238 lines
16 KiB
XML
238 lines
16 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/phytokeys.42.7604" ID-PMC="PMC4225074" ID-Pensoft-Pub="1314-2003-42-49" ID-Pensoft-UUID="3856FFBBFFC78938FFC5FFCABE392453" ID-PubMed="25383011" ID-Zenodo-Dep="576250" ModsDocID="1314-2003-42-49" checkinTime="1451251669971" checkinUser="pensoft" docAuthor="Leal, Miguel E." docDate="2014" docId="86043EB1B863D07B816B740846BD881A" docLanguage="en" docName="PhytoKeys 42: 49-55" docOrigin="PhytoKeys 42" docPubDate="2014-10-24" docSource="http://dx.doi.org/10.3897/phytokeys.42.7604" docTitle="Dorstenia luamensis M. E. Leal 2014, sp. nov." docType="treatment" docVersion="6" id="3856FFBBFFC78938FFC5FFCABE392453" lastPageNumber="53" masterDocId="3856FFBBFFC78938FFC5FFCABE392453" masterDocTitle="Dorstenia luamensis (Moraceae), a new species from eastern Democratic Republic of Congo" masterLastPageNumber="55" masterPageNumber="49" pageNumber="51" updateTime="1668141250662" 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>Dorstenia luamensis (Moraceae), a new species from eastern Democratic Republic of Congo</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>Leal, Miguel E.</mods:namePart>
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<mods:affiliation>Wildlife Conservation Society, Kiwafu Road 802, Kansanga, Kampala, Uganda</mods:affiliation>
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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>2014</mods:date>
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<mods:detail type="pubDate">
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<mods:number>2014-10-24</mods:number>
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</mods:detail>
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<mods:detail type="volume">
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<mods:number>42</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>49</mods:start>
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<mods:end>55</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.42.7604</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.42.7604</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1314-2003-42-49</mods:identifier>
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<mods:identifier type="Pensoft-UUID">3856FFBBFFC78938FFC5FFCABE392453</mods:identifier>
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<mods:identifier type="Zenodo-Dep">576250</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="152025503" LSID="urn:lsid:plazi:treatment:86043EB1B863D07B816B740846BD881A" httpUri="http://treatment.plazi.org/id/86043EB1B863D07B816B740846BD881A" lastPageId="4" lastPageNumber="53" pageId="2" pageNumber="51">
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<subSubSection pageId="2" pageNumber="51" type="nomenclature">
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<paragraph pageId="2" pageNumber="51">
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<taxonomicName LSID="86043EB1-B863-D07B-816B-740846BD881A" authority="M. E. Leal" authorityName="M. E. Leal" authorityYear="2014" class="Magnoliopsida" family="Moraceae" genus="Dorstenia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Dorstenia luamensis" order="Rosales" pageId="2" pageNumber="51" phylum="Tracheophyta" rank="species" species="luamensis" status="sp. nov.">Dorstenia luamensis M. E. Leal</taxonomicName>
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<taxonomicNameLabel pageId="2" pageNumber="51">sp. nov.</taxonomicNameLabel>
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Dorstenia luamensis M. E. Leal A habit B receptacle." pageId="2" pageNumber="51">Figs 1A, B</figureCitation>
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<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. A population of Dorstenia luamensis M. E. Leal on a vertical rock face (photo: M. E. Leal 2012)." pageId="2" pageNumber="51">, 2</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="2" pageNumber="51" type="diagnosis">
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<paragraph pageId="2" pageNumber="51">Diagnosis.</paragraph>
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<paragraph pageId="2" pageNumber="51">
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Haec species notabilis ab omnibus
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<taxonomicName class="Magnoliopsida" family="Moraceae" genus="Dorstenia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Dorstenia" order="Rosales" pageId="2" pageNumber="51" phylum="Tracheophyta" rank="genus">
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<emphasis italics="true" pageId="2" pageNumber="51">Dorstenia</emphasis>
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</taxonomicName>
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speciebus differt ob filicinu lithophitu habitu novu familae
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</paragraph>
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</subSubSection>
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<subSubSection pageId="2" pageNumber="51" type="type">
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<paragraph pageId="2" pageNumber="51">Type.</paragraph>
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<paragraph pageId="2" pageNumber="51">
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The Democratic Republic of Congo, Katanga Province, Tumbwe Sector, Luama Wildlife Reserve, M.E. Leal 2551 (holo LWI, iso BR),
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<geoCoordinate degrees="5" direction="south" minutes="14,526" orientation="latitude" precision="1" value="-5.2421">S5°14,526'</geoCoordinate>
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,
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<geoCoordinate degrees="28" direction="east" minutes="52,215" orientation="longitude" precision="1" value="28.87025">E 28° 52,215'</geoCoordinate>
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, 1176m, 31 October 2012.
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</paragraph>
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</subSubSection>
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<subSubSection lastPageId="4" lastPageNumber="53" pageId="2" pageNumber="51" type="description">
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<paragraph pageId="2" pageNumber="51">Description.</paragraph>
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<paragraph lastPageId="4" lastPageNumber="53" pageId="2" pageNumber="51">
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Lithophytes 10-17 cm long with a tuber 0.5 cm; stems aerial, hanging, glabrous; internodes 2.5-3 cm long; no white latex or translucent exu
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<pageBreakToken pageId="3" pageNumber="52" start="start">date</pageBreakToken>
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. Stipules absent or deciduous without scars. Leaves distichous; blade narrowly subfalcate 5-7
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<normalizedToken originalValue="×">x</normalizedToken>
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1-1.4 cm, membranaceous, apex micrunate, base cunate, adaxial side glabrous and subspiculate, abaxial side white and glabrous; margins entire;
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<pageBreakToken pageId="4" pageNumber="53" start="start">petiole</pageBreakToken>
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1-2 mm long; venation brochidodromous; 5-7 pairs of secondary veins; tertiary veins scalariform. Receptacle elliptic to round, 3-4 mm in diameter, patelliform; margin greenish with triangular lobes (1 mm) and subspathulate appendages, 2-3 mm long; peduncle 1 mm long, glabrous. Staminate and pistilate flowers (7 to 8) tightly packed in receptacle: perianth short lobed, whit apex minutely 2-3 lobed, glabrous; stigma 0.1 mm long. Drupes and seeds are unknown.
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</paragraph>
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<caption pageId="4" pageNumber="53" start="Figure 1" startId="F1">
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<paragraph pageId="4" pageNumber="53">
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<emphasis bold="true" pageId="4" pageNumber="53">Figure 1.</emphasis>
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<taxonomicName authorityName="M. E. Leal" authorityYear="2014" class="Magnoliopsida" family="Moraceae" genus="Dorstenia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Dorstenia luamensis" order="Rosales" pageId="4" pageNumber="53" phylum="Tracheophyta" rank="species" species="luamensis">
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<emphasis italics="true" pageId="4" pageNumber="53">Dorstenia luamensis</emphasis>
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</taxonomicName>
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M.E. Leal
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<emphasis bold="true" pageId="4" pageNumber="53">A</emphasis>
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habit
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<emphasis bold="true" pageId="4" pageNumber="53">B</emphasis>
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receptacle.
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</paragraph>
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</caption>
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<caption pageId="4" pageNumber="53" start="Figure 2" startId="F2">
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<paragraph pageId="4" pageNumber="53">
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<emphasis bold="true" pageId="4" pageNumber="53">Figure 2.</emphasis>
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A population of
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<taxonomicName authorityName="M. E. Leal" authorityYear="2014" class="Magnoliopsida" family="Moraceae" genus="Dorstenia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Dorstenia luamensis" order="Rosales" pageId="4" pageNumber="53" phylum="Tracheophyta" rank="species" species="luamensis">
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<emphasis italics="true" pageId="4" pageNumber="53">Dorstenia luamensis</emphasis>
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</taxonomicName>
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M.E.Leal on a vertical rock face (photo: M.E. Leal 2012).
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="53" type="distinction from other species">
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<paragraph pageId="4" pageNumber="53">Distinction from other species.</paragraph>
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<paragraph pageId="4" pageNumber="53">
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This new species can be distinguished from any other
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<taxonomicName class="Magnoliopsida" family="Moraceae" genus="Dorstenia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Dorstenia" order="Rosales" pageId="4" pageNumber="53" phylum="Tracheophyta" rank="genus">
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<emphasis italics="true" pageId="4" pageNumber="53">Dorstenia</emphasis>
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</taxonomicName>
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species by its fernlike habit, hanging from vertical rock faces and the absence of latex.
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</paragraph>
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<paragraph pageId="4" pageNumber="53">
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The new species is added to the existing key of
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<bibRefCitation author="Berg, CC" journalOrPublisher="The genus Dorstenia (Moraceae) Ilicifolia" pageId="5" pageNumber="54" pagination="1 - 211" refId="B2" refString="Berg, CC, Hijman, MEE, 1999. . The genus Dorstenia (Moraceae) Ilicifolia 2: 1 - 211" volume="2" year="1999">Berg and Hijman (1999)</bibRefCitation>
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the "key to succulent and semi-succulent species of the Old World"
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</paragraph>
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<paragraph pageId="4" pageNumber="53">
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<table inLine="true" pageId="4" pageNumber="53">
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<tr pageId="4" pageNumber="53">
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<td colspan="1" pageId="4" pageNumber="53" rowspan="1">1</td>
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<td colspan="1" pageId="4" pageNumber="53" rowspan="1">Stems succulent and thick, internodes short; leaves subrosulate</td>
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<td colspan="1" pageId="4" pageNumber="53" rowspan="1">
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<emphasis bold="true" pageId="4" pageNumber="53">
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section
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<taxonomicName class="Magnoliopsida" family="Moraceae" genus="Dorstenia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Rosales" pageId="4" pageNumber="53" phylum="Tracheophyta" rank="section" section="Acauloma">
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<emphasis italics="true" pageId="4" pageNumber="53">Acauloma</emphasis>
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</taxonomicName>
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</emphasis>
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</td>
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</tr>
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<tr pageId="4" pageNumber="53">
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<td colspan="1" pageId="4" pageNumber="53" rowspan="1">1'</td>
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<td colspan="1" pageId="4" pageNumber="53" rowspan="1">Stems (semi-)succulent, or herbaceous, internodes long; leaves spaced, sometimes crowded at stem apices</td>
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<td colspan="1" pageId="4" pageNumber="53" rowspan="1">
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<emphasis bold="true" pageId="4" pageNumber="53">
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section
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<taxonomicName class="Magnoliopsida" family="Moraceae" genus="Dorstenia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Rosales" pageId="4" pageNumber="53" phylum="Tracheophyta" rank="section" section="Kosaria">
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<emphasis italics="true" pageId="4" pageNumber="53">Kosaria</emphasis>
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</taxonomicName>
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, 2
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</emphasis>
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</td>
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</tr>
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<tr pageId="4" pageNumber="53">
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<td colspan="1" pageId="4" pageNumber="53" rowspan="1">2</td>
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<td colspan="1" pageId="4" pageNumber="53" rowspan="1">Plants stem hanging</td>
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<td colspan="1" isEmpty="true" pageId="4" pageNumber="53" rowspan="1">-</td>
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</tr>
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<tr pageId="4" pageNumber="53">
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<td colspan="1" pageId="4" pageNumber="53" rowspan="1">3</td>
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<td colspan="1" pageId="4" pageNumber="53" rowspan="1">Plant lithophyte, multiple appendages</td>
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<td colspan="1" pageId="4" pageNumber="53" rowspan="1">
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<taxonomicName authorityName="M. E. Leal" authorityYear="2014" class="Magnoliopsida" family="Moraceae" genus="Dorstenia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Dorstenia luamensis" order="Rosales" pageId="4" pageNumber="53" phylum="Tracheophyta" rank="species" species="luamensis">
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<emphasis bold="true" italics="true" pageId="4" pageNumber="53">Dorstenia luamensis</emphasis>
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</taxonomicName>
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</td>
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</tr>
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<tr pageId="4" pageNumber="53">
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<td colspan="1" pageId="4" pageNumber="53" rowspan="1">3'</td>
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<td colspan="1" pageId="4" pageNumber="53" rowspan="1">Plant epiphyte, one appendage</td>
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<td colspan="1" pageId="4" pageNumber="53" rowspan="1">
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<taxonomicName authorityName="Ake Assi" authorityYear="1967" class="Magnoliopsida" family="Moraceae" genus="Dorstenia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Dorstenia astyanactis" order="Rosales" pageId="4" pageNumber="53" phylum="Tracheophyta" rank="species" species="astyanactis">
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<emphasis bold="true" italics="true" pageId="4" pageNumber="53">Dorstenia astyanactis</emphasis>
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</taxonomicName>
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</td>
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</tr>
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<tr pageId="4" pageNumber="53">
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<td colspan="1" pageId="4" pageNumber="53" rowspan="1">2'</td>
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<td colspan="1" pageId="4" pageNumber="53" rowspan="1">Plants stem erect to ascending</td>
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<td colspan="1" isEmpty="true" pageId="4" pageNumber="53" rowspan="1">-</td>
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</tr>
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<tr pageId="4" pageNumber="53">
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<td colspan="1" pageId="4" pageNumber="53" rowspan="1">4</td>
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<td colspan="1" pageId="4" pageNumber="53" rowspan="1">Plants annual, without a rhizome or a tuber</td>
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<td colspan="1" pageId="4" pageNumber="53" rowspan="1">
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<taxonomicName authorityName="I. Friis & K. Vollesen" authorityYear="1982" class="Magnoliopsida" family="Moraceae" genus="Dorstenia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Dorstenia annua" order="Rosales" pageId="4" pageNumber="53" phylum="Tracheophyta" rank="species" species="annua">
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<emphasis bold="true" italics="true" pageId="4" pageNumber="53">Dorstenia annua</emphasis>
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</taxonomicName>
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</td>
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</tr>
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<tr pageId="4" pageNumber="53">
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<td colspan="1" pageId="4" pageNumber="53" rowspan="1">4'</td>
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<td colspan="1" pageId="4" pageNumber="53" rowspan="1">Plants perennial, with rhizome or a tuber</td>
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<td colspan="1" isEmpty="true" pageId="4" pageNumber="53" rowspan="1">-</td>
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</tr>
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<tr pageId="4" pageNumber="53">
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<td colspan="1" pageId="4" pageNumber="53" rowspan="1">5</td>
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<td colspan="1" pageId="4" pageNumber="53" rowspan="1">Petiole relatively short, (0-)0.1-0.2(-0.5) cm long</td>
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<td colspan="1" pageId="4" pageNumber="53" rowspan="1">
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<taxonomicName class="Magnoliopsida" family="Moraceae" genus="Dorstenia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Dorstenia benguellensis" order="Rosales" pageId="4" pageNumber="53" phylum="Tracheophyta" rank="species" species="benguellensis">
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<emphasis bold="true" italics="true" pageId="4" pageNumber="53">Dorstenia benguellensis</emphasis>
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</taxonomicName>
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</td>
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</tr>
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<tr pageId="4" pageNumber="53">
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<td colspan="1" pageId="4" pageNumber="53" rowspan="1">5'</td>
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<td colspan="1" pageId="4" pageNumber="53" rowspan="1">Petiole relatively long (0.2-)0.5-2.5(-3) cm long</td>
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<td colspan="1" pageId="4" pageNumber="53" rowspan="1">
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<emphasis bold="true" pageId="4" pageNumber="53">
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other species of section
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<taxonomicName class="Magnoliopsida" family="Moraceae" genus="Dorstenia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Rosales" pageId="4" pageNumber="53" phylum="Tracheophyta" rank="section" section="Kosaria">
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<emphasis italics="true" pageId="4" pageNumber="53">Kosaria</emphasis>
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</taxonomicName>
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</emphasis>
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</td>
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</tr>
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</table>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="53" type="phenology">
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<paragraph pageId="4" pageNumber="53">Phenology.</paragraph>
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<paragraph pageId="4" pageNumber="53">The specimens were collected in late October.</paragraph>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="53" type="ecology">
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<paragraph pageId="4" pageNumber="53">Ecology.</paragraph>
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<paragraph pageId="4" pageNumber="53">
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<taxonomicName authorityName="M. E. Leal" authorityYear="2014" class="Magnoliopsida" family="Moraceae" genus="Dorstenia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Dorstenia luamensis" order="Rosales" pageId="4" pageNumber="53" phylum="Tracheophyta" rank="species" species="luamensis">
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<emphasis italics="true" pageId="4" pageNumber="53">Dorstenia luamensis</emphasis>
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</taxonomicName>
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M.E.Leal inhabits moist and shady vertical rock faces close to small waterfalls in forest within a riverine forest-open woodland-savanna mosaic.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="53" type="distribution and conservation status">
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<paragraph pageId="4" pageNumber="53">Distribution and conservation status.</paragraph>
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<paragraph pageId="4" pageNumber="53">The species is distributed in small populations within the type locality, and according to these demographic characteristics it merits the conservation status of endangered (EN).</paragraph>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="53" type="etymology">
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<paragraph pageId="4" pageNumber="53">Etymology.</paragraph>
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<paragraph pageId="4" pageNumber="53">
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The epithet
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<emphasis italics="true" pageId="4" pageNumber="53">luamensis</emphasis>
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refers the Luama Wildlife Reserve which is drained by the Luama River.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |