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<document id="52619FD20436B17C882353FAC54EBA9A" ID-DOI="10.11646/phytotaxa.323.1.8" ID-ISSN="1179-3163" ID-Zenodo-Dep="13696872" IM.bibliography_approvedBy="felipe" IM.illustrations_approvedBy="felipe" IM.materialsCitations_approvedBy="guilherme" IM.metadata_approvedBy="guilherme" IM.taxonomicNames_approvedBy="felipe" IM.treatments_approvedBy="guilherme" checkinTime="1725566727048" checkinUser="felipe" docAuthor="Lu, Ngan Thi, Duan, Yi-Fan & Zhang, Li-Bing" docDate="2017" docId="038F87FEFF9E7A5B17C4F8D2529F6461" docLanguage="en" docName="phytotaxa.323.1.8.pdf" docOrigin="Phytotaxa 323 (1)" docSource="http://dx.doi.org/10.11646/phytotaxa.323.1.8" docStyle="DocumentStyle:96748F8F1B6C902996E134952A3A36B9.13:Phytotaxa.2014-.journal_article" docStyleId="96748F8F1B6C902996E134952A3A36B9" docStyleName="Phytotaxa.2014-.journal_article" docStyleVersion="13" docTitle="Polystichum alluvium Li Bing Zhang, N. T. Lu & Yi F. Duan 2017, sp. nov." docType="treatment" docVersion="1" lastPageNumber="90" masterDocId="FFB6FF86FF9E7A59174CFF84527E6173" masterDocTitle="Polystichum alluvium (subg. Haplopolystichum; Dryopteridaceae), a new cave species from Guizhou, China, with reference to new distribution records of P. leveillei" masterLastPageNumber="92" masterPageNumber="88" pageNumber="88" updateTime="1743448918424" updateUser="guilherme" zenodo-license-figures="UNSPECIFIED" zenodo-license-treatments="UNSPECIFIED">
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<mods:titleInfo id="9E5E6CA0A4D1F66D833BF93673BEEE13">
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<mods:title id="82197EA768F6433D6214318FA51D13A6">Polystichum alluvium (subg. Haplopolystichum; Dryopteridaceae), a new cave species from Guizhou, China, with reference to new distribution records of P. leveillei</mods:title>
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<mods:roleTerm id="666976709C24E428AC76856D44E95FE3">Author</mods:roleTerm>
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<mods:namePart id="3A3EFB4E403E321C6B8534569F32E85D">Lu, Ngan Thi</mods:namePart>
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<mods:affiliation id="CDC52401761A7219C0A10A3A75D98DB1">CAS Key Laboratory of Mountain Ecological Restoration and Bioresource Utilization, Chengdu Institute of Biology, Chinese Academy of Sciences, P. O. Box 416, Chengdu, Sichuan 610041, China & Department of Biology, Vietnam National Museum of Nature, Vietnam Academy of Science and Technology, 18 Hoang Quoc Viet, Hanoi, Vietnam & University of Chinese Academy of Sciences, Beijing 100049, China</mods:affiliation>
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<mods:roleTerm id="AA0DFCD2163F83B35C9346F4035E2D14">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="326FF4C1FD551721B009E0E8574342FE">Duan, Yi-Fan</mods:namePart>
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<mods:affiliation id="14A4BA2CA5A01474C2A8E54D3DE92501">Co-Innovation Center for Sustainable Forestry in Southern China, Nanjing Forestry University and International Cultivar Registration Center for Osmanthus, College of Biology and the Environment, Nanjing Forestry University, Nanjing, Jiangsu 210037, P. R. China; State Key Laboratory of Palaeobiology and Stratigraphy, Nanjing Institute of Geology and Palaeontology, Chinese Academy of Sciences.</mods:affiliation>
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<mods:namePart id="90D067E7272E780381CCD1B0D6DD98C1">Zhang, Li-Bing</mods:namePart>
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<mods:affiliation id="968F114713EF964540F2F74230F3033E">CAS Key Laboratory of Mountain Ecological Restoration and Bioresource Utilization, Chengdu Institute of Biology, Chinese Academy of Sciences, P. O. Box 416, Chengdu, Sichuan 610041, China & Missouri Botanical Garden, P. O. Box 299, St. Louis, Missouri 63166 - 0299, U. S. A.</mods:affiliation>
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<mods:title id="4AF6026C3AAF5757E8CB52D9BEACA723">Phytotaxa</mods:title>
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<mods:date id="67520C75DFCF86A3399C6B59888DBA52">2017</mods:date>
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<mods:number id="F8FDA3D8F0829C167F52A357D7605067">2017-09-26</mods:number>
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<mods:number id="D2951908A7D4F90125093D42E77BDA03">323</mods:number>
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<mods:url id="582CEF81492C5CD7E64547A389A5CC5F">http://dx.doi.org/10.11646/phytotaxa.323.1.8</mods:url>
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<mods:classification id="EB3F91BA8791F0AD7B781F43AD57BE2F">journal article</mods:classification>
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<mods:identifier id="E47BFAAA5108BF60BB79980F0396D80B" type="DOI">10.11646/phytotaxa.323.1.8</mods:identifier>
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<mods:identifier id="F5B67918FF7E05F9A30F64DD629AD88E" type="ISSN">1179-3163</mods:identifier>
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<mods:identifier id="0F29A51CB8BF112DCFB7F7075B2FE3A4" type="Zenodo-Dep">13696872</mods:identifier>
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<treatment id="038F87FEFF9E7A5B17C4F8D2529F6461" LSID="urn:lsid:plazi:treatment:038F87FEFF9E7A5B17C4F8D2529F6461" httpUri="http://treatment.plazi.org/id/038F87FEFF9E7A5B17C4F8D2529F6461" lastPageId="2" lastPageNumber="90" pageId="0" pageNumber="88">
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<subSubSection id="C33C6563FF9E7A5917C4F8D25189661C" box="[136,1015,1878,1903]" pageId="0" pageNumber="88" type="nomenclature">
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<paragraph id="8B9936E8FF9E7A5917C4F8D25189661C" blockId="0.[136,1452,1878,2045]" box="[136,1015,1878,1903]" pageId="0" pageNumber="88">
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<taxonomicName id="4C264D6BFF9E7A5917C4F8D2514B661C" ID-CoL="786SS" authority="Li Bing Zhang, N.T.Lu & Yi F. Duan" authorityName="Li Bing Zhang, N. T. Lu & Yi F. Duan" authorityYear="2017" box="[136,821,1878,1903]" class="Polypodiopsida" family="Dryopteridaceae" genus="Polystichum" kingdom="Plantae" order="Polypodiales" pageId="0" pageNumber="88" phylum="Tracheophyta" rank="species" species="alluvium" status="sp. nov.">
|
||||
<emphasis id="B952EAFAFF9E7A5917C4F8D253F3661C" bold="true" box="[136,397,1878,1903]" pageId="0" pageNumber="88">Polystichum alluvium</emphasis>
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||||
Li Bing Zhang, N.T.Lu & Yi F. Duan
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||||
</taxonomicName>
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||||
,
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||||
<emphasis id="B952EAFAFF9E7A59140DF8D251E8661C" box="[833,918,1878,1903]" italics="true" pageId="0" pageNumber="88">
|
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<taxonomicNameLabel id="A2615781FF9E7A59140DF8D251E8661C" box="[833,918,1878,1903]" pageId="0" pageNumber="88" rank="species">sp. nov.</taxonomicNameLabel>
|
||||
</emphasis>
|
||||
(
|
||||
<figureCitation id="131D2A6DFF9E7A5914E9F8D25198661C" box="[933,998,1878,1903]" captionStart="FIGURE 1" captionStartId="1.[136,229,1992,2013]" captionTargetBox="[172,1415,199,1943]" captionTargetId="figure-19@1.[151,1436,187,1964]" captionTargetPageId="1" captionText="FIGURE 1. Polystichum alluvium Li Bing Zhang, N.T.Lu & Yi F.Duan.—A, B. Outside views of the cave where the new species was discovered.—C. Habitat inside the cave.—D. Abaxial view of leaf.—E. Abaxial view of lower portion of leaf.—F. Adaxial view of leaf.—G, I. Habit of the new fern in the cave.—H. Abaxial view of upper portion of leaf." figureDoi="http://doi.org/10.5281/zenodo.13696876" httpUri="https://zenodo.org/record/13696876/files/figure.png" pageId="0" pageNumber="88">Fig. 1</figureCitation>
|
||||
).
|
||||
</paragraph>
|
||||
</subSubSection>
|
||||
<subSubSection id="C33C6563FF9E7A5917C4F8F85724668E" pageId="0" pageNumber="88" type="diagnosis">
|
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<paragraph id="8B9936E8FF9E7A5917C4F8F85724668E" blockId="0.[136,1452,1878,2045]" pageId="0" pageNumber="88">
|
||||
Diagnosis:—
|
||||
<taxonomicName id="4C264D6BFF9E7A59164BF8F853A666E2" box="[263,472,1916,1937]" class="Polypodiopsida" family="Dryopteridaceae" genus="Polystichum" kingdom="Plantae" order="Polypodiales" pageId="0" pageNumber="88" phylum="Tracheophyta" rank="species" species="alluvium">
|
||||
<emphasis id="B952EAFAFF9E7A59164BF8F853A666E2" box="[263,472,1916,1937]" italics="true" pageId="0" pageNumber="88">Polystichum alluvium</emphasis>
|
||||
</taxonomicName>
|
||||
is somewhat similar to
|
||||
<taxonomicName id="4C264D6BFF9E7A5915F1F8F856CC66E2" authority="(Baker 1880: 494) Diels (1900: 193)" authorityName="Diels" authorityPageNumber="193" authorityYear="1900" baseAuthorityName="Baker" baseAuthorityPageNumber="494" baseAuthorityYear="1880" box="[701,1202,1916,1937]" class="Polypodiopsida" family="Dryopteridaceae" genus="Polystichum" kingdom="Plantae" order="Polypodiales" pageId="0" pageNumber="88" phylum="Tracheophyta" rank="species" species="lanceolatum">
|
||||
<emphasis id="B952EAFAFF9E7A5915F1F8F8513266E2" box="[701,844,1916,1937]" italics="true" pageId="0" pageNumber="88">P. lanceolatum</emphasis>
|
||||
(
|
||||
<bibRefCitation id="EFB74B19FF9E7A591414F8F8518566E2" author="Baker, J. G." box="[856,1019,1916,1937]" pageId="0" pageNumber="88" refId="ref2209" refString="Baker, J. G. (1880) New ferns of China and Japan. The Gardeners' Chronicle, new series 14: 494." type="book" year="1880">Baker 1880: 494</bibRefCitation>
|
||||
)
|
||||
<bibRefCitation id="EFB74B19FF9E7A591344F8F856CC66E2" author="Diels, L." box="[1032,1202,1916,1937]" pageId="0" pageNumber="88" pagination="168 - 320" refId="ref2379" refString="Diels, L. (1900) Die Flora von Central-China. Botanische Jahrbucher fur Systematik, Pflanzengeschichte und Pflanzengeographie 29: 168 - 320." type="journal article" year="1900">Diels (1900: 193)</bibRefCitation>
|
||||
</taxonomicName>
|
||||
in having small habit and subcoriaceous pinnae, but the former has oblanceolate laminae with basal pinnae strongly contracted toward the lamina base, deltoid-ovate and sessile pinnae, and very short or no spinules on acroscopic pinna margins, while the latter has lanceolate laminae with basal pinnae not contracted toward the lamina base, oblong and petiolate pinnae, and long spinules on acroscopic pinna margins.
|
||||
</paragraph>
|
||||
</subSubSection>
|
||||
<caption id="DF596660FF9F7A5817C4F84C51A06956" ID-DOI="http://doi.org/10.5281/zenodo.13696876" ID-Zenodo-Dep="13696876" httpUri="https://zenodo.org/record/13696876/files/figure.png" pageId="1" pageNumber="89" startId="1.[136,229,1992,2013]" targetBox="[172,1415,199,1943]" targetPageId="1" targetType="figure">
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<paragraph id="8B9936E8FF9F7A5817C4F84C51A06956" blockId="1.[136,1452,1992,2085]" pageId="1" pageNumber="89">
|
||||
<emphasis id="B952EAFAFF9F7A5817C4F84C528166AE" bold="true" box="[136,255,1992,2013]" pageId="1" pageNumber="89">FIGURE 1.</emphasis>
|
||||
<taxonomicName id="4C264D6BFF9F7A58164AF84C513566AE" authority="Li Bing Zhang, N. T. Lu & Yi F. Duan." authorityName="Li Bing Zhang, N. T. Lu & Yi F. Duan." box="[262,843,1992,2013]" class="Polypodiopsida" family="Dryopteridaceae" genus="Polystichum" kingdom="Plantae" order="Polypodiales" pageId="1" pageNumber="89" phylum="Tracheophyta" rank="species" species="alluvium">
|
||||
<emphasis id="B952EAFAFF9F7A58164AF84C53A666AE" box="[262,472,1992,2013]" italics="true" pageId="1" pageNumber="89">Polystichum alluvium</emphasis>
|
||||
Li Bing Zhang, N.T.Lu & Yi F.Duan.
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||||
</taxonomicName>
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||||
—A, B. Outside views of the cave where the new species was discovered.—C. Habitat inside the cave.—D. Abaxial view of leaf.—E. Abaxial view of lower portion of leaf.—F. Adaxial view of leaf.—G, I. Habit of the new fern in the cave.—H. Abaxial view of upper portion of leaf.
|
||||
</paragraph>
|
||||
</caption>
|
||||
<subSubSection id="C33C6563FF9C7A5B17C4FF24576761AA" pageId="2" pageNumber="90" type="materials_examined">
|
||||
<paragraph id="8B9936E8FF9C7A5B17C4FF24576761AA" blockId="2.[136,1452,160,217]" pageId="2" pageNumber="90">
|
||||
<collectingCounty id="62F84E64FF9C7A5B17C4FF2452C461C6" box="[136,186,160,181]" pageId="2" pageNumber="90">Type</collectingCounty>
|
||||
:—
|
||||
<materialsCitation id="3B4E3CB5FF9C7A5B179BFF24512C61AA" collectedFrom="in a cave" collectingDate="2016-06-17" collectionCode="CDBI" collectorName="Li Bing Zhang & Yi-Fan Duan & Ngan Thi Lu & Xin-Yuan Miao" country="China" elevation="1410" latitude="26.23889" location="Xinyao Xiang" longLatPrecision="20" longitude="105.372505" municipality="Liuzhi Tequ" pageId="2" pageNumber="90" specimenCount="1" stateProvince="Guizhou" typeStatus="holotype">
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<collectingCountry id="F3317678FF9C7A5B179BFF24535861C6" box="[215,294,160,181]" name="China" pageId="2" pageNumber="90">CHINA</collectingCountry>
|
||||
.
|
||||
<collectingRegion id="49E2F80AFF9C7A5B1662FF2453FA61C6" box="[302,388,160,181]" country="China" name="Guizhou" pageId="2" pageNumber="90">Guizhou</collectingRegion>
|
||||
:
|
||||
<collectingMunicipality id="6BFDAC92FF9C7A5B16C1FF24507C61C6" box="[397,514,160,181]" pageId="2" pageNumber="90">Liuzhi Tequ</collectingMunicipality>
|
||||
,
|
||||
<location id="8EF96033FF9C7A5B1547FF2450EA61C6" LSID="urn:lsid:plazi:treatment:038F87FEFF9E7A5B17C4F8D2529F6461:8EF96033FF9C7A5B1547FF2450EA61C6" box="[523,660,160,181]" country="China" county="Type" latitude="26.23889" longLatPrecision="20" longitude="105.372505" municipality="Liuzhi Tequ" name="Xinyao Xiang" pageId="2" pageNumber="90" stateProvince="Guizhou">Xinyao Xiang</location>
|
||||
,
|
||||
<collectedFrom id="383A7515FF9C7A5B15D2FF24508A61C6" box="[670,756,160,181]" pageId="2" pageNumber="90">in a cave</collectedFrom>
|
||||
,
|
||||
<geoCoordinate id="EE12502FFF9C7A5B15B1FF24510661C6" box="[765,888,160,181]" degrees="26" direction="north" minutes="14" orientation="latitude" pageId="2" pageNumber="90" precision="15" seconds="20" value="26.23889">26°14’20’’N</geoCoordinate>
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,
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<geoCoordinate id="EE12502FFF9C7A5B14CEFF24567D61C6" box="[898,1027,160,181]" degrees="105" direction="east" minutes="22" orientation="longitude" pageId="2" pageNumber="90" precision="15" seconds="21" value="105.372505">105°22’21”E</geoCoordinate>
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||||
, elev.
|
||||
<quantity id="4CDE9B0DFF9C7A5B1372FF2456F661C6" box="[1086,1160,160,181]" metricMagnitude="3" metricUnit="m" metricValue="1.41" pageId="2" pageNumber="90" unit="m" value="1410.0">
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<elevation id="000BD1DBFF9C7A5B1372FF2456F661C6" box="[1086,1160,160,181]" metricMagnitude="3" metricUnit="m" metricValue="1.41" pageId="2" pageNumber="90" unit="m" value="1410.0">1410 m</elevation>
|
||||
</quantity>
|
||||
,
|
||||
<date id="FF981028FF9C7A5B13DEFF24576C61C6" box="[1170,1298,160,181]" pageId="2" pageNumber="90" value="2016-06-17">
|
||||
<collectingDate id="EFDCE9C0FF9C7A5B13DEFF24576C61C6" box="[1170,1298,160,181]" pageId="2" pageNumber="90" value="2016-06-17">17 June 2016</collectingDate>
|
||||
</date>
|
||||
,
|
||||
<emphasis id="B952EAFAFF9C7A5B1250FF2450DB61AA" italics="true" pageId="2" pageNumber="90">
|
||||
<collectorName id="26D3533EFF9C7A5B1250FF2457D661C6" box="[1308,1448,160,181]" pageId="2" pageNumber="90">Li Bing Zhang</collectorName>
|
||||
,
|
||||
<collectorName id="26D3533EFF9C7A5B17F1FF40534261AA" box="[189,316,196,217]" pageId="2" pageNumber="90">Yi-Fan Duan</collectorName>
|
||||
,
|
||||
<collectorName id="26D3533EFF9C7A5B160AFF4053C161AA" box="[326,447,196,217]" pageId="2" pageNumber="90">Ngan Thi Lu</collectorName>
|
||||
&
|
||||
<collectorName id="26D3533EFF9C7A5B1692FF40501161AA" box="[478,623,196,217]" pageId="2" pageNumber="90">Xin-Yuan Miao</collectorName>
|
||||
9328
|
||||
</emphasis>
|
||||
(
|
||||
<typeStatus id="549D884AFF9C7A5B15FDFF40517961AA" box="[689,775,196,217]" pageId="2" pageNumber="90" type="holotype">holotype</typeStatus>
|
||||
<collectionCode id="ED37AE2DFF9C7A5B1441FF40513061AA" box="[781,846,196,217]" pageId="2" pageNumber="90">CDBI</collectionCode>
|
||||
!
|
||||
</materialsCitation>
|
||||
;
|
||||
<materialsCitation id="3B4E3CB5FF9C7A5B1417FF40518A61AA" box="[859,1012,196,217]" collectedFrom="in a cave" collectingDate="2016-06-17" collectionCode="CDBI" collectorName="Li Bing Zhang & Yi-Fan Duan & Ngan Thi Lu & Xin-Yuan Miao" country="China" elevation="1410" latitude="26.23889" location="Xinyao Xiang" longLatPrecision="20" longitude="105.372505" municipality="Liuzhi Tequ" pageId="2" pageNumber="90" specimenCount="1" stateProvince="Guizhou" typeStatus="isotype">
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<typeStatus id="549D884AFF9C7A5B1417FF4051D461AA" box="[859,938,196,217]" pageId="2" pageNumber="90" type="isotype">isotypes</typeStatus>
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<collectionCode id="ED37AE2DFF9C7A5B14E3FF40519161AA" box="[943,1007,196,217]" pageId="2" pageNumber="90">CDBI</collectionCode>
|
||||
!
|
||||
</materialsCitation>
|
||||
,
|
||||
<materialsCitation id="3B4E3CB5FF9C7A5B14B1FF40565061AA" box="[1021,1070,196,217]" collectedFrom="in a cave" collectingDate="2016-06-17" collectionCode="MO" collectorName="Li Bing Zhang & Yi-Fan Duan & Ngan Thi Lu & Xin-Yuan Miao" country="China" elevation="1410" latitude="26.23889" location="Xinyao Xiang" longLatPrecision="20" longitude="105.372505" municipality="Liuzhi Tequ" pageId="2" pageNumber="90" specimenCount="1" stateProvince="Guizhou" typeStatus="isotype">
|
||||
<collectionCode id="ED37AE2DFF9C7A5B14B1FF40565461AA" box="[1021,1066,196,217]" pageId="2" pageNumber="90">MO</collectionCode>
|
||||
!
|
||||
</materialsCitation>
|
||||
,
|
||||
<materialsCitation id="3B4E3CB5FF9C7A5B137BFF40577161AA" box="[1079,1295,196,217]" collectedFrom="in a cave" collectingDate="2016-06-17" collectorName="Li Bing Zhang & Yi-Fan Duan & Ngan Thi Lu & Xin-Yuan Miao" country="China" elevation="1410" latitude="26.23889" location="Xinyao Xiang" longLatPrecision="20" longitude="105.372505" municipality="Liuzhi Tequ" pageId="2" pageNumber="90" specimenCount="1" stateProvince="Guizhou" typeStatus="isotype">herb. Pei-Shan Wang!</materialsCitation>
|
||||
).
|
||||
</paragraph>
|
||||
</subSubSection>
|
||||
<subSubSection id="C33C6563FF9C7A5B17C4FE8D573762F5" pageId="2" pageNumber="90" type="description">
|
||||
<paragraph id="8B9936E8FF9C7A5B17C4FE8D573762F5" blockId="2.[136,1452,265,1298]" pageId="2" pageNumber="90">
|
||||
Plants perennial, evergreen,
|
||||
<quantity id="4CDE9B0DFF9C7A5B168FFE8D506B6051" box="[451,533,265,290]" metricMagnitude="-2" metricUnit="m" metricValue="6.0" metricValueMax="8.0" metricValueMin="4.0" pageId="2" pageNumber="90" unit="cm" value="6.0" valueMax="8.0" valueMin="4.0">4–8 cm</quantity>
|
||||
tall. Rhizomes short, nearly erect,
|
||||
<quantity id="4CDE9B0DFF9C7A5B14DAFE8D567E6051" box="[918,1024,265,290]" metricMagnitude="-3" metricUnit="m" metricValue="8.5" metricValueMax="12.0" metricValueMin="5.0" pageId="2" pageNumber="90" unit="mm" value="8.5" valueMax="12.0" valueMin="5.0">5–12 mm</quantity>
|
||||
long, ca.
|
||||
<quantity id="4CDE9B0DFF9C7A5B1327FE8D56D56051" box="[1131,1195,265,290]" metricMagnitude="-3" metricUnit="m" metricValue="7.0" pageId="2" pageNumber="90" unit="mm" value="7.0">7 mm</quantity>
|
||||
in diam., with remnant bases of old stipes; roots unseen. Leaves fastigiate, 8–14 per rhizome; stipes
|
||||
<quantity id="4CDE9B0DFF9C7A5B14B1FEA956146035" box="[1021,1130,301,326]" metricMagnitude="-3" metricUnit="m" metricValue="8.5" metricValueMax="12.0" metricValueMin="5.0" pageId="2" pageNumber="90" unit="mm" value="8.5" valueMax="12.0" valueMin="5.0">5–12 mm</quantity>
|
||||
long,
|
||||
<quantity id="4CDE9B0DFF9C7A5B13F9FEA957406035" box="[1205,1342,301,326]" metricMagnitude="-4" metricUnit="m" metricValue="3.5" metricValueMax="5.0" metricValueMin="2.0" pageId="2" pageNumber="90" unit="mm" value="0.35" valueMax="0.5" valueMin="0.2">0.2–0.5 mm</quantity>
|
||||
in diam., basal portions densely covered with scales; basal stipe scales lanceolate to ovate, 1.1–1.8 ×
|
||||
<quantity id="4CDE9B0DFF9C7A5B13C0FED5576B6019" box="[1164,1301,337,362]" metricMagnitude="-4" metricUnit="m" metricValue="4.0" metricValueMax="5.0" metricValueMin="3.0" pageId="2" pageNumber="90" unit="mm" value="0.4" valueMax="0.5" valueMin="0.3">0.3–0.5 mm</quantity>
|
||||
, chartaceous, composed of multiple cells, brown to dark brown in color, edges with lighter color and almost entire, apex acuminate; distal stipe scales similar but narrower, 0.4–1.5 ×
|
||||
<quantity id="4CDE9B0DFF9C7A5B15ABFE1D510860C1" box="[743,886,409,434]" metricMagnitude="-4" metricUnit="m" metricValue="3" metricValueMax="4.0" metricValueMin="2.0" pageId="2" pageNumber="90" unit="mm" value="0.3" valueMax="0.4" valueMin="0.2">0.2–0.4 mm</quantity>
|
||||
, membranous, margins short-ciliate, apex longacuminate or caudate. Laminae oblanceolate, 1–pinnate, 2–6.5 ×
|
||||
<quantity id="4CDE9B0DFF9C7A5B1425FE39519460A5" box="[873,1002,445,470]" metricMagnitude="-2" metricUnit="m" metricValue="1.2" metricValueMax="1.7" metricValueMin="0.7" pageId="2" pageNumber="90" unit="cm" value="1.2" valueMax="1.7" valueMin="0.7">0.7–1.7 cm</quantity>
|
||||
, apex acute, green when dried; rachises
|
||||
<quantity id="4CDE9B0DFF9C7A5B17C4FE6553716089" box="[136,271,481,506]" metricMagnitude="-4" metricUnit="m" metricValue="1.5" metricValueMax="2.0" metricValueMin="1.0" pageId="2" pageNumber="90" unit="mm" value="0.15" valueMax="0.2" valueMin="0.1">0.1–0.2 mm</quantity>
|
||||
in diam.; rachis scales subulate to lanceolate, brown,
|
||||
<quantity id="4CDE9B0DFF9C7A5B142AFE6551A66089" box="[870,984,481,506]" metricMagnitude="-3" metricUnit="m" metricValue="1.15" metricValueMax="2.0" metricValueMin="0.3" pageId="2" pageNumber="90" unit="mm" value="1.15" valueMax="2.0" valueMin="0.3">0.3–2 mm</quantity>
|
||||
long including tip,
|
||||
<quantity id="4CDE9B0DFF9C7A5B13FEFE65572A6089" box="[1202,1364,481,506]" metricMagnitude="-4" metricUnit="m" metricValue="3" metricValueMax="5.5" metricValueMin="0.5" pageId="2" pageNumber="90" unit="mm" value="0.3" valueMax="0.55" valueMin="0.05">0.05–0.55 mm</quantity>
|
||||
wide at base, margins sparsely ciliate, apex acuminate to caudate. Pinnae 10–18 pairs, deltoid-ovate, 2.75–7.25 ×
|
||||
<quantity id="4CDE9B0DFF9C7A5B1269FD8157D9636D" box="[1317,1447,517,542]" metricMagnitude="-3" metricUnit="m" metricValue="2.625" metricValueMax="3.25" metricValueMin="2.0" pageId="2" pageNumber="90" unit="mm" value="2.625" valueMax="3.25" valueMin="2.0">2–3.25 mm</quantity>
|
||||
, basalmost 2–4(–6) pairs much smaller toward lamina base, ca. 1/6 as large as middle ones,
|
||||
<quantity id="4CDE9B0DFF9C7A5B1332FDAD576C6331" box="[1150,1298,553,578]" metricMagnitude="-3" metricUnit="m" metricValue="1.725" metricValueMax="3.25" metricValueMin="0.2" pageId="2" pageNumber="90" unit="mm" value="1.725" valueMax="3.25" valueMin="0.2">0.2–3.25 mm</quantity>
|
||||
apart, middle pairs
|
||||
<quantity id="4CDE9B0DFF9C7A5B1785FDC9531F6315" box="[201,353,589,614]" metricMagnitude="-3" metricUnit="m" metricValue="3.375" metricValueMax="4.25" metricValueMin="2.5" pageId="2" pageNumber="90" unit="mm" value="3.375" valueMax="4.25" valueMin="2.5">2.5–4.25 mm</quantity>
|
||||
apart; all pinnae papery, alternate, basiscopic margins entire, acroscopic margins almost entire or very shallowly crenulated and teeth with or without short spinules, basiscopic pinna margins forming an angle of (45–)90–110(–120)° with rachis, apex acuminate to apiculate, base cuneate to obtuse and asymmetric about midribs with acroscopic sides being much broader, sessile, abaxially with microscales; microscales subulate, brown, ca.
|
||||
<quantity id="4CDE9B0DFF9C7A5B12C5FD3D52CA6385" metricMagnitude="-4" metricUnit="m" metricValue="5.0" pageId="2" pageNumber="90" unit="mm" value="0.5">0.5 mm</quantity>
|
||||
long,
|
||||
<quantity id="4CDE9B0DFF9C7A5B17B5FD5953146385" box="[249,362,733,758]" metricMagnitude="-5" metricUnit="m" metricValue="2.5" pageId="2" pageNumber="90" unit="mm" value="0.025">0.025 mm</quantity>
|
||||
wide at base, adaxially glabrous; abaxially with visible venation and somewhat obscure adaxially, lateral veins free, single or once forked. Basal pinnae fertile; sori terminal on lateral veins, (0–)1–3(–4) on acroscopic side of fertile pinnae, 0 or 1 on distal basiscopic side of fertile pinnae, ca.
|
||||
<quantity id="4CDE9B0DFF9C7A5B148CFCA1567E624D" box="[960,1024,805,830]" metricMagnitude="-3" metricUnit="m" metricValue="1.0" pageId="2" pageNumber="90" unit="mm" value="1.0">1 mm</quantity>
|
||||
in diam., closer to pinna margins than to midrib (centers of sori
|
||||
<quantity id="4CDE9B0DFF9C7A5B16E2FCCD503A6211" box="[430,580,841,866]" metricMagnitude="-4" metricUnit="m" metricValue="3.15" metricValueMax="5.0" metricValueMin="1.3" pageId="2" pageNumber="90" unit="mm" value="0.315" valueMax="0.5" valueMin="0.13">0.13–0.5 mm</quantity>
|
||||
from pinna margins,
|
||||
<quantity id="4CDE9B0DFF9C7A5B1477FCCD51AC6211" box="[827,978,841,866]" metricMagnitude="-4" metricUnit="m" metricValue="7.25" metricValueMax="12.5" metricValueMin="2.0" pageId="2" pageNumber="90" unit="mm" value="0.725" valueMax="1.25" valueMin="0.2">0.2–1.25 mm</quantity>
|
||||
from midrib), centers
|
||||
<quantity id="4CDE9B0DFF9C7A5B1399FCCD57156211" box="[1237,1387,841,866]" metricMagnitude="-4" metricUnit="m" metricValue="9.25" metricValueMax="12.5" metricValueMin="6.0" pageId="2" pageNumber="90" unit="mm" value="0.925" valueMax="1.25" valueMin="0.6">0.6–1.25 mm</quantity>
|
||||
apart from one another; indusia peltate,
|
||||
<quantity id="4CDE9B0DFF9C7A5B1544FCE950F162F5" box="[520,655,877,902]" metricMagnitude="-4" metricUnit="m" metricValue="6" metricValueMax="8.0" metricValueMin="4.0" pageId="2" pageNumber="90" unit="mm" value="0.6" valueMax="0.8" valueMin="0.4">0.4–0.8 mm</quantity>
|
||||
in diam., membranaceous, yellowish brown, erose on margin.
|
||||
</paragraph>
|
||||
</subSubSection>
|
||||
<subSubSection id="C33C6563FF9C7A5B17F1FC1553D46281" pageId="2" pageNumber="90" type="distribution">
|
||||
<paragraph id="8B9936E8FF9C7A5B17F1FC1553D46281" blockId="2.[136,1452,265,1298]" pageId="2" pageNumber="90">
|
||||
<emphasis id="B952EAFAFF9C7A5B17F1FC15538A62D9" bold="true" box="[189,500,913,938]" pageId="2" pageNumber="90">Geographical distribution</emphasis>
|
||||
:—
|
||||
<taxonomicName id="4C264D6BFF9C7A5B155BFC15517562D9" box="[535,779,913,938]" class="Polypodiopsida" family="Dryopteridaceae" genus="Polystichum" kingdom="Plantae" order="Polypodiales" pageId="2" pageNumber="90" phylum="Tracheophyta" rank="species" species="alluvium">
|
||||
<emphasis id="B952EAFAFF9C7A5B155BFC15517562D9" box="[535,779,913,938]" italics="true" pageId="2" pageNumber="90">Polystichum alluvium</emphasis>
|
||||
</taxonomicName>
|
||||
is only known inside an anonymous cave located in Xinyao Xiang (Township), Liuzhi Tequ,
|
||||
<collectingRegion id="49E2F80AFF9C7A5B16BEFC3150C162BD" box="[498,703,949,974]" country="China" name="Guizhou" pageId="2" pageNumber="90">Guizhou Province</collectingRegion>
|
||||
. Our extensive fieldwork in
|
||||
<collectingRegion id="49E2F80AFF9C7A5B14BBFC31562962BD" box="[1015,1111,949,974]" country="China" name="Guizhou" pageId="2" pageNumber="90">Guizhou</collectingRegion>
|
||||
in 2016 did not find additional occurrence of the species.
|
||||
</paragraph>
|
||||
</subSubSection>
|
||||
<subSubSection id="C33C6563FF9C7A5B17F1FC7956F76549" pageId="2" pageNumber="90" type="biology_ecology">
|
||||
<paragraph id="8B9936E8FF9C7A5B17F1FC7956F76549" blockId="2.[136,1452,265,1298]" pageId="2" pageNumber="90">
|
||||
<emphasis id="B952EAFAFF9C7A5B17F1FC7953626565" bold="true" box="[189,284,1021,1046]" pageId="2" pageNumber="90">Ecology</emphasis>
|
||||
:—
|
||||
<taxonomicName id="4C264D6BFF9C7A5B160CFC79504C6565" box="[320,562,1021,1046]" class="Polypodiopsida" family="Dryopteridaceae" genus="Polystichum" kingdom="Plantae" order="Polypodiales" pageId="2" pageNumber="90" phylum="Tracheophyta" rank="species" species="alluvium">
|
||||
<emphasis id="B952EAFAFF9C7A5B160CFC79504C6565" box="[320,562,1021,1046]" italics="true" pageId="2" pageNumber="90">Polystichum alluvium</emphasis>
|
||||
</taxonomicName>
|
||||
was observed to grow at the entrance of a medium-sized kart cave at an elevation of
|
||||
<quantity id="4CDE9B0DFF9C7A5B17EAFBA552856549" box="[166,251,1057,1082]" metricMagnitude="3" metricUnit="m" metricValue="1.41" pageId="2" pageNumber="90" unit="m" value="1410.0">1410 m</quantity>
|
||||
with shady and relatively humid conditions. The cave is about 20 ×
|
||||
<quantity id="4CDE9B0DFF9C7A5B14B6FBA5564D6549" box="[1018,1075,1057,1082]" metricMagnitude="1" metricUnit="m" metricValue="3.0" pageId="2" pageNumber="90" unit="m" value="30.0">30 m</quantity>
|
||||
in size.
|
||||
</paragraph>
|
||||
</subSubSection>
|
||||
<subSubSection id="C33C6563FF9C7A5B17F1FBC1539765B9" pageId="2" pageNumber="90" type="conservation">
|
||||
<paragraph id="8B9936E8FF9C7A5B17F1FBC1539765B9" blockId="2.[136,1452,265,1298]" pageId="2" pageNumber="90">
|
||||
<emphasis id="B952EAFAFF9C7A5B17F1FBC1539E652D" bold="true" box="[189,480,1093,1118]" pageId="2" pageNumber="90">IUCN Red List category</emphasis>
|
||||
:—The only population is known from the
|
||||
<typeStatus id="549D884AFF9C7A5B148EFBC1518C652D" box="[962,1010,1093,1118]" pageId="2" pageNumber="90">type</typeStatus>
|
||||
locality and comprised about 50 plants in a very small alluvial area of ca. 5 ×
|
||||
<quantity id="4CDE9B0DFF9C7A5B157BFBED500C65F1" box="[567,626,1129,1154]" metricMagnitude="1" metricUnit="m" metricValue="1.0" pageId="2" pageNumber="90" unit="m" value="10.0">10 m</quantity>
|
||||
, affected by seasonal flooding at the bottom of the cave. The status of the new species is clearly CR (Critically Endangered) based on current information and following the guidelines of IUCN Red List Criteria (
|
||||
<bibRefCitation id="EFB74B19FF9C7A5B161FFB3553A365B9" author="IUCN" box="[339,477,1201,1226]" pageId="2" pageNumber="90" refId="ref2968" refString="IUCN. (2015) The IUCN Red List of Threatened Species, version 2015 - 3. IUCN Red List Unit, Cambridge U. K. Available from: http: // www. iucnredlist. org / documents / RedListGuidelines. pdf (accessed 10 June 2017)" type="book" year="2015">IUCN 2015</bibRefCitation>
|
||||
).
|
||||
</paragraph>
|
||||
</subSubSection>
|
||||
<subSubSection id="C33C6563FF9C7A5B17F1FB51529F6461" pageId="2" pageNumber="90" type="etymology">
|
||||
<paragraph id="8B9936E8FF9C7A5B17F1FB51529F6461" blockId="2.[136,1452,265,1298]" pageId="2" pageNumber="90">
|
||||
<emphasis id="B952EAFAFF9C7A5B17F1FB515340659D" bold="true" box="[189,318,1237,1262]" pageId="2" pageNumber="90">Etymology</emphasis>
|
||||
:—From the Latin prefix
|
||||
<emphasis id="B952EAFAFF9C7A5B153FFB5150A0659D" box="[627,734,1237,1262]" italics="true" pageId="2" pageNumber="90">alluvium-</emphasis>
|
||||
, alluvial, referring the seasonal flooding habitat of the new species.
|
||||
</paragraph>
|
||||
</subSubSection>
|
||||
</treatment>
|
||||
</document>
|
||||
Loading…
Reference in a new issue