181 lines
17 KiB
XML
181 lines
17 KiB
XML
<document ID-CLB-Dataset="25045" ID-DOI="http://dx.doi.org/10.3897/phytokeys.135.38531" ID-GBIF-Dataset="be0d595a-01a0-4301-a453-7f04bc4da6ed" ID-PMC="PMC6834765" ID-Pensoft-Pub="1314-2003-135-1" ID-Pensoft-UUID="17B55881885655AE9977FC1859D704AF" ID-PubMed="31723331" ModsDocID="1314-2003-135-1" checkinTime="1572509060594" checkinUser="pensoft" docAuthor="Li, Zhi-Zhong, Wu, Shuang, Zou, Chun-Yu, Liu, Yan, Hu, Guang-Wan, Lehtonen, Samuli, Wang, Qing-Feng & Chen, Jin-Ming" docDate="2019" docId="559D09138825533683BB9B591BEF2421" docLanguage="en" docName="PhytoKeys 135: 1-10" docOrigin="PhytoKeys 135" docSource="http://dx.doi.org/10.3897/phytokeys.135.38531" docTitle="Ottelia fengshanensis Z. Z. Li, S. Wu & Q. F. Wang 2019, sp. nov." docType="treatment" docVersion="8" id="17B55881885655AE9977FC1859D704AF" lastPageNumber="1" masterDocId="17B55881885655AE9977FC1859D704AF" masterDocTitle="Ottelia fengshanensis, a new bisexual species of Ottelia (Hydrocharitaceae) from southwestern China" masterLastPageNumber="10" masterPageNumber="1" pageNumber="1" updateTime="1732856410039" updateUser="ExternalLinkService">
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<mods:titleInfo id="D17A7F12CDB65199231405E5FA3095A4">
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<mods:title id="D4D14D63E83B357C1735AC55396DE719">Ottelia fengshanensis, a new bisexual species of Ottelia (Hydrocharitaceae) from southwestern China</mods:title>
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<mods:namePart id="14F32DC3CB02EA3C1A80A062265485AF">Li, Zhi-Zhong</mods:namePart>
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<mods:namePart id="C1B83E7B81BE21AB278BB2FEBE1868EB">Wu, Shuang</mods:namePart>
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<mods:roleTerm id="F52BFC9DB1F101616AD241C6DEDBDB52">Author</mods:roleTerm>
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<mods:namePart id="073ACAA118984564C7A6C2E21532EC7D">Zou, Chun-Yu</mods:namePart>
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<mods:namePart id="84830DE1A821014E2ED849260023EFF6">Liu, Yan</mods:namePart>
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<mods:roleTerm id="3E819F49006326CE29645CFDD0C21F9F">Author</mods:roleTerm>
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<mods:namePart id="073F0B5045564075C0B592A8C19A873E">Hu, Guang-Wan</mods:namePart>
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<mods:namePart id="086F91311A9E9EE1662CF67B71957013">Lehtonen, Samuli</mods:namePart>
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<mods:namePart id="6A1CE9C229CFD075345E894F9D83CC81">Wang, Qing-Feng</mods:namePart>
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<mods:namePart id="F606B90337317CC6E46ACDD8A163A25B">Chen, Jin-Ming</mods:namePart>
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<mods:title id="1D5A87815D7D0FF59C43E23F39EC9FB5">PhytoKeys</mods:title>
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<mods:date id="C0574A6185141C63C3BC94C11D3C31D6">2019</mods:date>
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<mods:number id="79607A23CAE1008A8883AA83CFAAA462">135</mods:number>
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<mods:url id="F935489F60840F550F7EB08962DF6DB5">http://dx.doi.org/10.3897/phytokeys.135.38531</mods:url>
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<mods:classification id="070BC67A04BADCD02E09CD09C3FA9EAB">journal article</mods:classification>
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<mods:identifier id="6575EBD2639B4399BD347AB5B888FBB9" type="DOI">http://dx.doi.org/10.3897/phytokeys.135.38531</mods:identifier>
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<treatment id="559D09138825533683BB9B591BEF2421" ID-GBIF-Taxon="159932951" LSID="urn:lsid:plazi:treatment:559D09138825533683BB9B591BEF2421" httpUri="http://treatment.plazi.org/id/559D09138825533683BB9B591BEF2421" lastPageNumber="1" pageId="0" pageNumber="1" scope_family="Hydrocharitaceae">
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<subSubSection id="16BFEE0BCCB8014C80F5DA95A439AE2E" pageId="0" pageNumber="1" type="nomenclature">
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<paragraph id="05FD5AAF446B6C9E954AB0EF1E6B9770" pageId="0" pageNumber="1">
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<taxonomicName id="77466A878BCF5860DC74D06FC852B71C" ID-CoL="8XTYH" LSID="559D0913-8825-5336-83BB-9B591BEF2421" authority="Z. Z. Li, S. Wu & Q. F. Wang" authorityName="Z. Z. Li, S. Wu & Q. F. Wang" authorityYear="2019" class="Liliopsida" family="Hydrocharitaceae" genus="Ottelia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Ottelia fengshanensis" order="Alismatales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="fengshanensis" status="sp. nov.">Ottelia fengshanensis Z.Z.Li, S.Wu & Q.F.Wang</taxonomicName>
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<taxonomicNameLabel id="563EF2BC51B42B3DCB8953B740538FA6" pageId="0" pageNumber="1">sp. nov.</taxonomicNameLabel>
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<figureCitation id="DA60CCD7733A606E4EDB2F86B0094160" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Illustration of Ottelia fengshanensis Z. Z. Li, S. Wu & Q. F. Wang. Drawn by Shuai-Jie Li." figureDoi="10.3897/phytokeys.135.38531.figure3" httpUri="https://binary.pensoft.net/fig/351413" pageId="0" pageNumber="1" tableDoi="10.3897/phytokeys.135.38531.figure3">Fig. 3</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection id="0D6104AA5F5E666A01CACFE1EDD61015" pageId="0" pageNumber="1" type="description">
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<paragraph id="D682209282F2C9B3CC01892AE4A71428" pageId="0" pageNumber="1">Description.</paragraph>
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<paragraph id="F8717C962C1D97551C04E2C1241336AB" pageId="0" pageNumber="1">
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The new species is similar to
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<taxonomicName id="1F192D7FC81B1F5B38EE40C6D0A6EF03" class="Liliopsida" family="Hydrocharitaceae" genus="Ottelia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Ottelia guanyangensis" order="Alismatales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="guanyangensis">
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<emphasis id="26BD543FCC19EB88D419E5F5EB124598" italics="true" pageId="0" pageNumber="1">Ottelia guanyangensis</emphasis>
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</taxonomicName>
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in having bisexual flowers, three stamens, but differs through having (3)-4 flowers in each spathe (vs. 2-5), white styles (vs. yellow), green leaves (vs. dark green) and by fruits which are tiny winged (vs. obviously winged).
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</paragraph>
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</subSubSection>
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<subSubSection id="87CA56670FD3083CA5DA6E96B9CA69D5" pageId="0" pageNumber="1" type="materials_examined">
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<paragraph id="CBDB05DDC9F06592F6FAC326254B8439" pageId="0" pageNumber="1">Type.</paragraph>
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<paragraph id="2CABF86E03DBD15B52F6A7FF2A8BCC0B" pageId="0" pageNumber="1">
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CHINA. Guangxi, Hechi City, Fengshan County, elev. 507 m,
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<geoCoordinate id="FC175DEC3D6801B2CCC18117526E2D20" degrees="24" direction="north" minutes="34" orientation="latitude" precision="15" seconds="20" value="24.572224">24°34'20"N</geoCoordinate>
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,
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<geoCoordinate id="67D734D5388944F0C1D4C8A0D5F60E02" degrees="107" direction="east" minutes="10" orientation="longitude" precision="15" seconds="17" value="107.17139">107°10'17"E</geoCoordinate>
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11 September 2018,
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<emphasis id="5F9FDA7FEC53A83364AE58570A15F1D2" italics="true" pageId="0" pageNumber="1">Z. Z. Li & S. Wu-Otte51</emphasis>
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(holotype HIB-lzz51!).
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</paragraph>
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<paragraph id="170E0BAF301F8E630CCBD4759C0C8D3A" pageId="0" pageNumber="1">
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Annual or perennial herb. Rhizome, short. Leaves entirely submerged, dark green and opaque, linear or oblong, 30-70
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<normalizedToken id="44026D74DF5854BC8DF9A1E0AAC0A916" originalValue="×">x</normalizedToken>
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8-14 cm, base rounded, apex acute or obtuse; longitudinal veins 9; midrib conspicuous, stretched to the apex, becoming trinerved with obvious cross-veins at a distance of 5-7 cm from the base; petiole smooth, green, 8.0-10.0 cm long, the base expanded into a sheath. Spathe oblate, ca 3. 0
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<normalizedToken id="4552AD7013A175C45A180DC2EA38B12E" originalValue="×">x</normalizedToken>
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ca. 3.5 cm, warty along edges or smooth, longitudinally ribbed and winged on the lateral margins, containing 3-4 (3) flowers; flowers bisexual; sepals reddish green, 1.0-1.5
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<normalizedToken id="D2ABEF25721D8A67F299C042F03CBD82" originalValue="×">x</normalizedToken>
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ca. 0.5 cm, with longitudinal ribs; petals white with yellow base, obovate, ca. 2.0
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<normalizedToken id="053473186F6C5D9F5F3A224C74C6316D" originalValue="×">x</normalizedToken>
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ca. 2.0-2.5 cm, with longitudinal pleats; stamens 3, opposite to sepals, anthers elliptic, connective obscure, filaments 3.0-5.0 mm long; glands 3, 0.5-1.0
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<normalizedToken id="5CF2600A6317DD045627C4582B6F2F8C" originalValue="×">x</normalizedToken>
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0.5-1.5 mm, opposite to petals, pale yellow. Ovary hexagonal-cylindric to the cylinder, 5-10 cm long, with 3 carpels; styles 3, white, slender and hairy, 1.2-1.5 cm long, stigma bifid, divided to base; stigmas 6, liner and hairy, ca. 8 mm long. Fruit a hexagonal-cylindric capsule, with 6 inconspicuous wings, dark green, with persistent calyx, 4.0-9.0 cm
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<normalizedToken id="57518961887F0B3AF46A50F836526ABE" originalValue="×">x</normalizedToken>
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ca. 6.5 mm, always longer than spathe. Seeds numerous, fusiform, ca. 1.0 mm long, both ends hairy. Pollen, subglobose, ca. 40μm in diam, with spiny granules.
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</paragraph>
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<caption id="E0D3EA51BB0AB1CAD384C0C4D1C17892" doi="10.3897/phytokeys.135.38531.figure3" httpUri="https://binary.pensoft.net/fig/351413" pageId="0" pageNumber="1" start="Figure 3" startId="F3">
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<paragraph id="2DDA9F2C6926060EC9D44406724523D4" pageId="0" pageNumber="1">
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<emphasis id="9CEB53371EF63EA3FBBA3D2195D5D277" bold="true" pageId="0" pageNumber="1">Figure 3.</emphasis>
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Illustration of
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<taxonomicName id="59D99313E34EB89C1B2C6A944AE689F8" authorityName="Z. Z. Li, S. Wu & Q. F. Wang" authorityYear="2019" class="Liliopsida" family="Hydrocharitaceae" genus="Ottelia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Ottelia fengshanensis" order="Alismatales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="fengshanensis">
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<emphasis id="291BBCB88206BDFB3A67AE84EA43FE4B" italics="true" pageId="0" pageNumber="1">Ottelia fengshanensis</emphasis>
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</taxonomicName>
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Z.Z.Li, S.Wu & Q.F.Wang. Drawn by Shuai-Jie Li.
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</paragraph>
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</caption>
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<caption id="A30E0A4B08CA7E8B9539383D588E8382" doi="10.3897/phytokeys.135.38531.figure4" httpUri="https://binary.pensoft.net/fig/351845" pageId="0" pageNumber="1" start="Figure 4" startId="F4">
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<paragraph id="5136D594A301D32E435E349D4DD89966" pageId="0" pageNumber="1">
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<emphasis id="8C0B2CE2E924BFCECA9BF27465B37B8D" bold="true" pageId="0" pageNumber="1">Figure 4.</emphasis>
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Phylogenetic tree and PTP analysis of
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<taxonomicName id="B42739B9673EA44E803C19A755C2E62F" lsidName="O. fengshanensis" pageId="0" pageNumber="1" rank="species" species="fengshanensis">
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<emphasis id="ADD5844505F699DFC7D4E0962D9E586C" italics="true" pageId="0" pageNumber="1">O. fengshanensis</emphasis>
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</taxonomicName>
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sp. nov. and
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<taxonomicName id="281A04779D9D0CF66CEFBF476F770ADF" class="Liliopsida" family="Hydrocharitaceae" genus="Blyxa" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="Blyxa japonica" order="Alismatales" pageId="0" pageNumber="1" phylum="Magnoliophyta" rank="species" species="japonica">
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<emphasis id="AD9E574006B169EBBB7ED0DCCA746AB9" italics="true" pageId="0" pageNumber="1">Blyxa japonica</emphasis>
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</taxonomicName>
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as an outgroup. Posterior probabilities (PP> 0.70) and bootstrap values (BS> 70) based on Bayesian Inference and maximum likelihood (ML) analysis are shown above the branches.
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection id="A14952ABEC84D31307E6022569D05A08" pageId="0" pageNumber="1" type="distribution">
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<paragraph id="BD5E43000E844CE4B4324E04B96D063D" pageId="0" pageNumber="1">Distribution and habitat.</paragraph>
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<paragraph id="8AC28FDDF37614639ADA9AB5FC58221A" pageId="0" pageNumber="1">
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<taxonomicName id="688E1A06290B11CF8A81B470D2F79D9A" authorityName="Z. Z. Li, S. Wu & Q. F. Wang" authorityYear="2019" class="Liliopsida" family="Hydrocharitaceae" genus="Ottelia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Ottelia fengshanensis" order="Alismatales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="fengshanensis">
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<emphasis id="94012EA90312A20B5041F2F45E58B0F7" italics="true" pageId="0" pageNumber="1">Ottelia fengshanensis</emphasis>
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</taxonomicName>
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is known from a single population in Fengshan County, Guangxi Province, China. The species inhabits a karst river less than 1.5 m in depth. Due to the complex underground river system in the karst region, it is probable that the species occurs in nearby areas as well.
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</paragraph>
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</subSubSection>
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<subSubSection id="9FE8E152C6A52F63F230AF728B99DC4F" pageId="0" pageNumber="1" type="conservation status">
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<paragraph id="11F8B7E01FF5888B7550DB00898B5D0A" pageId="0" pageNumber="1">Conservation status.</paragraph>
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<paragraph id="9FB304994D4AB60696CBCB189EC5B985" pageId="0" pageNumber="1">
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Only one population of new species was found at Fengshan County, Guangxi Province, China. Although it might be distributed in adjacent karst rivers. Until now, approximately 50-100 individuals were found in a single population. However, there is not enough information on population size and dynamics. According to the IUCN Red List Categories and Criteria (
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<bibRefCitation id="50F9F847BB37040F2B95C2682EE9137C" author="IUCN" journalOrPublisher="Journal of Plant Research" pageId="0" pageNumber="1" publicationUrl="http://www.iucnredlist.org/documents/RedListGuidelines.pdf" refId="B9" refString="IUCN, 2017. Guidelines for using the IUCN Red List categories and criteria. Version 13. 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 13. Prepared by the Standards and Petitions Subcommittee." url="http://www.iucnredlist.org/documents/RedListGuidelines.pdf" year="2017">IUCN 2017</bibRefCitation>
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), we suggested that the species be evaluated as Data Deficient (DD).
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</paragraph>
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</subSubSection>
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<subSubSection id="9CA1FE0E522AE20692964EA702F735B1" pageId="0" pageNumber="1" type="phenology">
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<paragraph id="A36EFC8FCB93313FD60C653FE1C228FE" pageId="0" pageNumber="1">Phenology.</paragraph>
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<paragraph id="75522372E74A16B0AE4FE41218520135" pageId="0" pageNumber="1">The new species was found in flower from April to November.</paragraph>
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</subSubSection>
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<subSubSection id="61E31752B7F28652695126867CB873A5" pageId="0" pageNumber="1" type="etymology">
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<paragraph id="E3F6CC587E8A0743FD8C81288B10558D" pageId="0" pageNumber="1">Etymology.</paragraph>
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<paragraph id="EFC065FBB67E3FFBFA53A09CB9A3F4DD" pageId="0" pageNumber="1">The epithet is derived from the name of Fengshan County, which is the only known locality of occurrence.</paragraph>
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</subSubSection>
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<subSubSection id="49F400B004CBB22E9A95FAAF06695A06" pageId="0" pageNumber="1" type="materials_examined">
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<paragraph id="15AF6085B61BAE24FA94BAAB0D62E5C1" pageId="0" pageNumber="1">Other specimens examined (paratypes).</paragraph>
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<paragraph id="F6471DF358EDED985437D462AC8769FF" pageId="0" pageNumber="1">
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CHINA. Guangxi, Hechi City, Fengshan County, elev. 507 m, 11 September 2018,
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<emphasis id="F92E105ACA27767C30CD3375573ED17D" italics="true" pageId="0" pageNumber="1">Z. Z. Li & S. Wu Otte 056</emphasis>
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(HIB!)
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |