305 lines
34 KiB
XML
305 lines
34 KiB
XML
<document id="B59FE078064CAA24402BAA8952E8F412" ID-DOI="10.11646/phytotaxa.280.3.1" ID-ISSN="1179-3163" ID-Zenodo-Dep="13645631" IM.bibliography_approvedBy="felipe" IM.illustrations_approvedBy="felipe" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" IM.treatments_approvedBy="felipe" checkinTime="1725371123724" checkinUser="felipe" docAuthor="Han, Meng-Qi, Liu, Yan & Zhang, Li-Bing" docDate="2016" docId="03AD87ED042EFFC86E85FF5DBF9BFA79" docLanguage="en" docName="phytotaxa.280.3.1.pdf" docOrigin="Phytotaxa 280 (3)" docSource="http://dx.doi.org/10.11646/phytotaxa.280.3.1" docStyle="DocumentStyle:96748F8F1B6C902996E134952A3A36B9.13:Phytotaxa.2014-.journal_article" docStyleId="96748F8F1B6C902996E134952A3A36B9" docStyleName="Phytotaxa.2014-.journal_article" docStyleVersion="13" docTitle="Polystichum paraobliquum Li Bing Zhang, M. Q. Han & Yan Liu 2016, sp. nov." docType="treatment" docVersion="2" lastPageNumber="214" masterDocId="FF94FF950422FFC56E0DFFC3BE7CFFB0" masterDocTitle="Seven new species of Polystichum (subg. Haplopolystichum; Dryopteridaceae) from southern China" masterLastPageNumber="221" masterPageNumber="201" pageNumber="213" updateTime="1725373609420" updateUser="ExternalLinkService" zenodo-license-figures="UNSPECIFIED" zenodo-license-treatments="UNSPECIFIED">
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<mods:titleInfo id="7D0C811ADA9F3387E8AB49F4EF3E9417">
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<mods:title id="FF01C35D0430DF87DD69B68BCD54E00B">Seven new species of Polystichum (subg. Haplopolystichum; Dryopteridaceae) from southern China</mods:title>
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<mods:name id="F6DF46BF53DF2FD0C96C200E6D2B6D1F" type="personal">
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<mods:roleTerm id="DB683B02E891304BF025E41186334B9A">Author</mods:roleTerm>
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<mods:namePart id="D496E2DACE6ED9D41E012057C9EFCB1F">Han, Meng-Qi</mods:namePart>
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<mods:affiliation id="2765EA1EB64B14D99A75CC0A8A373CE5">Guangxi Institute of Botany, Guangxi Zhuangzu Autonomous Region and the Chinese Academy of Sciences, Guilin, Guangxi 541006, China & College of Life Sciences, Guangxi Normal University, 541004, Guilin, China</mods:affiliation>
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<mods:roleTerm id="841F102FA647ED9A194C78720CD1A0D7">Author</mods:roleTerm>
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<mods:namePart id="8135C39C07023011046AD51390D2EC38">Liu, Yan</mods:namePart>
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<mods:affiliation id="D93EDD13E5955B3A29CA2707A35E732D">Guangxi Institute of Botany, Guangxi Zhuangzu Autonomous Region and the Chinese Academy of Sciences, Guilin, Guangxi 541006, China</mods:affiliation>
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<mods:nameIdentifier id="D4FC95839D38D3CEE64C8BF2E51CD8A1" type="email">gxibly@163.com</mods:nameIdentifier>
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<mods:roleTerm id="767128716ABE6B326252D419CDD7AF0A">Author</mods:roleTerm>
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<mods:namePart id="6C91CCDA6040BA7306EA6225DF6B0D27">Zhang, Li-Bing</mods:namePart>
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<mods:affiliation id="A5DA7B11F763E77E793164383BB217C6">Missouri Botanical Garden, P. O. Box 299, St. Louis, Missouri 63166 - 0299, U. S. A. and Chengdu Institute of Biology, Chinese Academy of Sciences, P. O. Box 416, Chengdu, Sichuan 610041, China</mods:affiliation>
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<mods:nameIdentifier id="D35C985CA43ED64117DDDBB8E78B373E" type="email">gxibly@163.com</mods:nameIdentifier>
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<mods:title id="295E0A8B7441D8046D389E091DCCDC16">Phytotaxa</mods:title>
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<mods:part id="570F6E597BD7DD931DA34BC9EEA65335">
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<mods:date id="5A52A4694B927715C3FEA6928F5F1F69">2016</mods:date>
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<mods:number id="6305CD67FA2D5B601E7D0AC4B0C459DB">2016-10-21</mods:number>
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<mods:number id="A93FCC50EBF5B9E1F3975AAA326E245B">280</mods:number>
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<treatment id="03AD87ED042EFFC86E85FF5DBF9BFA79" ID-DOI="http://doi.org/10.5281/zenodo.13645659" ID-Zenodo-Dep="13645659" LSID="urn:lsid:plazi:treatment:03AD87ED042EFFC86E85FF5DBF9BFA79" httpUri="http://treatment.plazi.org/id/03AD87ED042EFFC86E85FF5DBF9BFA79" lastPageId="13" lastPageNumber="214" pageId="12" pageNumber="213">
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<subSubSection id="C31E6570042EFFC96E85FF5DBA0DFF09" box="[136,1137,158,185]" pageId="12" pageNumber="213" type="nomenclature">
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<paragraph id="8BBB36FB042EFFC96E85FF5DBA0DFF09" blockId="12.[136,1137,158,185]" box="[136,1137,158,185]" pageId="12" pageNumber="213">
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<heading id="D0F38197042EFFC96E85FF5DBA0DFF09" box="[136,1137,158,185]" fontSize="11" level="2" pageId="12" pageNumber="213" reason="3">
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<taxonomicName id="4C044D78042EFFC96E85FF5DBD19FF09" authority="Li Bing Zhang, M.Q.Han & Yan Liu" authorityName="Li Bing Zhang, M. Q. Han & Yan Liu" authorityYear="2016" box="[136,869,158,185]" class="Polypodiopsida" family="Dryopteridaceae" genus="Polystichum" kingdom="Plantae" order="Polypodiales" pageId="12" pageNumber="213" phylum="Tracheophyta" rank="species" species="paraobliquum" status="sp. nov.">
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<emphasis id="B970EAE9042EFFC96E85FF5DBFBDFF09" bold="true" box="[136,449,158,185]" italics="true" pageId="12" pageNumber="213">Polystichum paraobliquum</emphasis>
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Li Bing Zhang, M.Q.Han & Yan Liu
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</taxonomicName>
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,
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<emphasis id="B970EAE9042EFFC96D7DFF63BDB9FF09" box="[880,965,160,185]" italics="true" pageId="12" pageNumber="213">
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<taxonomicNameLabel id="A2435792042EFFC96D7DFF63BDB9FF09" box="[880,965,160,185]" pageId="12" pageNumber="213" rank="species">sp. nov.</taxonomicNameLabel>
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</emphasis>
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(
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<figureCitation id="133F2A7E042EFFC96DDFFF63BA43FF09" box="[978,1087,160,185]" captionStart="FIGURE 9" captionStartId="11.[136,229,1989,2010]" captionTargetBox="[164,1424,323,1959]" captionTargetId="figure-92@11.[158,1430,317,1963]" captionTargetPageId="11" captionText="FIGURE 9. Polystichum paraobliquum.—A. Inside view of the cave where the new species was discovered.—B. Habitat and plant.—C, D. Portions of abaxial laminae.—E. Lower portion of plant.—F. Portion of abaxial lamina showing sori.—G. Portions of stipes showing scales.—H. Equatorial view of spore under SEM.—I. Polar view of spore under SEM." figureDoi="http://doi.org/10.5281/zenodo.13645661" httpUri="https://zenodo.org/record/13645661/files/figure.png" pageId="12" pageNumber="213">Figures 9</figureCitation>
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,
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<figureCitation id="133F2A7E042EFFC96A46FF63BA14FF09" box="[1099,1128,160,185]" captionStart="FIGURE 10" captionStartId="12.[136,229,2065,2086]" captionTargetBox="[182,1394,442,2028]" captionTargetId="figure-134@12.[170,1417,425,2040]" captionTargetPageId="12" captionText="FIGURE 10. Polystichum paraobliquum.—A. Habit.—B. Portion of abaxial lamina." figureDoi="http://doi.org/10.5281/zenodo.13645665" httpUri="https://zenodo.org/record/13645665/files/figure.png" pageId="12" pageNumber="213">10</figureCitation>
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)
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</heading>
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</paragraph>
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<subSubSection id="C31E6570042EFFC86E85FF29BCC8FC39" lastPageId="13" lastPageNumber="214" pageId="12" pageNumber="213" type="materials_examined">
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<paragraph id="8BBB36FB042EFFC96E85FF29BB79FE93" blockId="12.[136,1452,234,399]" pageId="12" pageNumber="213">
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Type:—
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<collectingCountry id="F313766B042EFFC96EDAFF29BF5AFF4F" box="[215,294,234,255]" name="China" pageId="12" pageNumber="213">CHINA</collectingCountry>
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.
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<collectingRegion id="49C0F819042EFFC96F23FF29BF07FF4F" box="[302,379,234,255]" country="China" name="Yunnan" pageId="12" pageNumber="213">Yunnan</collectingRegion>
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: Zhenxiong County, Chishuiyuan Town, Muguayuan Village, inside a limestone cave, elev.
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,
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27°31
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<emphasis id="B970EAE9042EFFC96B89FF29BBF5FF4F" bold="true" box="[1412,1417,234,255]" italics="true" pageId="12" pageNumber="213">′</emphasis>
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50
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<emphasis id="B970EAE9042EFFC96BACFF29BBD7FF4F" bold="true" box="[1441,1451,234,255]" italics="true" pageId="12" pageNumber="213">″</emphasis>
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N
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,
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104°53
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<emphasis id="B970EAE9042EFFC96F2DFECDBF59FE93" bold="true" box="[288,293,270,291]" italics="true" pageId="12" pageNumber="213">′</emphasis>
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16
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E
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,
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<date id="FFBA103B042EFFC96F65FECDBF96FE93" box="[360,490,270,291]" pageId="12" pageNumber="213" value="2015-05-29">29 May 2015</date>
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,
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<emphasis id="B970EAE9042EFFC96FF9FECDBDFDFE93" box="[500,897,270,291]" italics="true" pageId="12" pageNumber="213">Mengqi Han & Jinquan Huang HMQ542</emphasis>
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(
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<collectionCode id="ED15AE3E042EFFC96DE4FECDBA65FE93" box="[1001,1049,270,291]" country="China" httpUri="http://biocol.org/urn:lsid:biocol.org:col:13150" lsid="urn:lsid:biocol.org:col:13150" name="Guangxi Institute of Botany" pageId="12" pageNumber="213" type="Herbarium">IBK</collectionCode>
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!,
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<typeStatus id="54BF8859042EFFC96A2BFECDBA09FE93" box="[1062,1141,270,291]" pageId="12" pageNumber="213" type="isotype">isotypes</typeStatus>
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<collectionCode id="ED15AE3E042EFFC96A76FECDBAC7FE93" box="[1147,1211,270,291]" country="China" httpUri="http://biocol.org/urn:lsid:biocol.org:col:12796" lsid="urn:lsid:biocol.org:col:12796" name="Chengdu Institute of Biology" pageId="12" pageNumber="213" type="Herbarium">CDBI</collectionCode>
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!,
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<collectionCode id="ED15AE3E042EFFC96AC5FECDBA8AFE93" box="[1224,1270,270,291]" country="USA" lsid="urn:lsid:biocol.org:col:15859" name="Missouri Botanical Garden" pageId="12" pageNumber="213" type="Herbarium">MO</collectionCode>
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!).
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</paragraph>
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<paragraph id="8BBB36FB042EFFC96E85FEF1BA05FE3F" blockId="12.[136,1452,234,399]" pageId="12" pageNumber="213">
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Diagnosis:—
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<taxonomicName id="4C044D78042EFFC96F0AFEF1BC70FEF7" authorityName="Li Bing Zhang, M. Q. Han & Yan Liu" authorityYear="2016" box="[263,524,306,327]" class="Polypodiopsida" family="Dryopteridaceae" genus="Polystichum" kingdom="Plantae" order="Polypodiales" pageId="12" pageNumber="213" phylum="Tracheophyta" rank="species" species="paraobliquum">
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<emphasis id="B970EAE9042EFFC96F0AFEF1BC70FEF7" box="[263,524,306,327]" italics="true" pageId="12" pageNumber="213">Polystichum paraobliquum</emphasis>
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</taxonomicName>
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is most similar to
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<taxonomicName id="4C044D78042EFFC96CCCFEF1BADDFEF7" authority="(D. Don 1825: 3) T. Moore (1858: 87)" authorityName="T. Moore" authorityPageNumber="87" authorityYear="1858" baseAuthorityName="D. Don" baseAuthorityPageNumber="3" baseAuthorityYear="1825" box="[705,1185,306,327]" class="Polypodiopsida" family="Dryopteridaceae" genus="Polystichum" kingdom="Plantae" order="Polypodiales" pageId="12" pageNumber="213" phylum="Tracheophyta" rank="species" species="obliquum">
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<emphasis id="B970EAE9042EFFC96CCCFEF1BD49FEF7" box="[705,821,306,327]" italics="true" pageId="12" pageNumber="213">P. obliquum</emphasis>
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(D.
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<bibRefCitation id="EF954B0A042EFFC96D5AFEF1BDA8FEF7" author="Don, D." box="[855,980,306,327]" pageId="12" pageNumber="213" refId="ref7863" refString="Don, D. (1825) Prodromus Florae Nepalensis. J. Gale, Londini." type="book" year="1825">Don 1825: 3</bibRefCitation>
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) T.
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<bibRefCitation id="EF954B0A042EFFC96DFEFEF1BADDFEF7" author="Moore, T." box="[1011,1185,306,327]" pageId="12" pageNumber="213" refId="ref8945" refString="Moore, T. (1858) Index Filicum. W. Pamplin, London, 204 pp." type="book" year="1858">Moore (1858: 87)</bibRefCitation>
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</taxonomicName>
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in having thick-papery and reflexed pinnae and obtuse pinna margins, but the former has smaller habit (shorter than
|
||
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) and the lowest 2–3 pairs of pinnae are often sterile, while the latter has much larger habit (up to
|
||
<quantity id="4CFC9B1E042EFFC96D05FEB9BD39FE3F" box="[776,837,378,399]" metricMagnitude="-1" metricUnit="m" metricValue="4.0" pageId="12" pageNumber="213" unit="cm" value="40.0">40 cm</quantity>
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) and all pinnae are often fertile.
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||
</paragraph>
|
||
<caption id="DF7B6673042EFFC96E85F7D2BDC5F796" ID-DOI="http://doi.org/10.5281/zenodo.13645665" ID-Zenodo-Dep="13645665" box="[136,953,2065,2086]" httpUri="https://zenodo.org/record/13645665/files/figure.png" pageId="12" pageNumber="213" startId="12.[136,229,2065,2086]" targetBox="[182,1394,442,2028]" targetPageId="12" targetType="figure">
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<paragraph id="8BBB36FB042EFFC96E85F7D2BDC5F796" blockId="12.[136,953,2065,2086]" box="[136,953,2065,2086]" pageId="12" pageNumber="213">
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<emphasis id="B970EAE9042EFFC96E85F7D2BF76F796" bold="true" box="[136,266,2065,2086]" pageId="12" pageNumber="213">FIGURE 10.</emphasis>
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<taxonomicName id="4C044D78042EFFC96F02F7D2BC68F796" authorityName="Li Bing Zhang, M. Q. Han & Yan Liu" authorityYear="2016" box="[271,532,2065,2086]" class="Polypodiopsida" family="Dryopteridaceae" genus="Polystichum" kingdom="Plantae" order="Polypodiales" pageId="12" pageNumber="213" phylum="Tracheophyta" rank="species" species="paraobliquum">
|
||
<emphasis id="B970EAE9042EFFC96F02F7D2BC68F796" box="[271,532,2065,2086]" italics="true" pageId="12" pageNumber="213">Polystichum paraobliquum</emphasis>
|
||
</taxonomicName>
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||
.—A. Habit.—B. Portion of abaxial lamina.
|
||
</paragraph>
|
||
</caption>
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||
<paragraph id="8BBB36FB042FFFC86E85FF63BD49FCF1" blockId="13.[136,1452,160,1481]" pageId="13" pageNumber="214">
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||
Plants perennial, evergreen,
|
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<quantity id="4CFC9B1E042FFFC86FC9FF63BC58FF09" box="[452,548,160,185]" metricMagnitude="-1" metricUnit="m" metricValue="1.3" metricValueMax="1.7" metricValueMin="0.9" pageId="13" pageNumber="214" unit="cm" value="13.0" valueMax="17.0" valueMin="9.0">9–17 cm</quantity>
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||
tall. Rhizomes ascending, ca.
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<quantity id="4CFC9B1E042FFFC86D7BFF63BDD0FF09" box="[886,940,160,185]" metricMagnitude="-2" metricUnit="m" metricValue="2.0" pageId="13" pageNumber="214" unit="cm" value="2.0">2 cm</quantity>
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||
long, ca.
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<quantity id="4CFC9B1E042FFFC86A15FF63BA18FF09" box="[1048,1124,160,185]" metricMagnitude="-2" metricUnit="m" metricValue="1.5" pageId="13" pageNumber="214" unit="cm" value="1.5">1.5 cm</quantity>
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diam., with remnant bases of old stipes; roots dark brown when dried,
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<quantity id="4CFC9B1E042FFFC86C42FF07BCCAFF6D" box="[591,694,196,221]" metricMagnitude="-2" metricUnit="m" metricValue="3.25" metricValueMax="5.0" metricValueMin="1.5" pageId="13" pageNumber="214" unit="cm" value="3.25" valueMax="5.0" valueMin="1.5">1.5–5 cm</quantity>
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||
long, ca.
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||
<quantity id="4CFC9B1E042FFFC86D2FFF07BD04FF6D" box="[802,888,196,221]" metricMagnitude="-4" metricUnit="m" metricValue="1.0" pageId="13" pageNumber="214" unit="mm" value="0.1">0.1 mm</quantity>
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||
diam. Leaves in tufts, 10–28 per rhizome; petioles
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||
<quantity id="4CFC9B1E042FFFC86E85FF2BBE93FEB1" box="[136,239,232,257]" metricMagnitude="-2" metricUnit="m" metricValue="2.6" metricValueMax="4.0" metricValueMin="1.2" pageId="13" pageNumber="214" unit="cm" value="2.6" valueMax="4.0" valueMin="1.2">1.2–4 cm</quantity>
|
||
long, ca.
|
||
<quantity id="4CFC9B1E042FFFC86F51FF2BBFCDFEB1" box="[348,433,232,257]" metricMagnitude="-4" metricUnit="m" metricValue="7.0" pageId="13" pageNumber="214" unit="mm" value="0.7">0.7 mm</quantity>
|
||
diam., basal portions densely covered with scales, scales ovate to ovate-lanceolate, 2–3.5 ×
|
||
<quantity id="4CFC9B1E042FFFC86E85FECFBE80FE95" box="[136,252,268,293]" metricMagnitude="-4" metricUnit="m" metricValue="8.0" metricValueMax="10.0" metricValueMin="6.0" pageId="13" pageNumber="214" unit="mm" value="0.8" valueMax="1.0" valueMin="0.6">0.6–1 mm</quantity>
|
||
, chartaceous, brown, margins with lighter color and ciliate, apex long-caudate; distal petiole scales similar but narrower and shorter, ovate-lanceolate to lanceolate, 1–2.7 ×
|
||
<quantity id="4CFC9B1E042FFFC86D72FEF3BA70FEF9" box="[895,1036,304,329]" metricMagnitude="-4" metricUnit="m" metricValue="6.5" metricValueMax="8.0" metricValueMin="5.0" pageId="13" pageNumber="214" unit="mm" value="0.65" valueMax="0.8" valueMin="0.5">0.5–0.8 mm</quantity>
|
||
, membranous, margins ciliate, apex long-caudate. Laminae oblanceolate, 1-pinnate, 4–12 ×
|
||
<quantity id="4CFC9B1E042FFFC86CF1FE97BD00FEDD" box="[764,892,340,365]" metricMagnitude="-2" metricUnit="m" metricValue="1.7999999999999998" metricValueMax="2.3" metricValueMin="1.3" pageId="13" pageNumber="214" unit="cm" value="1.7999999999999998" valueMax="2.3" valueMin="1.3">1.3–2.3 cm</quantity>
|
||
, apex acuminate, dark green; rachises ca.
|
||
<quantity id="4CFC9B1E042FFFC86B58FE97BBD0FEDD" box="[1365,1452,340,365]" metricMagnitude="-4" metricUnit="m" metricValue="6.0" pageId="13" pageNumber="214" unit="mm" value="0.6">0.6 mm</quantity>
|
||
diam., adaxially sulcate, scales similar to distal petiole scales but smaller, subulate or ovate-lanceolate, brown,
|
||
<quantity id="4CFC9B1E042FFFC86B60FEBBBEC8FE05" metricMagnitude="-3" metricUnit="m" metricValue="1.35" metricValueMax="1.7" metricValueMin="1.0" pageId="13" pageNumber="214" unit="mm" value="1.35" valueMax="1.7" valueMin="1.0">1–1.7 mm</quantity>
|
||
long including tip,
|
||
<quantity id="4CFC9B1E042FFFC86F96FE5FBC59FE05" box="[411,549,412,437]" metricMagnitude="-4" metricUnit="m" metricValue="5.0" metricValueMax="7.0" metricValueMin="3.0" pageId="13" pageNumber="214" unit="mm" value="0.5" valueMax="0.7" valueMin="0.3">0.3–0.7 mm</quantity>
|
||
wide at base, margins regularly ciliate, apex long-caudate. Pinnae 6–15 pairs, oblong, 1–1.2 ×
|
||
<quantity id="4CFC9B1E042FFFC86F4EFE03BFB8FE69" box="[323,452,448,473]" metricMagnitude="-3" metricUnit="m" metricValue="4.5" metricValueMax="5.0" metricValueMin="4.0" pageId="13" pageNumber="214" unit="cm" value="0.45" valueMax="0.5" valueMin="0.4">0.4–0.5 cm</quantity>
|
||
, basalmost 2–4 pairs gradually smaller toward lamina base, basalmost pair nearly 2/3 as large as middle ones,
|
||
<quantity id="4CFC9B1E042FFFC86F71FE27BF86FE4D" box="[380,506,484,509]" metricMagnitude="-3" metricUnit="m" metricValue="3.0" metricValueMax="5.0" metricValueMin="1.0" pageId="13" pageNumber="214" unit="cm" value="0.3" valueMax="0.5" valueMin="0.1">0.1–0.5 cm</quantity>
|
||
apart, middle pairs
|
||
<quantity id="4CFC9B1E042FFFC86CD6FE27BD24FE4D" box="[731,856,484,509]" metricMagnitude="-3" metricUnit="m" metricValue="3" metricValueMax="4.0" metricValueMin="2.0" pageId="13" pageNumber="214" unit="cm" value="0.3" valueMax="0.4" valueMin="0.2">0.2–0.4 cm</quantity>
|
||
apart, all pinnae subcoriaceous, alternate, basiscopic margins entire, acroscopic margins shallowly toothed, teeth rounded and acute, basiscopic margins forming a 50–85° angle with rachis, apex acute to acuminate, base cuneate and asymmetric with acroscopic sides being much broader, petioles ca.
|
||
<quantity id="4CFC9B1E042FFFC86F1CFD93BF14FDD9" box="[273,360,592,617]" metricMagnitude="-4" metricUnit="m" metricValue="4.0" pageId="13" pageNumber="214" unit="mm" value="0.4">0.4 mm</quantity>
|
||
long, abaxially sparsely with microscales, microscales subulate, light brown,
|
||
<quantity id="4CFC9B1E042FFFC86AEFFD93BB16FDD9" box="[1250,1386,592,617]" metricMagnitude="-3" metricUnit="m" metricValue="1.1" metricValueMax="1.7" metricValueMin="0.5" pageId="13" pageNumber="214" unit="mm" value="1.1" valueMax="1.7" valueMin="0.5">0.5–1.7 mm</quantity>
|
||
long,
|
||
<quantity id="4CFC9B1E042FFFC86E85FDB7BF72FD3D" box="[136,270,628,653]" metricMagnitude="-4" metricUnit="m" metricValue="5.0" metricValueMax="7.0" metricValueMin="3.0" pageId="13" pageNumber="214" unit="mm" value="0.5" valueMax="0.7" valueMin="0.3">0.3–0.7 mm</quantity>
|
||
wide at base, margins with irregular outgrowths; adaxially glabrous; veins visible abaxially but somewhat obscure adaxially, lateral veins free, single or forked. Lower 2–3 pairs of pinnae sterile; sori terminal on lateral veins of fertile pinnae, 1–4 on acroscopic side of fertile pinnae, 0–2 on distal basiscopic side of fertile pinnae, ca.
|
||
<quantity id="4CFC9B1E042FFFC86B55FD7FBEC8FD49" metricMagnitude="-3" metricUnit="m" metricValue="1.0" metricValueMax="1.2" metricValueMin="0.8" pageId="13" pageNumber="214" unit="mm" value="1.0" valueMax="1.2" valueMin="0.8">0.8–1.2 mm</quantity>
|
||
diam., closer to pinna margins than to midrib (centers of sori
|
||
<quantity id="4CFC9B1E042FFFC86D77FD23BA7FFD49" box="[890,1027,736,761]" metricMagnitude="-4" metricUnit="m" metricValue="7.5" metricValueMax="12.0" metricValueMin="3.0" pageId="13" pageNumber="214" unit="mm" value="0.75" valueMax="1.2" valueMin="0.3">0.3–1.2 mm</quantity>
|
||
from pinna margins,
|
||
<quantity id="4CFC9B1E042FFFC86AF7FD23BB11FD49" box="[1274,1389,736,761]" metricMagnitude="-3" metricUnit="m" metricValue="1.75" metricValueMax="2.5" metricValueMin="1.0" pageId="13" pageNumber="214" unit="mm" value="1.75" valueMax="2.5" valueMin="1.0">1–2.5 mm</quantity>
|
||
from midrib), centers
|
||
<quantity id="4CFC9B1E042FFFC86F4FFCC7BFC8FCAD" box="[322,436,772,797]" metricMagnitude="-3" metricUnit="m" metricValue="1.65" metricValueMax="2.0" metricValueMin="1.3" pageId="13" pageNumber="214" unit="mm" value="1.65" valueMax="2.0" valueMin="1.3">1.3–2 mm</quantity>
|
||
apart from one another; indusia rounded, lacerate. Spores round in polar view and elliptic in equatorial view; perispore sculpture cristate and granulate.
|
||
</paragraph>
|
||
<paragraph id="8BBB36FB042FFFC86EB0FC8FBCC8FC39" blockId="13.[136,1452,160,1481]" pageId="13" pageNumber="214">
|
||
<emphasis id="B970EAE9042FFFC86EB0FC8FBF8AFCD5" bold="true" box="[189,502,844,869]" pageId="13" pageNumber="214">Geographical distribution</emphasis>
|
||
:—
|
||
<taxonomicName id="4C044D78042FFFC86C14FC8FBD30FCD5" authorityName="Li Bing Zhang, M. Q. Han & Yan Liu" authorityYear="2016" box="[537,844,844,869]" class="Polypodiopsida" family="Dryopteridaceae" genus="Polystichum" kingdom="Plantae" order="Polypodiales" pageId="13" pageNumber="214" phylum="Tracheophyta" rank="species" species="paraobliquum">
|
||
<emphasis id="B970EAE9042FFFC86C14FC8FBD30FCD5" box="[537,844,844,869]" italics="true" pageId="13" pageNumber="214">Polystichum paraobliquum</emphasis>
|
||
</taxonomicName>
|
||
is only known from northeastern
|
||
<collectingRegion id="49C0F819042FFFC86ADCFC8FBB56FCD5" box="[1233,1322,844,869]" country="China" name="Yunnan" pageId="13" pageNumber="214">Yunnan</collectingRegion>
|
||
, Southwest
|
||
<collectingCountry id="F313766B042FFFC86E85FCB3BEB3FC39" box="[136,207,880,905]" name="China" pageId="13" pageNumber="214">China</collectingCountry>
|
||
. It is likely endemic to that limestone cave.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C31E6570042FFFC86EB0FC57BE90FBA9" pageId="13" pageNumber="214" type="biology_ecology">
|
||
<paragraph id="8BBB36FB042FFFC86EB0FC57BF31FC61" blockId="13.[136,1452,160,1481]" pageId="13" pageNumber="214">
|
||
<emphasis id="B970EAE9042FFFC86EB0FC57BF60FC1D" bold="true" box="[189,284,916,941]" pageId="13" pageNumber="214">Ecology</emphasis>
|
||
:—
|
||
<taxonomicName id="4C044D78042FFFC86F4DFC57BC0DFC1D" authorityName="Li Bing Zhang, M. Q. Han & Yan Liu" authorityYear="2016" box="[320,625,916,941]" class="Polypodiopsida" family="Dryopteridaceae" genus="Polystichum" kingdom="Plantae" order="Polypodiales" pageId="13" pageNumber="214" phylum="Tracheophyta" rank="species" species="paraobliquum">
|
||
<emphasis id="B970EAE9042FFFC86F4DFC57BC0DFC1D" box="[320,625,916,941]" italics="true" pageId="13" pageNumber="214">Polystichum paraobliquum</emphasis>
|
||
</taxonomicName>
|
||
grows inside a limestone cave at an elevation of
|
||
<quantity id="4CFC9B1E042FFFC86A90FC57BA8FFC1D" box="[1181,1267,916,941]" metricMagnitude="3" metricUnit="m" metricValue="1.61" pageId="13" pageNumber="214" unit="m" value="1610.0">1610 m</quantity>
|
||
with humid and shady conditions.
|
||
</paragraph>
|
||
<paragraph id="8BBB36FB042FFFC86EB0FC1FBE90FBA9" blockId="13.[136,1452,160,1481]" pageId="13" pageNumber="214">
|
||
<emphasis id="B970EAE9042FFFC86EB0FC1FBF9FFC45" bold="true" box="[189,483,988,1013]" pageId="13" pageNumber="214">IUCN Red List category</emphasis>
|
||
:—CR-Critically Endangered: Only one population with about 100 plants was seen in the field.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C31E6570042FFFC86EB0FBE7BF9BFA79" pageId="13" pageNumber="214" type="etymology">
|
||
<paragraph id="8BBB36FB042FFFC86EB0FBE7BA1EFBD1" blockId="13.[136,1452,160,1481]" pageId="13" pageNumber="214">
|
||
<emphasis id="B970EAE9042FFFC86EB0FBE7BF42FB8D" bold="true" box="[189,318,1060,1085]" pageId="13" pageNumber="214">Etymology</emphasis>
|
||
:—The species epithet is based on the Latin prefix,
|
||
<emphasis id="B970EAE9042FFFC86D8EFBE7BDBDFB8D" box="[899,961,1060,1085]" italics="true" pageId="13" pageNumber="214">
|
||
<typeStatus id="54BF8859042FFFC86D8EFBE7BDBDFB8D" box="[899,961,1060,1085]" pageId="13" pageNumber="214" type="paratype">para-</typeStatus>
|
||
</emphasis>
|
||
, similar, and the Latin adjective,
|
||
<taxonomicName id="4C044D78042FFFC86B36FBE7BBD9FB8D" authorityName="T. Moore" authorityYear="1858" baseAuthorityName="D. Don" baseAuthorityYear="1825" box="[1339,1445,1060,1085]" class="Polypodiopsida" family="Dryopteridaceae" genus="Polystichum" kingdom="Plantae" order="Polypodiales" pageId="13" pageNumber="214" phylum="Tracheophyta" rank="species" species="obliquum">
|
||
<emphasis id="B970EAE9042FFFC86B36FBE7BBD9FB8D" box="[1339,1445,1060,1085]" italics="true" pageId="13" pageNumber="214">obliquum</emphasis>
|
||
</taxonomicName>
|
||
, oblique, the epithet of
|
||
<taxonomicName id="4C044D78042FFFC86F88FB8BBC76FBD1" authorityName="T. Moore" authorityYear="1858" baseAuthorityName="D. Don" baseAuthorityYear="1825" box="[389,522,1096,1121]" class="Polypodiopsida" family="Dryopteridaceae" genus="Polystichum" kingdom="Plantae" order="Polypodiales" pageId="13" pageNumber="214" phylum="Tracheophyta" rank="species" species="obliquum">
|
||
<emphasis id="B970EAE9042FFFC86F88FB8BBC76FBD1" box="[389,522,1096,1121]" italics="true" pageId="13" pageNumber="214">P. obliquum</emphasis>
|
||
</taxonomicName>
|
||
, referring to the similarities between the two species.
|
||
</paragraph>
|
||
<paragraph id="8BBB36FB042FFFC86EB0FBAFBCC1FAED" blockId="13.[136,1452,160,1481]" pageId="13" pageNumber="214">
|
||
<emphasis id="B970EAE9042FFFC86EB0FBAFBFF8FB35" bold="true" box="[189,388,1132,1157]" pageId="13" pageNumber="214">Taxonomic notes</emphasis>
|
||
:—
|
||
<taxonomicName id="4C044D78042FFFC86FA5FBAFBCABFB35" authorityName="Li Bing Zhang, M. Q. Han & Yan Liu" authorityYear="2016" box="[424,727,1132,1157]" class="Polypodiopsida" family="Dryopteridaceae" genus="Polystichum" kingdom="Plantae" order="Polypodiales" pageId="13" pageNumber="214" phylum="Tracheophyta" rank="species" species="paraobliquum">
|
||
<emphasis id="B970EAE9042FFFC86FA5FBAFBCABFB35" box="[424,727,1132,1157]" italics="true" pageId="13" pageNumber="214">Polystichum paraobliquum</emphasis>
|
||
</taxonomicName>
|
||
is also very similar to
|
||
<taxonomicName id="4C044D78042FFFC86DC2FBAFBF71FB19" authority="Li Bing Zhang. H. He & Q. Luo (2010: 128)" authorityName="Li Bing Zhang. H. He & Q. Luo" authorityPageNumber="128" authorityYear="2010" class="Polypodiopsida" family="Dryopteridaceae" genus="Polystichum" kingdom="Plantae" order="Polypodiales" pageId="13" pageNumber="214" phylum="Tracheophyta" rank="species" species="puteicola">
|
||
<emphasis id="B970EAE9042FFFC86DC2FBAFBA2DFB35" box="[975,1105,1132,1157]" italics="true" pageId="13" pageNumber="214">P. puteicola</emphasis>
|
||
Li Bing Zhang. H.He & Q.Luo (2010: 128)
|
||
</taxonomicName>
|
||
in having dark green, subcoriaceous, and oblong pinnae with acute apex and rounded-toothed margins. However,
|
||
<taxonomicName id="4C044D78042FFFC86EF6FB77BFC9FB7D" authorityName="Li Bing Zhang, M. Q. Han & Yan Liu" authorityYear="2016" box="[251,437,1204,1229]" class="Polypodiopsida" family="Dryopteridaceae" genus="Polystichum" kingdom="Plantae" order="Polypodiales" pageId="13" pageNumber="214" phylum="Tracheophyta" rank="species" species="paraobliquum">
|
||
<emphasis id="B970EAE9042FFFC86EF6FB77BFC9FB7D" box="[251,437,1204,1229]" italics="true" pageId="13" pageNumber="214">P. paraobliquum</emphasis>
|
||
</taxonomicName>
|
||
has basalmost 2–4 pairs of pinnae gradually smaller toward lamina base and the basalmost 2–3 pairs of pinnae sterile. In contrast,
|
||
<taxonomicName id="4C044D78042FFFC86C4DFB1BBCBFFB41" authorityName="Li Bing Zhang. H. He & Q. Luo" authorityYear="2010" box="[576,707,1240,1265]" class="Polypodiopsida" family="Dryopteridaceae" genus="Polystichum" kingdom="Plantae" order="Polypodiales" pageId="13" pageNumber="214" phylum="Tracheophyta" rank="species" species="puteicola">
|
||
<emphasis id="B970EAE9042FFFC86C4DFB1BBCBFFB41" box="[576,707,1240,1265]" italics="true" pageId="13" pageNumber="214">P. puteicola</emphasis>
|
||
</taxonomicName>
|
||
has basalmost pairs of pinnae not smaller toward lamina base and all pinnae are fertile. Our preliminary molecular analysis shows that these two species are indeed most closely related to each other. The two species are distributed far away from each other with
|
||
<taxonomicName id="4C044D78042FFFC86DFBFAE3BACEFA89" authorityName="Li Bing Zhang, M. Q. Han & Yan Liu" authorityYear="2016" box="[1014,1202,1312,1337]" class="Polypodiopsida" family="Dryopteridaceae" genus="Polystichum" kingdom="Plantae" order="Polypodiales" pageId="13" pageNumber="214" phylum="Tracheophyta" rank="species" species="paraobliquum">
|
||
<emphasis id="B970EAE9042FFFC86DFBFAE3BACEFA89" box="[1014,1202,1312,1337]" italics="true" pageId="13" pageNumber="214">P. paraobliquum</emphasis>
|
||
</taxonomicName>
|
||
being in southeastern
|
||
<collectingRegion id="49C0F819042FFFC86E85FA87BEA2FAED" box="[136,222,1348,1373]" country="China" name="Yunnan" pageId="13" pageNumber="214">Yunnan</collectingRegion>
|
||
and
|
||
<taxonomicName id="4C044D78042FFFC86F19FA87BFE4FAED" authorityName="Li Bing Zhang. H. He & Q. Luo" authorityYear="2010" box="[276,408,1348,1373]" class="Polypodiopsida" family="Dryopteridaceae" genus="Polystichum" kingdom="Plantae" order="Polypodiales" pageId="13" pageNumber="214" phylum="Tracheophyta" rank="species" species="puteicola">
|
||
<emphasis id="B970EAE9042FFFC86F19FA87BFE4FAED" box="[276,408,1348,1373]" italics="true" pageId="13" pageNumber="214">P. puteicola</emphasis>
|
||
</taxonomicName>
|
||
in northwestern
|
||
<collectingRegion id="49C0F819042FFFC86C58FA87BCC5FAED" box="[597,697,1348,1373]" country="China" name="Guizhou" pageId="13" pageNumber="214">Guizhou</collectingRegion>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="8BBB36FB042FFFC86EB0FAABBF9BFA79" blockId="13.[136,1452,160,1481]" pageId="13" pageNumber="214">
|
||
<emphasis id="B970EAE9042FFFC86EB0FAABBC3BFA31" bold="true" box="[189,583,1384,1409]" pageId="13" pageNumber="214">Additional Specimen Examined</emphasis>
|
||
:—
|
||
<collectingCountry id="F313766B042FFFC86C64FAABBCBBFA31" box="[617,711,1384,1409]" name="China" pageId="13" pageNumber="214">CHINA</collectingCountry>
|
||
.
|
||
<collectingRegion id="49C0F819042FFFC86CD4FAABBD4FFA31" box="[729,819,1384,1409]" country="China" name="Yunnan" pageId="13" pageNumber="214">Yunnan</collectingRegion>
|
||
: Zhenxiong County, Chishuiyuan Town, Muguayuan Village, inside a limestone cave, elev.
|
||
<quantity id="4CFC9B1E042FFFC86C4CFA4FBCE6FA15" box="[577,666,1420,1445]" metricMagnitude="3" metricUnit="m" metricValue="1.61" pageId="13" pageNumber="214" unit="m" value="1610.0">1610 m</quantity>
|
||
,
|
||
<geoCoordinate id="EE30503C042FFFC86CA5FA4FBD45FA15" box="[680,825,1420,1445]" degrees="27" direction="north" minutes="31" orientation="latitude" pageId="13" pageNumber="214" precision="15" seconds="50" value="27.530556">
|
||
27°31
|
||
<emphasis id="B970EAE9042FFFC86CE6FA4FBC8DFA15" bold="true" box="[747,753,1420,1445]" italics="true" pageId="13" pageNumber="214">′</emphasis>
|
||
50
|
||
<emphasis id="B970EAE9042FFFC86D03FA4FBD66FA15" bold="true" box="[782,794,1420,1445]" italics="true" pageId="13" pageNumber="214">″</emphasis>
|
||
N
|
||
</geoCoordinate>
|
||
,
|
||
<geoCoordinate id="EE30503C042FFFC86D4AFA4FBD9EFA15" box="[839,994,1420,1445]" degrees="104" direction="east" minutes="53" orientation="longitude" pageId="13" pageNumber="214" precision="15" seconds="16" value="104.88778">
|
||
104°53
|
||
<emphasis id="B970EAE9042FFFC86D95FA4FBDE2FA15" bold="true" box="[920,926,1420,1445]" italics="true" pageId="13" pageNumber="214">′</emphasis>
|
||
16
|
||
<emphasis id="B970EAE9042FFFC86DB7FA4FBDBAFA15" bold="true" box="[954,966,1420,1445]" italics="true" pageId="13" pageNumber="214">″</emphasis>
|
||
E
|
||
</geoCoordinate>
|
||
,
|
||
<date id="FFBA103B042FFFC86DFDFA4FBAF1FA15" box="[1008,1165,1420,1445]" pageId="13" pageNumber="214" value="2015-05-29">29 May 2015</date>
|
||
,
|
||
<emphasis id="B970EAE9042FFFC86A97FA4FBF39FA79" italics="true" pageId="13" pageNumber="214">Mengqi Han & Jinquan Huang HMQ543</emphasis>
|
||
(IBK, CDBI).
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |