197 lines
16 KiB
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197 lines
16 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/phytokeys.4.1601" ID-GBIF-Dataset="715cd638-a0ec-4ad6-b1d3-82b6dc27b092" ID-PMC="PMC3174438" ID-Pensoft-Pub="1314-2003-4-125" ID-Pensoft-UUID="32692A14BC49FFEFE254133DAC781820" ID-PubMed="22171185" ID-Zenodo-Dep="576072" ModsDocAuthor="" ModsDocDate="2011" ModsDocID="1314-2003-4-125" ModsDocOrigin="PhytoKeys 4" ModsDocTitle="Revision of Kadua (Rubiaceae) in the Marquesas Islands, French Polynesia, with description of the new species K. lichtlei" checkinTime="1451252111899" checkinUser="pensoft" docAuthor="Wagner, Warren L. & Lorence, David H." docDate="2011" docId="3729245A97D3496B5DADBC6C192F7083" docLanguage="en" docName="PhytoKeys 4: 125-138" docOrigin="PhytoKeys 4" docSource="http://dx.doi.org/10.3897/phytokeys.4.1601" docTitle="Kadua lucei W. L. Wagner & Lorence, Syst. Bot. 30: 832 2005" docType="treatment" docVersion="5" id="32692A14BC49FFEFE254133DAC781820" lastPageNumber="131" masterDocId="32692A14BC49FFEFE254133DAC781820" masterDocTitle="Revision of Kadua (Rubiaceae) in the Marquesas Islands, French Polynesia, with description of the new species K. lichtlei" masterLastPageNumber="138" masterPageNumber="125" pageNumber="129" updateTime="1668141216669" 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>Revision of Kadua (Rubiaceae) in the Marquesas Islands, French Polynesia, with description of the new species K. lichtlei</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>Wagner, Warren L.</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>Lorence, David H.</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>2011</mods:date>
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<mods:detail type="volume">
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<mods:number>4</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>125</mods:start>
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<mods:end>138</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.4.1601</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.4.1601</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1314-2003-4-125</mods:identifier>
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<mods:identifier type="Pensoft-UUID">32692A14BC49FFEFE254133DAC781820</mods:identifier>
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<mods:identifier type="Zenodo-Dep">576072</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="152025408" LSID="urn:lsid:plazi:treatment:3729245A97D3496B5DADBC6C192F7083" httpUri="http://treatment.plazi.org/id/3729245A97D3496B5DADBC6C192F7083" lastPageId="6" lastPageNumber="131" pageId="4" pageNumber="129">
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<subSubSection pageId="4" pageNumber="129" type="nomenclature">
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<paragraph pageId="4" pageNumber="129">
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<taxonomicName LSID="A6A4A0A7-BF00-5CDB-A7DF-C59146B8A6DF" authority="(Lorence & J. Florence) W. L. Wagner & Lorence, Syst. Bot. 30: 832 2005." authorityName="W. L. Wagner & Lorence, Syst. Bot. 30: 832" authorityYear="2005" baseAuthorityName="Lorence & J. Florence" class="Magnoliopsida" family="Rubiaceae" genus="Kadua" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Kadua lucei" order="Gentianales" pageId="4" pageNumber="129" phylum="Tracheophyta" rank="species" species="lucei">Kadua lucei (Lorence & J.Florence) W.L.Wagner & Lorence, Syst. Bot. 30: 832 2005.</taxonomicName>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="129" type="reference_group">
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<paragraph pageId="4" pageNumber="129">
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<taxonomicName authorityName="Lorence & J. Florence" authorityYear="2000" class="Magnoliopsida" family="Rubiaceae" genus="Hedyotis" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Gentianales" pageId="4" pageNumber="129" phylum="Tracheophyta" rank="species" species="lucei">Hedyotis lucei</taxonomicName>
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Lorence & J. Florence (Adansonia,
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<normalizedToken originalValue="sér">ser</normalizedToken>
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. 3, 22: 225, 2000). [Basionym]
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</paragraph>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="129" type="type">
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<paragraph pageId="4" pageNumber="129">Type.</paragraph>
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<paragraph pageId="4" pageNumber="129">
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<emphasis bold="true" pageId="4" pageNumber="129">Marquesas Islands</emphasis>
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: Fatu Hiva: au pied de la
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<normalizedToken originalValue="crête">crete</normalizedToken>
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<normalizedToken originalValue="à">a</normalizedToken>
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Touaouoho, env. 1000 m, 3
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<normalizedToken originalValue="Aôut">Aout</normalizedToken>
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1999, J.-P. Luce s.n. (Holotype P!)
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</paragraph>
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</subSubSection>
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<subSubSection lastPageId="6" lastPageNumber="131" pageId="4" pageNumber="129" type="description">
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<paragraph pageId="4" pageNumber="129">Description.</paragraph>
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<paragraph lastPageId="6" lastPageNumber="131" pageId="4" pageNumber="129">
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<emphasis italics="true" pageId="4" pageNumber="129">Glabrous shrubs</emphasis>
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1.5-2 m tall, leafy twigs 4-6 mm in diam., internodes compressed, bark brown, smooth to striate or rugulose.
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<emphasis italics="true" pageId="4" pageNumber="129">Leaves</emphasis>
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of a pair equal to subequal, blade elliptic to obovate-elliptic, (5.3
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<normalizedToken originalValue="–)10–">-)10-</normalizedToken>
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14.5
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<normalizedToken originalValue="×">x</normalizedToken>
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(3.3
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<normalizedToken originalValue="–)7–">-)7-</normalizedToken>
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10 cm, discolorous, chartaceous to subcoriaceous, base acute to obtuse or rounded, apex acute
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<pageBreakToken pageId="5" pageNumber="130" start="start">to</pageBreakToken>
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obtuse or rounded, often abruptly short acuminate, margin entire, weakly revolute; secondary veins 8-10 pairs, loosely brochidodromous, secondary veins prominulous on both surfaces, tertiary veins slightly prominulous below; petioles purple when fresh,
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<pageBreakToken pageId="6" pageNumber="131" start="start">2</pageBreakToken>
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-4
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<normalizedToken originalValue="×">x</normalizedToken>
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2-5 mm, stout, adaxially flattened and slightly winged; stipules inter- and intrapetiolar, apex shortly cuspidate, sheath semicircular, 3
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<normalizedToken originalValue="×">x</normalizedToken>
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4-7 mm, fused with the adaxial petiole bases.
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<emphasis italics="true" pageId="6" pageNumber="131">Inflorescences</emphasis>
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(only seen with old flowers and young fruits) terminal, corymbiform cymose, 8-9
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<normalizedToken originalValue="×">x</normalizedToken>
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6 cm, peduncle 35 mm long, 2.5-3 mm in diameter, compressed, primary axis 2.5-3 cm
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<normalizedToken originalValue="×">x</normalizedToken>
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2-2.5 mm with two pair of secondary branches, the lower pair often branching once again, the upper pair unbranched, the ultimate branches each bearing 2-3 flowers, lower bracts foliaceous, suborbicular, 15 mm in diam.
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<emphasis italics="true" pageId="6" pageNumber="131">Flowers</emphasis>
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glabrous, about 30 per inflorescence, bracts broadly triangular, scarious, 1
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<normalizedToken originalValue="×">x</normalizedToken>
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1.5 mm, pedicels stout, 2-3
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<normalizedToken originalValue="×">x</normalizedToken>
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0.5-1 mm; hypanthium obconical, 2-3 mm long, calyx limb cupuliform, 2-3 mm long, calyx lobes 4, broadly triangular, 0.5-0.7
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<normalizedToken originalValue="×">x</normalizedToken>
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1.5 mm; corolla fleshy, white when fresh, buds not seen, at anthesis salverform, tube purple tinged when fresh, 22-26 mm long, 1.7-2 mm wide medially, lobes 4, linear to oblong, recurved, 8-10
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<normalizedToken originalValue="×">x</normalizedToken>
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1.5-2 mm, apex with a hook-like appendage 0.5-1 mm long; flowers possibly dimorphic; stamens included, anthers linear, 3-3.5
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<normalizedToken originalValue="×">x</normalizedToken>
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0.3-0.4 mm, connective attached 2 mm from apex of tube; style included, 20 mm long, two stigmatic lobes linear, 2.5 mm long.
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<emphasis italics="true" pageId="6" pageNumber="131">Fruits</emphasis>
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on stout pedicels 5-7 mm long, capsules turbinate to obovoid-turbinate, old capsules 7-8
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<normalizedToken originalValue="×">x</normalizedToken>
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6 mm, consisting of network of persistent vascular bundles enclosing endocarp, apex (beak portion above the calyx) 1-1.5 mm long. Seeds not seen.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="6" pageNumber="131" type="distribution">
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<paragraph pageId="6" pageNumber="131">Distribution.</paragraph>
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<paragraph pageId="6" pageNumber="131">Marquesas Islands, Fatu Hiva where known only from a single small population on the summit ridge between Tekou and Touaouoho peaks.</paragraph>
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</subSubSection>
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<subSubSection pageId="6" pageNumber="131" type="ecology">
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<paragraph pageId="6" pageNumber="131">Ecology.</paragraph>
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<paragraph pageId="6" pageNumber="131">
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This new species was collected at 915-1000 m elevation on a steep, precipitous ridge crest in wet shrubland with species of
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<taxonomicName class="Hexapoda" family="Geometridae" genus="Alsophila" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="" order="Lepidoptera" pageId="6" pageNumber="131" phylum="Arthropoda" rank="genus">
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<emphasis italics="true" pageId="6" pageNumber="131">Alsophila</emphasis>
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</taxonomicName>
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,
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<taxonomicName class="Monocotyledoneae" family="Pandanaceae" genus="Freycinetia" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="" order="Pandanales" pageId="6" pageNumber="131" phylum="Angiospermae" rank="genus">
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<emphasis italics="true" pageId="6" pageNumber="131">Freycinetia</emphasis>
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</taxonomicName>
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, and
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<taxonomicName class="Filicopsida" family="Dennstaedtiaceae" genus="Histiopteris" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="" order="Polypodiales" pageId="6" pageNumber="131" phylum="Pteridophyta" rank="genus">
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<emphasis italics="true" pageId="6" pageNumber="131">Histiopteris</emphasis>
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</taxonomicName>
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.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="6" pageNumber="131" type="etymology">
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<paragraph pageId="6" pageNumber="131">Etymology.</paragraph>
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<paragraph pageId="6" pageNumber="131">The specific epithet honors its discoverer and first collector, Mr. Jean-Pierre Luce, an amateur naturalist, in recognition of his efforts to explore the most rugged mountainous zones of the Marquesas and thus increase our knowledge of their flora and vegetation.</paragraph>
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</subSubSection>
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<subSubSection pageId="6" pageNumber="131" type="conservation status">
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<paragraph pageId="6" pageNumber="131">Conservation status.</paragraph>
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<paragraph pageId="6" pageNumber="131">
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The suitable habitat for
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<taxonomicName authorityName="W. L. Wagner & Lorence, Syst. Bot. 30: 832" authorityYear="2005" baseAuthorityName="Lorence & J. Florence" class="Magnoliopsida" family="Rubiaceae" genus="Kadua" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Gentianales" pageId="6" pageNumber="131" phylum="Tracheophyta" rank="species" species="lucei">
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<emphasis italics="true" pageId="6" pageNumber="131">Kadua lucei</emphasis>
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</taxonomicName>
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on Fatu Hiva (ca. 85 km2) is indicated as an endangered environment, threatened by feral animals and invasive plants, reducing the extent of the forest. Estimated population size is about 3-4 individuals. Following the criteria and categories of
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<bibRefCitation author="IUCN," journalOrPublisher="Annals of the Missouri Botanical Garden" pageId="9" pageNumber="134" refId="B6" refString="IUCN, , 2001. IUCN Red List categories (version 3.1). IUCN Species Survival Commission, Gland, Switzerland." title="IUCN Red List categories (version 3.1). IUCN Species Survival Commission, Gland, Switzerland." year="2001">IUCN (2001)</bibRefCitation>
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<taxonomicName authorityName="W. L. Wagner & Lorence, Syst. Bot. 30: 832" authorityYear="2005" baseAuthorityName="Lorence & J. Florence" class="Magnoliopsida" family="Rubiaceae" genus="Kadua" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Gentianales" pageId="6" pageNumber="131" phylum="Tracheophyta" rank="species" species="lucei">
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<emphasis italics="true" pageId="6" pageNumber="131">Kadua lucei</emphasis>
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</taxonomicName>
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is assigned a preliminary Red List status of
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<emphasis bold="true" pageId="6" pageNumber="131">Critically Endangered</emphasis>
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(CR): B2a, B2b (
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<normalizedToken originalValue="i–iii">i-iii</normalizedToken>
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); D: B2: total area of occupancy less than 10 km2 (ca. 5 km2). B2a, a single population known; b (
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<normalizedToken originalValue="i–iii">i-iii</normalizedToken>
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), habitat continuing decline inferred. D, population estimated to number fewer than 250 individuals.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="6" pageNumber="131" type="specimen examined">
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<paragraph pageId="6" pageNumber="131">Specimens examined.</paragraph>
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<paragraph pageId="6" pageNumber="131">
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<emphasis bold="true" pageId="6" pageNumber="131">Marquesas Islands:</emphasis>
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Fatu Hiva: sous la
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<normalizedToken originalValue="crête">crete</normalizedToken>
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entre Tekou et Touaouoho, 915 m, 15
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<normalizedToken originalValue="février">fevrier</normalizedToken>
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2000 (st), J.-Y. Meyer & J.-P. Luce 835 (PAP
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<emphasis bold="true" pageId="6" pageNumber="131">,</emphasis>
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PTBG).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="6" pageNumber="131" type="discussion">
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<paragraph pageId="6" pageNumber="131">Discussion.</paragraph>
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<paragraph pageId="6" pageNumber="131">
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This species is apparently related to
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<taxonomicName authorityName="W. L. Wagner & Lorence (Syst. Bot. 30: 832" authorityYear="2005" baseAuthorityName="Lorence & J. Florence" class="Magnoliopsida" family="Rubiaceae" genus="Kadua" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Gentianales" pageId="6" pageNumber="131" phylum="Tracheophyta" rank="species" species="tahuatensis">
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<emphasis italics="true" pageId="6" pageNumber="131">Kadua tahuatensis</emphasis>
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</taxonomicName>
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from which it differs by its larger inflorescence reaching 8-9 cm long and 6 cm wide, more numerous flowers, about 30 per inflorescence, and larger white corollas with a longer purple-tinged tube 22-26 mm long. Although mature fruits of
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<taxonomicName authorityName="W. L. Wagner & Lorence, Syst. Bot. 30: 832" authorityYear="2005" baseAuthorityName="Lorence & J. Florence" class="Magnoliopsida" family="Rubiaceae" genus="Kadua" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Gentianales" pageId="6" pageNumber="131" phylum="Tracheophyta" rank="species" species="lucei">
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<emphasis italics="true" pageId="6" pageNumber="131">Kadua lucei</emphasis>
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</taxonomicName>
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are not known, old fruits are smaller than those of
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<taxonomicName authorityName="W. L. Wagner & Lorence, Syst. Bot. 30: 832" authorityYear="2005" baseAuthorityName="Lorence & J. Florence" class="Magnoliopsida" family="Rubiaceae" genus="Kadua" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Gentianales" pageId="6" pageNumber="131" phylum="Tracheophyta" rank="species" species="nukuhivensis">
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<emphasis italics="true" pageId="6" pageNumber="131">Kadua nukuhivensis</emphasis>
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</taxonomicName>
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and
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<taxonomicName authorityName="W. L. Wagner & Lorence (Syst. Bot. 30: 832" authorityYear="2005" baseAuthorityName="Lorence & J. Florence" class="Magnoliopsida" family="Rubiaceae" genus="Kadua" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Gentianales" pageId="6" pageNumber="131" phylum="Tracheophyta" rank="species" species="tahuatensis">
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<emphasis italics="true" pageId="6" pageNumber="131">Kadua tahuatensis</emphasis>
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</taxonomicName>
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.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |