20E79667766B32D065FE2150BB" degrees="25" direction="north" minutes="09" orientation="latitude" precision="1" seconds="58.00" value="25.166111">25°09'58.00"N</geoCoordinate>
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,
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<geoCoordinate id="6C7A990DEF474871C98BFDB100E5FFC5" degrees="104" direction="east" minutes="57" orientation="longitude" precision="1" seconds="20.07" value="104.955574">104°57'20.07"E</geoCoordinate>
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,
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<quantity id="21014301EDAB5D5A9F45718CF8825C63" metricMagnitude="3" metricUnit="m" metricValue="1.1099999999999999" unit="m" value="1110.0">
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<elevation id="379E69F87E4298D0E0463F4DA9F8319C" metricMagnitude="3" metricUnit="m" metricValue="1.1099999999999999" unit="m" value="1110.0">1110 m</elevation>
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</quantity>
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alt.,
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<collectingDate id="DC7A1CCEBAA10335323E7D85F787572E" value="2019-02-08">8 February 2019</collectingDate>
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,
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<emphasis id="5C483EA7EB36B83AFABEA1C1978205F1" italics="true" pageId="0" pageNumber="65">
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<collectorName id="EEB3A0EC86048A80DC2806843A3FB2F3">Lin-Dong Duan</collectorName>
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&
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<collectorName id="18C842B5114B9327537E1C1AAEBEE1CC">Zhen Lu</collectorName>
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</emphasis>
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,
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<emphasis id="ADC81986B305C3A436EED46418C3287D" italics="true" pageId="0" pageNumber="65">6118</emphasis>
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(
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<emphasis id="BE1004218A3A077C09BDDF1DD7A64535" bold="true" italics="true" pageId="0" pageNumber="65">
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<typeStatus id="CAD452E42D2016F9CF4FED0E4C444716">holotype</typeStatus>
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</emphasis>
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: HUSY!,
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<emphasis id="C7807291F4B51FAD9807E8AD5B1E23A3" bold="true" italics="true" pageId="0" pageNumber="65">isotype</emphasis>
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HNNU!, PE!, HUSY!)
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</materialsCitation>
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.
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</paragraph>
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</subSubSection>
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<subSubSection id="E20613DC11B5DCFBE501D68ECCC0E76F" pageId="0" pageNumber="65" type="relationship">
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<paragraph id="3F5A6F3AE9043183FAF3F9D9FBB21DCC" pageId="0" pageNumber="65">Relationship.</paragraph>
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<paragraph id="FFE1C4DFA806537A708AED15F2DAF94F" pageId="0" pageNumber="65">
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This new species is closely related and similar to
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<taxonomicName id="D5449637A4DCAFFFB564530B2A18379A" authorityName="W. T. Wang" authorityYear="2013" class="Magnoliopsida" family="Urticaceae" genus="Elatostema" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Elatostema melanocarpum" order="Rosales" pageId="0" pageNumber="65" phylum="Tracheophyta" rank="species" species="melanocarpum">
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<emphasis id="9B2CDE2FFCEDD50F8A48C65209B61C84" italics="true" pageId="0" pageNumber="65">Elatostema melanocarpum</emphasis>
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</taxonomicName>
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(
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<bibRefCitation id="4BB6ECA5341A963C879C68E82CAF8582" DOI="https://doi.org/10.1111/jse.12008_3" author="Wang, WT" journalOrPublisher="Journal of Systematics and Evolution" pageId="0" pageNumber="65" pagination="225 - 228" refId="B8" refString="Wang, WT, 2013. Five new series, eleven new species, and one new variety of Elatostema (Urticaceae) from China. Journal of Systematics and Evolution 51 (2): 225 - 228, DOI: https://doi.org/10.1111/jse.12008_3" title="Five new series, eleven new species, and one new variety of Elatostema (Urticaceae) from China." url="https://doi.org/10.1111/jse.12008_3" volume="51" year="2013">Wang 2013</bibRefCitation>
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),
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<taxonomicName id="95A4E82B2ED4A75812723E464A2AB936" authorityName="W.T.Wang" authorityYear="1980" class="Magnoliopsida" family="Urticaceae" genus="Elatostema" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Elatostema sublineare" order="Rosales" pageId="0" pageNumber="65" phylum="Tracheophyta" rank="species" species="sublineare">
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<emphasis id="23FC5C6C65E0D2F1F324D3CD987D442B" italics="true" pageId="0" pageNumber="65">Elatostema sublineare</emphasis>
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</taxonomicName>
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(
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<bibRefCitation id="D7D54A8B020514CA2B680C05E029A4EE" author="Wang, WT" journalOrPublisher="Bulletin of Botanical Laboratory of North-Eastern Forestry Institute" pageId="0" pageNumber="65" pagination="1 - 96" publicationUrl="https://kns.cnki.net/kcms/detail/detail.aspx?dbcode=CJFD&dbname=CJFD7984&filename=MBZW198002000&v=7OWzEuHRbOu%25mmd2BLQz9iy12OflJtAMh8Xq2RSh39nxP06zEhlhEvtIZBT4ZYl1dmTuK" refId="B6" refString="Wang, WT, 1980. Classificatio specierum sinicarum Elatostematis (Urticaceae). Bulletin of Botanical Laboratory of North-Eastern Forestry Institute 7: 1 - 96, https://kns.cnki.net/kcms/detail/detail.aspx?dbcode=CJFD&dbname=CJFD7984&filename=MBZW198002000&v=7OWzEuHRbOu%25mmd2BLQz9iy12OflJtAMh8Xq2RSh39nxP06zEhlhEvtIZBT4ZYl1dmTuK" title="Classificatio specierum sinicarum Elatostematis (Urticaceae)." url="https://kns.cnki.net/kcms/detail/detail.aspx?dbcode=CJFD&dbname=CJFD7984&filename=MBZW198002000&v=7OWzEuHRbOu%25mmd2BLQz9iy12OflJtAMh8Xq2RSh39nxP06zEhlhEvtIZBT4ZYl1dmTuK" volume="7" year="1980">Wang 1980</bibRefCitation>
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),
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<taxonomicName id="73CE37B746A5B9AF7B8C36E631AB8DB4" authorityName="W.T.Wang" authorityYear="1980" class="Magnoliopsida" family="Urticaceae" genus="Elatostema" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Elatostema obscurinerve" order="Rosales" pageId="0" pageNumber="65" phylum="Tracheophyta" rank="species" species="obscurinerve">
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<emphasis id="B0FD8E40A174E4BA939672691B09F2F8" italics="true" pageId="0" pageNumber="65">Elatostema obscurinerve</emphasis>
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</taxonomicName>
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(
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<bibRefCitation id="7023E8294E2B7BB46D2C48E98F46DA96" author="Wang, WT" journalOrPublisher="Bulletin of Botanical Laboratory of North-Eastern Forestry Institute" pageId="0" pageNumber="65" pagination="1 - 96" publicationUrl="https://kns.cnki.net/kcms/detail/detail.aspx?dbcode=CJFD&dbname=CJFD7984&filename=MBZW198002000&v=7OWzEuHRbOu%25mmd2BLQz9iy12OflJtAMh8Xq2RSh39nxP06zEhlhEvtIZBT4ZYl1dmTuK" refId="B6" refString="Wang, WT, 1980. Classificatio specierum sinicarum Elatostematis (Urticaceae). Bulletin of Botanical Laboratory of North-Eastern Forestry Institute 7: 1 - 96, https://kns.cnki.net/kcms/detail/detail.aspx?dbcode=CJFD&dbname=CJFD7984&filename=MBZW198002000&v=7OWzEuHRbOu%25mmd2BLQz9iy12OflJtAMh8Xq2RSh39nxP06zEhlhEvtIZBT4ZYl1dmTuK" title="Classificatio specierum sinicarum Elatostematis (Urticaceae)." url="https://kns.cnki.net/kcms/detail/detail.aspx?dbcode=CJFD&dbname=CJFD7984&filename=MBZW198002000&v=7OWzEuHRbOu%25mmd2BLQz9iy12OflJtAMh8Xq2RSh39nxP06zEhlhEvtIZBT4ZYl1dmTuK" volume="7" year="1980">Wang 1980</bibRefCitation>
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),
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<taxonomicName id="FD1110B6AFFCB4A688CA21F66C89D76C" class="Magnoliopsida" family="Urticaceae" genus="Elatostema" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Elatostema langicuspe" order="Rosales" pageId="0" pageNumber="65" phylum="Tracheophyta" rank="species" species="langicuspe">
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<emphasis id="7B952DB4261F34A32A6FA6A0FC5F20B4" italics="true" pageId="0" pageNumber="65">Elatostema langicuspe</emphasis>
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</taxonomicName>
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(
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<bibRefCitation id="295A3B27B65BB351A2985464105A2FEA" DOI="https://doi.org/10.1111/jse.12008_3" author="Wang, WT" journalOrPublisher="Journal of Systematics and Evolution" pageId="0" pageNumber="65" pagination="225 - 228" refId="B8" refString="Wang, WT, 2013. Five new series, eleven new species, and one new variety of Elatostema (Urticaceae) from China. Journal of Systematics and Evolution 51 (2): 225 - 228, DOI: https://doi.org/10.1111/jse.12008_3" title="Five new series, eleven new species, and one new variety of Elatostema (Urticaceae) from China." url="https://doi.org/10.1111/jse.12008_3" volume="51" year="2013">Wang 2013</bibRefCitation>
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) and
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<taxonomicName id="78339AB5B0523D21ACA9347D169F02D1" authorityName="W.T.Wang" authorityYear="1984" class="Magnoliopsida" family="Urticaceae" genus="Elatostema" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Elatostema youyangense" order="Rosales" pageId="0" pageNumber="65" phylum="Tracheophyta" rank="species" species="youyangense">
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<emphasis id="2827EC11B7D38726EA13D89A917C8387" italics="true" pageId="0" pageNumber="65">Elatostema youyangense</emphasis>
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</taxonomicName>
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(
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<bibRefCitation id="8E14953417EA7A6122EAA9BDCBE91171" author="Wang, WT" journalOrPublisher="Bulletin of Botanical Research" pageId="0" pageNumber="65" pagination="113 - 117" publicationUrl="https://kns.cnki.net/kcms/detail/detail.aspx?dbcode=CJFD&dbname=CJFD7984&filename=MBZW198403005&v=YzzZezwlKj7nj%25mmd2F5YrRYgQo857jEv69aSCDfUL%25mmd2Bg9%25mmd2BYf1R2OuOy9rYKzr2wSoxpNV" refId="B7" refString="Wang, WT, 1984. Two new species of Elatostema (Urticaceae) from Sichuan. Bulletin of Botanical Research 4 (3): 113 - 117, https://kns.cnki.net/kcms/detail/detail.aspx?dbcode=CJFD&dbname=CJFD7984&filename=MBZW198403005&v=YzzZezwlKj7nj%25mmd2F5YrRYgQo857jEv69aSCDfUL%25mmd2Bg9%25mmd2BYf1R2OuOy9rYKzr2wSoxpNV" title="Two new species of Elatostema (Urticaceae) from Sichuan." url="https://kns.cnki.net/kcms/detail/detail.aspx?dbcode=CJFD&dbname=CJFD7984&filename=MBZW198403005&v=YzzZezwlKj7nj%25mmd2F5YrRYgQo857jEv69aSCDfUL%25mmd2Bg9%25mmd2BYf1R2OuOy9rYKzr2wSoxpNV" volume="4" year="1984">Wang 1984</bibRefCitation>
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). This new species is visibly distinguished by a combination of characters: leaf mid-vein impressed, leaf margin revolute (mid-vein flat, margin flat in the other five species); pistillate inflorescence peduncle dichotomously branched (not branched in the other five species) (Table
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<tableCitation id="CB066DDCA3D77B9117BC751FF0824F07" captionStart="Table 1" captionStartId="T1" captionText="Table 1. Morphological comparison between E. xingyiense, E. melanocarpum, E. sublineare, E. obscurinerve, E. langicuspe and E. youyangense." httpUri="http://table.plazi.org/id/C730EE589E444F361CBFA9A537E4BC35" pageId="0" pageNumber="65" tableUuid="C730EE589E444F361CBFA9A537E4BC35">1</tableCitation>
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).
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</paragraph>
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</subSubSection>
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<subSubSection id="0EB3E6102401E4AF1E8C6687C54853E4" pageId="0" pageNumber="65" type="description">
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<paragraph id="44C5AC5A939A9EB418D2B42E2E70A94E" pageId="0" pageNumber="65">Description.</paragraph>
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<paragraph id="06FE875B44BEB6F9F418400F8BC72797" pageId="0" pageNumber="65">Herbs perennial. Young stems ca. 16-30 cm tall, glabrous, purple, simple, with 3-4 leaves. Leaves sub-sessile, glabrous; blades thin-papery, adaxially green, abaxially purple, obliquely long elliptic, lanceolate-elliptic or ovate-elliptic, 4.0-12.5 cm long, 1.2-3.7 cm wide; apex caudate-acuminate (acumens entire); base sub-orbicular to broad-cuneate at broad side and cuneate at narrow side; margins below mid-leaf entire, above mid-leaf crenate, revolute; venation pinnate, with 3-5 pairs of lateral nerves; cystoliths conspicuous, dense, bacilliform, 0.08-0.16 mm long; stipules subulate, 1.0-1.5 mm long. Mature stems ca. 25-45 cm tall, glabrous, simple or sometimes branched, with female inflorescences near apex with 3-5 leaves. Leaves sub-sessile or shortly petiole, 0.2-4.0 mm long, glabrous; blades papery, obliquely long elliptic, obliquely elliptic to obovate-elliptic, 15-16 cm long, 2.5-6.0 cm wide, apex caudate-acuminate, base broadly cuneate at broad side and cuneate at narrow side; margin below mid-leaf entire, above mid-leaf crenate, margin notably revolute; both surfaces glabrous; venation pinnate, with 4-7 pairs of lateral nerves, adaxially mid-vein impressed, lateral vein impressed near mid-vein, abaxially mid-vein and lateral vein notably ridged, cystoliths conspicuous the same as caulicles. Monoecious, male inflorescence axillary on young stems, female inflorescence axillary on mature stems. Staminate capitula singly axillary, peduncles round, glabrous, 4-20 mm long, apex dichotomously branched, branches 0.5-2.0 mm long, nearly glabrous, capitulum above each secondary peduncle, 3.6-4.8 mm long, 3.6-4.0 mm wide, receptacle cochleariform to oblong, ca. 2-3 mm long, ca. 1-2 mm wide and receptacle 1(-2)-lobed when oblong, glabrous, unilateral bract 3-5 (3 when receptacle is cochleariform, 5 when receptacle is oblong), oval to narrow triangular, 2.0-2.5 mm long, 0.6-2.3 mm wide; apical bract abaxial surface longitudinally 1(-3)-ribbed, ca. 1-2 mm long, abaxial surface nearly glabrous; lateral bract longitudinally 1-ribbed, ca. 1 mm long, abaxial surface nearly glabrous or puberulent, bracteoles few, membranous, semi-hyaline, white, lanceolate; abaxially puberulent with cystolith, margin ciliate, ca. 3 mm long. Staminate flowers peduncles glabrous, 3 mm long; tepals 5, oval, 3 mm long, base connate, glabrous, apex corniculate on 2-3 tepals; stamens 5. Pistillate capitula singly axillary, papilionaceous to quadrangular, 2-8 mm long, 2.0-6.5 mm wide; peduncles 1.0-1.5 mm long, flowers numerous, receptacle papilionaceous or elliptic, bipartite, margin indehiscent or lobed, 1.5-6.5 mm long, 1.5-5.4 mm wide, bracts numerous, linear-lanceolate, black, abaxially puberulent, margin ciliate; bracteoles numerous, linear-lanceolate, black, 1.0-2.6 mm long, abaxially puberulent, margin ciliate. Pistillate flowers sessile, tepals absent, ovary ovoid, stigma penicillate. Achenes brownish, ovoid, ca. 0.35-0.40 mm long, longitudinally 4(-5)-ribbed, tuberculate.</paragraph>
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<caption id="B7FC34E64E857742E63CB2752FF8B104" doi="10.3897/phytokeys.180.65813.figure1" httpUri="https://binary.pensoft.net/fig/573970" pageId="0" pageNumber="65" start="Figure 1" startId="F1">
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<paragraph id="A7E2C1E731CE363139CC59F318979A66" pageId="0" pageNumber="65">
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<emphasis id="2F6B029C8D5E0C204AA1F21AA15BC189" bold="true" pageId="0" pageNumber="65">Figure 1.</emphasis>
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<taxonomicName id="F0DA4B3CF2871A8D95B781824DF16916" class="Magnoliopsida" family="Urticaceae" genus="Elatostema" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Elatostema xingyiense" order="Rosales" pageId="0" pageNumber="65" phylum="Tracheophyta" rank="species" species="xingyiense">
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<emphasis id="1BD230208E1D1A289859D51C453234E5" italics="true" pageId="0" pageNumber="65">Elatostema xingyiense</emphasis>
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</taxonomicName>
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L.D. Duan & D.H.Yin
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<emphasis id="308C399B08319E6D10BFC30D98967A04" bold="true" pageId="0" pageNumber="65">A</emphasis>
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habit
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<emphasis id="7C02DF89359CDD2354B17E236129D35C" bold="true" pageId="0" pageNumber="65">B</emphasis>
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male flower
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<emphasis id="A94F0CB63867BBDB10801E86DFD6C923" bold="true" pageId="0" pageNumber="65">C</emphasis>
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male inflorescence in fresh specimen
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<emphasis id="57D76BD6AAAB396DCBFC25C059F47CC6" bold="true" pageId="0" pageNumber="65">D</emphasis>
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male inflorescence
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<emphasis id="F770E976659661324A117B5A7BE97FAD" bold="true" pageId="0" pageNumber="65">E</emphasis>
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male inflorescence and secondary peduncle
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<emphasis id="ECF3DE224C498A53F5E529F691D0BB26" bold="true" pageId="0" pageNumber="65">F</emphasis>
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female inflorescence in fresh specimen
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<emphasis id="02F6A40CFDC4A763EA3D3E89A978C464" bold="true" pageId="0" pageNumber="65">G</emphasis>
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female inflorescence
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<emphasis id="EB71AACBB57C4B86A2092BF88C652A45" bold="true" pageId="0" pageNumber="65">H</emphasis>
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blades in fresh specimen
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<emphasis id="AD55150C426EC57B9B326287E4D679ED" bold="true" pageId="0" pageNumber="65">I</emphasis>
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bract longitudinally 3-ribbed. Photos: Lin-Dong Duan and Dan-Hong Yin.
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection id="7750CD5864B8944577197FDE8CE88E8F" pageId="0" pageNumber="65" type="phenology">
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<paragraph id="7749C8331210844C6E58999CFB643FDA" pageId="0" pageNumber="65">Phenology.</paragraph>
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<paragraph id="0449DB4D19ADF7293FBAA9ADFDD9A9DE" pageId="0" pageNumber="65">During our field trips, plants were observed in full bloom and without fruits on 10 February 2019, then flowers and fruits on 9 April 2019. The flowering in February to April, fruiting in March to May can be expected.</paragraph>
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</subSubSection>
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<subSubSection id="9EE02A81606D338C1C7F10E073F21874" pageId="0" pageNumber="65" type="habitat">
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<paragraph id="0A43ACD176531DD7764D797C8C4D1772" pageId="0" pageNumber="65">Habitat.</paragraph>
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<paragraph id="069FB4AC96A26569FD7F20C41728482F" pageId="0" pageNumber="65">The new species grows on limestone in the valley floor of middle mountains, Maling River Canyon Scenic Area, Xingyi City, Guizhou Province, south-western China.</paragraph>
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</subSubSection>
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<subSubSection id="036FB8233C3905B4909BB3AADFB5642A" pageId="0" pageNumber="65" type="distribution">
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<paragraph id="76CCCEDC53F2F59258307831A0EF43DA" pageId="0" pageNumber="65">Distribution.</paragraph>
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<paragraph id="65027CE8BF1B0282CC617226172DD7E9" pageId="0" pageNumber="65">
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<taxonomicName id="839E9C4F65BAEBF87DC6ABD0754CA52E" class="Magnoliopsida" family="Urticaceae" genus="Elatostema" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Elatostema xingyiense" order="Rosales" pageId="0" pageNumber="65" phylum="Tracheophyta" rank="species" species="xingyiense">
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<emphasis id="09E36AC9486220AFEBCF8F41E3E5C27C" italics="true" pageId="0" pageNumber="65">Elatostema xingyiense</emphasis>
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</taxonomicName>
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is only known from one locality in Maling River Canyon Scenic Area, Xingyi City, Guizhou Province, south-western China.
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</paragraph>
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</subSubSection>
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<subSubSection id="1E565F46C65C875D26B717CDCC04BD16" pageId="0" pageNumber="65" type="etymology">
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<paragraph id="3B4389F089371DA2AE069B8C35CA7C61" pageId="0" pageNumber="65">Etymology.</paragraph>
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<paragraph id="AF9232694FB2FED1F2481DC67707EAF8" pageId="0" pageNumber="65">The new species was named after its type locality, Xingyi City, Guizhou Province, China.</paragraph>
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</subSubSection>
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<subSubSection id="590392E93604409EF5BFAB6A5857A7A4" pageId="0" pageNumber="65" type="vernacular name">
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<paragraph id="1A52FCE4894CFB2573D536D25BE7ED53" pageId="0" pageNumber="65">Vernacular name.</paragraph>
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<paragraph id="0779A613DBF85DA7FEF85354CF2769B8" pageId="0" pageNumber="65">
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<normalizedToken id="7DB76585229CC48EB12917ECC255B99A" originalValue="兴义楼梯草">兴义楼梯草</normalizedToken>
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(Xīng
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<normalizedToken id="9AA6E5BD7AD8D0BDBF814E5FE83F3A4E" originalValue="yì">yi</normalizedToken>
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<normalizedToken id="B00BDB06638012C0113F8615554377DE" originalValue="lóu">lou</normalizedToken>
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<normalizedToken id="742824D173B3CF77A89A9101C9641976" originalValue="tī">tī</normalizedToken>
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<normalizedToken id="C298AFDDFD9A8E4FD09134756C3DFBF1" originalValue="cǎo">cǎo</normalizedToken>
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) is Chinese Pinyin for
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<taxonomicName id="F77C852996EA8952AECE4C0D318F4B54" class="Magnoliopsida" family="Urticaceae" genus="Elatostema" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Elatostema xingyiense" order="Rosales" pageId="0" pageNumber="65" phylum="Tracheophyta" rank="species" species="xingyiense">
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<emphasis id="FA8F0301E18F9BFAAFE6D8AEDED2F210" italics="true" pageId="0" pageNumber="65">Elatostema xingyiense</emphasis>
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</taxonomicName>
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, the first two characters are the place name of Xingyi City, the last three characters are the Chinese name for
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<taxonomicName id="F0344264862D467A0E8514C4C405E388" class="Magnoliopsida" family="Urticaceae" genus="Elatostema" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Elatostema" order="Rosales" pageId="0" pageNumber="65" phylum="Tracheophyta" rank="genus">
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<emphasis id="1BB5D481CD59BD4DB61CD448413F925D" italics="true" pageId="0" pageNumber="65">Elatostema</emphasis>
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</taxonomicName>
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.
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</paragraph>
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</subSubSection>
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<subSubSection id="7482C6FA759E6E7171515FE18F156259" pageId="0" pageNumber="65" type="conservation status">
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<paragraph id="A4FB00E55BC2FB87493446C6837B4F61" pageId="0" pageNumber="65">Conservation status.</paragraph>
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<paragraph id="2137FBB2CD803C5BAE97451E63273ECD" pageId="0" pageNumber="65">
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<taxonomicName id="320F854236BBFB39C0411A048C1EEB5E" class="Magnoliopsida" family="Urticaceae" genus="Elatostema" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Elatostema xingyiense" order="Rosales" pageId="0" pageNumber="65" phylum="Tracheophyta" rank="species" species="xingyiense">
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<emphasis id="434464E293EC5556102C9303941FDC09" italics="true" pageId="0" pageNumber="65">Elatostema xingyiense</emphasis>
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</taxonomicName>
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is only known from one collection with about 1000 individuals in Maling River Canyon Scenic Area, Xingyi City, Guizhou Province, south-western China (ca. 74 km2). This species is under threat because of its fragmented habitat and there is tourism in the type location, Maling River Canyon Scenic Area. It is only in one small area of less than 100 km2 and has threats from anthropogenic factors. We suggest that
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<taxonomicName id="72A70FCD02329A398C3C08DF3BD87B10" lsidName="E. xingyiense" pageId="0" pageNumber="65" rank="species" species="xingyiense">
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<emphasis id="21417DE4B53FD45453317FDCD0A30F1C" italics="true" pageId="0" pageNumber="65">E. xingyiense</emphasis>
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</taxonomicName>
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should be considered as
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<normalizedToken id="72DC4D6FA5EC0265F4D35700AAC32555" originalValue="“Endangered”">"Endangered"</normalizedToken>
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(EN) according to the IUCN Red List Categories and Criteria (
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<bibRefCitation id="5B70D91277CD92769E5F9E93E8BB4C56" author="IUCN" journalOrPublisher="PhytoKeys" pageId="0" pageNumber="65" publicationUrl="http://www.iucnredlist.org/documents/RedListGuidelines.pdf" refId="B4" refString="IUCN, 2019. Guidelines for Using the IUCN Red List Categories and Criteria. Version 14. Prepared by the Standards and Petitions Subcommittee. http://www.iucnredlist.org/documents/RedListGuidelines.pdf" title="Guidelines for Using the IUCN Red List Categories and Criteria. Version 14. Prepared by the Standards and Petitions Subcommittee." url="http://www.iucnredlist.org/documents/RedListGuidelines.pdf" year="2019">IUCN 2019</bibRefCitation>
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).
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</paragraph>
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</subSubSection>
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</treatment>
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</subSection>
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</document> |