260 lines
18 KiB
XML
260 lines
18 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/phytokeys.130.34311" ID-GBIF-Dataset="32e46725-df6b-4961-8477-95a618fbbe43" ID-PMC="PMC6728397" ID-Pensoft-Pub="1314-2003-130-41" ID-Pensoft-UUID="5CFC1B3C14D95D1889EE174CCC1C4A7E" ID-PubMed="31534393" ID-Zenodo-Dep="3387844" ModsDocID="1314-2003-130-41" checkinTime="1567102889294" checkinUser="pensoft" docAuthor="Wu, Zhi-Kun, Cai, Jie, Cai, Lei & Liu, De-Tuan" docDate="2019" docId="A481BAA8172750D983A32FFEA5C2C617" docLanguage="en" docName="PhytoKeys 130: 41-48" docOrigin="PhytoKeys 130" docSource="http://dx.doi.org/10.3897/phytokeys.130.34311" docTitle="Ceropegia jinshaensis D. T. Liu & Z. K. Wu 2019, sp. nov." docType="treatment" docVersion="6" id="5CFC1B3C14D95D1889EE174CCC1C4A7E" lastPageNumber="44" masterDocId="5CFC1B3C14D95D1889EE174CCC1C4A7E" masterDocTitle="Ceropegia jinshaensis (Apocynaceae), a new species from northwestern Yunnan, China" masterLastPageNumber="48" masterPageNumber="41" pageNumber="42" updateTime="1668139463192" updateUser="ExternalLinkService">
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<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo>
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<mods:title>Ceropegia jinshaensis (Apocynaceae), a new species from northwestern Yunnan, China</mods:title>
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</mods:titleInfo>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Wu, Zhi-Kun</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Cai, Jie</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Cai, Lei</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Liu, De-Tuan</mods:namePart>
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</mods:name>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:relatedItem type="host">
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<mods:titleInfo>
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<mods:title>PhytoKeys</mods:title>
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</mods:titleInfo>
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<mods:part>
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<mods:date>2019</mods:date>
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<mods:detail type="volume">
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<mods:number>130</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>41</mods:start>
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<mods:end>48</mods:end>
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</mods:extent>
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</mods:part>
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</mods:relatedItem>
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<mods:location>
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<mods:url>http://dx.doi.org/10.3897/phytokeys.130.34311</mods:url>
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</mods:location>
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<mods:classification>journal article</mods:classification>
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<mods:identifier type="DOI">http://dx.doi.org/10.3897/phytokeys.130.34311</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1314-2003-130-41</mods:identifier>
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<mods:identifier type="Pensoft-UUID">5CFC1B3C14D95D1889EE174CCC1C4A7E</mods:identifier>
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<mods:identifier type="Zenodo-Dep">3387844</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="159319497" LSID="urn:lsid:plazi:treatment:A481BAA8172750D983A32FFEA5C2C617" httpUri="http://treatment.plazi.org/id/A481BAA8172750D983A32FFEA5C2C617" lastPageId="3" lastPageNumber="44" pageId="1" pageNumber="42">
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<subSubSection pageId="1" pageNumber="42" type="nomenclature">
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<paragraph pageId="1" pageNumber="42">
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<taxonomicName LSID="A481BAA8-1727-50D9-83A3-2FFEA5C2C617" authority="D. T. Liu & Z. K. Wu" authorityName="D. T. Liu & Z. K. Wu" authorityYear="2019" class="Magnoliopsida" family="Apocynaceae" genus="Ceropegia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Ceropegia jinshaensis" order="Gentianales" pageId="1" pageNumber="42" phylum="Tracheophyta" rank="species" species="jinshaensis" status="sp. nov.">Ceropegia jinshaensis D.T.Liu & Z.K.Wu</taxonomicName>
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<taxonomicNameLabel pageId="1" pageNumber="42">sp. nov.</taxonomicNameLabel>
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Ceropegia jinshaensis sp. nov. A plant B flower with young follicles C leaf D corolla tube dissected showing corolla interior and corona position E side view of corona F front view of corona. Drawn by Rongmei Zhang from holotype." figureDoi="10.3897/phytokeys.130.34311.figure1" httpUri="https://binary.pensoft.net/fig/327630" pageId="1" pageNumber="42">Figs 1</figureCitation>
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<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Morphological comparisons of C. jinshaensis and closely related species: A-F C. jinshaensis A plant B, C leaves and flowers D immature follicles E front view of flower showing pentagonal canopy F dissected corolla tube showing interior of basal corolla tube and corona G leaves and flower of C. aridicola. Photographed by Z. K. Wu." figureDoi="10.3897/phytokeys.130.34311.figure2" httpUri="https://binary.pensoft.net/fig/327631" pageId="1" pageNumber="42">
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, 2
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<normalizedToken originalValue="A–F">A-F</normalizedToken>
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</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection lastPageId="2" lastPageNumber="43" pageId="1" pageNumber="42" type="diagnosis">
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<paragraph pageId="1" pageNumber="42">Diagnosis.</paragraph>
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<paragraph lastPageId="2" lastPageNumber="43" pageId="1" pageNumber="42">
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This species differs from the Nepalese
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<taxonomicName family="Asclepiadaceae" lsidName="C. meleagris" pageId="1" pageNumber="42" rank="species" species="meleagris">
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<emphasis italics="true" pageId="1" pageNumber="42">C. meleagris</emphasis>
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</taxonomicName>
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by having heart-shaped leaves, a small and narrowed upper part of corolla tube, corolla lobes coherent at the top to form a pentagonal canopy and glabrous internal surface of corolla. It also differs from
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<taxonomicName family="Asclepiadaceae" lsidName="C. dorjei" pageId="1" pageNumber="42" rank="species" species="dorjei">
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<emphasis italics="true" pageId="1" pageNumber="42">C. dorjei</emphasis>
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</taxonomicName>
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by having smaller corolla and differs from
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<taxonomicName family="Asclepiadaceae" lsidName="C. aridicola" pageId="1" pageNumber="42" rank="species" species="aridicola">
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<emphasis italics="true" pageId="1" pageNumber="42">C. aridicola</emphasis>
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</taxonomicName>
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W. W.
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<pageBreakToken pageId="2" pageNumber="43" start="start">Smith</pageBreakToken>
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by having a different shape of leaf apex, smaller flower, different corolla color and canopy structure.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="2" pageNumber="43" type="materials_examined">
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<paragraph pageId="2" pageNumber="43">Type.</paragraph>
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<paragraph pageId="2" pageNumber="43">
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CHINA. Yunnan: Ninglang county, in the vicinity of Ahai Dam,
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<geoCoordinate degrees="27" direction="north" minutes="19" orientation="latitude" precision="1" seconds="56.80" value="27.332445">27°19'56.80"N</geoCoordinate>
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,
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<geoCoordinate degrees="100" direction="east" minutes="30" orientation="longitude" precision="1" seconds="29.39" value="100.50816">100°30'29.39"E</geoCoordinate>
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, 1500 m a.s.l., on stony slope of dry and hot valley, 28 Aug 2015,
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<emphasis italics="true" pageId="2" pageNumber="43">Z.K. Wu et al. LJBG2015130</emphasis>
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(holotype KUN!, isotype KUN!).
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</paragraph>
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</subSubSection>
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<subSubSection lastPageId="3" lastPageNumber="44" pageId="2" pageNumber="43" type="description">
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<paragraph pageId="2" pageNumber="43">Description.</paragraph>
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<paragraph lastPageId="3" lastPageNumber="44" pageId="2" pageNumber="43">
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Perennial herbs 25-35 cm tall;
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<taxonomicName genus="Rootstock" lsidName="Rootstock" pageId="2" pageNumber="43" rank="genus">
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<emphasis italics="true" pageId="2" pageNumber="43">Rootstock</emphasis>
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</taxonomicName>
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consisting of many fusiform roots, 3-7 cm long, 0.2-0.4 cm diameter.
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<emphasis italics="true" pageId="2" pageNumber="43">Stems</emphasis>
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creeping or decumbent, not twining,
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<pageBreakToken pageId="3" pageNumber="44" start="start">up</pageBreakToken>
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to 95 cm long, solitary or branched from base, pubescent.
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<emphasis italics="true" pageId="3" pageNumber="44">Leaves</emphasis>
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opposite, blade heart-shaped, 1.6-2.3
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<normalizedToken originalValue="×">x</normalizedToken>
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1.3-1.8 cm, both surfaces pubescent, somewhat fleshy, base cordate, apex acute to subacute, margin entire, petioles 1.4-2.3 cm, pubescent.
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<emphasis italics="true" pageId="3" pageNumber="44">Inflorescences</emphasis>
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, 1 to 3-flowered, on short peduncle, 4 mm long, pedicel 3-5 mm long, green or pinkish white, pubescent.
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<emphasis italics="true" pageId="3" pageNumber="44">Sepals</emphasis>
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deeply 5-parted, lobes ovate-lanceolate, greenish or reddish at tip, 3
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<normalizedToken originalValue="×">x</normalizedToken>
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1 mm, outside sparsely pubescent.
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<emphasis italics="true" pageId="3" pageNumber="44">Corolla</emphasis>
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tubular with lobes facing upwards and fused at tips, 8-12 mm long, outside pale-green towards mouth of tube with dark purple speckles at the top part, sparsely pubescent, inside white to pale green with dark maroon irregular swellings in basal inflation of tube towards mouth;
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<emphasis italics="true" pageId="3" pageNumber="44">tube</emphasis>
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10-11 mm long, with basal inflation 6-8 mm long, 5.0-6.5 mm diameter, then abruptly narrowing to 2 mm diameter and remaining the same width at mouth;
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<emphasis italics="true" pageId="3" pageNumber="44">lobes</emphasis>
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2-3 mm long, 1-2 mm broad at base, brown or purple both sides, joined at tips to form flat pentagonal canopy, apex emarginate or 2-cleft.
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<emphasis italics="true" pageId="3" pageNumber="44">Corona</emphasis>
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4.0-4.5
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<normalizedToken originalValue="×">x</normalizedToken>
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4-5 mm, sessile;
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<emphasis italics="true" pageId="3" pageNumber="44">outer lobes</emphasis>
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3-4 mm, notched in middle to ca. 1/3, pinkish with purple verrucae and many white hairs;
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<emphasis italics="true" pageId="3" pageNumber="44">inner lobes</emphasis>
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2.5-3.0 mm, purple or pink, glabrous.
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<emphasis italics="true" pageId="3" pageNumber="44">Follicles</emphasis>
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, 3.8-5.5 cm long, 3.5-4.5 mm diameter in the middle, glabrous.
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</paragraph>
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<caption ID-Zenodo-Dep="3487800" doi="10.3897/phytokeys.130.34311.figure1" httpUri="https://binary.pensoft.net/fig/327630" pageId="3" pageNumber="44" start="Figure 1" startId="F1">
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<paragraph pageId="3" pageNumber="44">
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<emphasis bold="true" pageId="3" pageNumber="44">Figure 1.</emphasis>
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<taxonomicName authorityName="D. T. Liu & Z. K. Wu" authorityYear="2019" class="Magnoliopsida" family="Asclepiadaceae" genus="Ceropegia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Ceropegia jinshaensis" order="Gentianales" pageId="3" pageNumber="44" phylum="Tracheophyta" rank="species" species="jinshaensis">
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<emphasis italics="true" pageId="3" pageNumber="44">Ceropegia jinshaensis</emphasis>
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</taxonomicName>
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sp. nov.
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<emphasis bold="true" pageId="3" pageNumber="44">A</emphasis>
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plant
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<emphasis bold="true" pageId="3" pageNumber="44">B</emphasis>
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flower with young follicles
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<emphasis bold="true" pageId="3" pageNumber="44">C</emphasis>
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leaf
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<emphasis bold="true" pageId="3" pageNumber="44">D</emphasis>
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corolla tube dissected showing corolla interior and corona position
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<emphasis bold="true" pageId="3" pageNumber="44">E</emphasis>
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side view of corona
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<emphasis bold="true" pageId="3" pageNumber="44">F</emphasis>
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front view of corona. Drawn by Rongmei Zhang from holotype.
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</paragraph>
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</caption>
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<caption ID-Zenodo-Dep="3487802" doi="10.3897/phytokeys.130.34311.figure2" httpUri="https://binary.pensoft.net/fig/327631" pageId="3" pageNumber="44" start="Figure 2" startId="F2">
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<paragraph pageId="3" pageNumber="44">
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<emphasis bold="true" pageId="3" pageNumber="44">Figure 2.</emphasis>
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Morphological comparisons of
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<taxonomicName family="Asclepiadaceae" lsidName="C. jinshaensis" pageId="3" pageNumber="44" rank="species" species="jinshaensis">
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<emphasis italics="true" pageId="3" pageNumber="44">C. jinshaensis</emphasis>
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</taxonomicName>
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and closely related species:
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<emphasis bold="true" pageId="3" pageNumber="44">
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<normalizedToken originalValue="A–F">A-F</normalizedToken>
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</emphasis>
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<taxonomicName family="Asclepiadaceae" lsidName="C. jinshaensis" pageId="3" pageNumber="44" rank="species" species="jinshaensis">
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<emphasis italics="true" pageId="3" pageNumber="44">C. jinshaensis</emphasis>
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</taxonomicName>
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<emphasis bold="true" pageId="3" pageNumber="44">A</emphasis>
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plant
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<emphasis bold="true" pageId="3" pageNumber="44">B, C</emphasis>
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leaves and flowers
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<emphasis bold="true" pageId="3" pageNumber="44">D</emphasis>
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immature follicles
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<emphasis bold="true" pageId="3" pageNumber="44">E</emphasis>
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front view of flower showing pentagonal canopy
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<emphasis bold="true" pageId="3" pageNumber="44">F</emphasis>
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dissected corolla tube showing interior of basal corolla tube and corona
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<emphasis bold="true" pageId="3" pageNumber="44">G</emphasis>
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leaves and flower of
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<taxonomicName family="Asclepiadaceae" lsidName="C. aridicola" pageId="3" pageNumber="44" rank="species" species="aridicola">
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<emphasis italics="true" pageId="3" pageNumber="44">C. aridicola</emphasis>
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</taxonomicName>
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. Photographed by Z.K. Wu.
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="3" pageNumber="44" type="etymology">
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<paragraph pageId="3" pageNumber="44">Etymology.</paragraph>
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<paragraph pageId="3" pageNumber="44">
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<taxonomicName authorityName="D. T. Liu & Z. K. Wu" authorityYear="2019" class="Magnoliopsida" family="Asclepiadaceae" genus="Ceropegia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Ceropegia jinshaensis" order="Gentianales" pageId="3" pageNumber="44" phylum="Tracheophyta" rank="species" species="jinshaensis">
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<emphasis italics="true" pageId="3" pageNumber="44">Ceropegia jinshaensis</emphasis>
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</taxonomicName>
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is named after its type locality, which lies along the Jinsha River.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="3" pageNumber="44" type="vernacular name">
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<paragraph pageId="3" pageNumber="44">Vernacular name.</paragraph>
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<paragraph pageId="3" pageNumber="44">Chinese mandarin: jin sha jiang diao deng hua (金沙江吊灯花).</paragraph>
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</subSubSection>
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<subSubSection pageId="3" pageNumber="44" type="phenology">
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<paragraph pageId="3" pageNumber="44">Phenology.</paragraph>
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<paragraph pageId="3" pageNumber="44">This new species was observed flowering from July to August and fruiting from August to October.</paragraph>
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</subSubSection>
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<subSubSection pageId="3" pageNumber="44" type="distribution">
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<paragraph pageId="3" pageNumber="44">Distribution and habitat.</paragraph>
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<paragraph pageId="3" pageNumber="44">
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<taxonomicName authorityName="D. T. Liu & Z. K. Wu" authorityYear="2019" class="Magnoliopsida" family="Asclepiadaceae" genus="Ceropegia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Ceropegia jinshaensis" order="Gentianales" pageId="3" pageNumber="44" phylum="Tracheophyta" rank="species" species="jinshaensis">
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<emphasis italics="true" pageId="3" pageNumber="44">Ceropegia jinshaensis</emphasis>
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</taxonomicName>
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is currently known from two localities in NW Yunnan and grows on the open stony slope of dry-hot valley along the Jinsha River dominant by
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<taxonomicName class="Dicotyledoneae" family="Cactaceae" genus="Opuntia" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="Opuntia monacantha" order="Cactales" pageId="3" pageNumber="44" phylum="Angiospermae" rank="species" species="monacantha">
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<emphasis italics="true" pageId="3" pageNumber="44">Opuntia monacantha</emphasis>
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</taxonomicName>
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(Willd.) Haw.,
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<taxonomicName class="Dicotyledoneae" family="Verbenaceae" genus="Vitex" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="Vitex negundo" order="Tubiflorae" pageId="3" pageNumber="44" phylum="Angiospermae" rank="species" species="negundo">
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<emphasis italics="true" pageId="3" pageNumber="44">Vitex negundo</emphasis>
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</taxonomicName>
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L. thicket and with
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<taxonomicName authorityName="J. Anthony" authorityYear="1927" class="Dicotyledoneae" family="Malvaceae" genus="Hibiscus" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="Hibiscus aridicola" order="Malvales" pageId="3" pageNumber="44" phylum="Angiospermae" rank="species" species="aridicola">
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<emphasis italics="true" pageId="3" pageNumber="44">Hibiscus aridicola</emphasis>
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</taxonomicName>
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J. Anthony,
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<taxonomicName class="Monocotyledoneae" family="Liliaceae" genus="Hemerocallis" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="Hemerocallis fulva" order="Liliiflorae" pageId="3" pageNumber="44" phylum="Angiospermae" rank="species" species="fulva">
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<emphasis italics="true" pageId="3" pageNumber="44">Hemerocallis fulva</emphasis>
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</taxonomicName>
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(L.) L. and
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<taxonomicName class="Dicotyledoneae" family="Meliaceae" genus="Munronia" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="Munronia pinnata" order="Rutales" pageId="3" pageNumber="44" phylum="Angiospermae" rank="species" species="pinnata">
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<emphasis italics="true" pageId="3" pageNumber="44">Munronia pinnata</emphasis>
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</taxonomicName>
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(Wall.) W. Theob.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="3" pageNumber="44" type="conservation status">
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<paragraph pageId="3" pageNumber="44">Conservation status.</paragraph>
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<paragraph pageId="3" pageNumber="44">
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Only known from two gatherings. The population of type locality is ca. 0.5 km downstream from the crest of Ahai dam; the original habitat could be disturbed or changed by human activities such as road expansion and other building construction. Based on the IUCN criteria 3.1 (
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<bibRefCitation author="IUCN" journalOrPublisher="South African Journal of Botany" pageId="5" pageNumber="46" refId="B4" refString="IUCN, 2012. IUCN Red List Categories and Criteria. Version 3.1. Prepared by the IUCN Species Survival Commission. IUCN, Gland and Cambridge." title="IUCN Red List Categories and Criteria. Version 3.1. Prepared by the IUCN Species Survival Commission. IUCN, Gland and Cambridge." year="2012">IUCN 2012</bibRefCitation>
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), the conservation status is categorized as Critically Endangered (CR A3c+B2b (iii)).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="3" pageNumber="44" type="materials_examined">
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<paragraph pageId="3" pageNumber="44">Additional specimens examined</paragraph>
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<paragraph pageId="3" pageNumber="44">
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<emphasis bold="true" pageId="3" pageNumber="44">(paratypes). CHINA</emphasis>
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: Yunnan, Yulong County, Fengke,
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<geoCoordinate degrees="27" direction="north" minutes="35" orientation="latitude" precision="1" seconds="35.06" value="27.593073">27°35'35.06"N</geoCoordinate>
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,
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<geoCoordinate degrees="100" direction="east" minutes="26" orientation="longitude" precision="1" seconds="22.11" value="100.439476">100°26'22.11"E</geoCoordinate>
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, 1619 m a.s.l., 22 Sep 2015,
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<emphasis italics="true" pageId="3" pageNumber="44">J.D. Ya and C. Liu 15CS11213</emphasis>
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(paratype KUN!).
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |