treatments-xml/data/43/63/A0/4363A0284C48505B9DAF812FD36B5FC4.xml

<document ID-DOI="http://dx.doi.org/10.3897/phytokeys.186.69878" ID-GBIF-Dataset="22b95eab-25ac-4b39-be50-45d9311ae7ba" ID-PMC="PMC8671716" ID-Pensoft-Pub="1314-2003-186-73" ID-Pensoft-UUID="A4FD5ADA118558C9BEEDEF285BD8B25B" ID-PubMed="34975276" ModsDocID="1314-2003-186-73" checkinTime="1638850670309" checkinUser="pensoft" docAuthor="Ngoc, Nguyen Van, Binh, Hoang Thi, Nagahama, Ai, Tagane, Shuichiro, Toyama, Hironori, Matsuo, Ayumi, Suyama, Yoshihisa &amp; Yahara, Tetsukazu" docDate="2021" docId="4363A0284C48505B9DAF812FD36B5FC4" docLanguage="en" docName="PhytoKeys 186: 73-92" docOrigin="PhytoKeys 186" docPubDate="2021-12-06" docSource="http://dx.doi.org/10.3897/phytokeys.186.69878" docTitle="Lithocarpus congtroiensis Ngoc &amp; Yahara 2021, sp. nov." docType="treatment" docVersion="5" id="A4FD5ADA118558C9BEEDEF285BD8B25B" lastPageNumber="73" masterDocId="A4FD5ADA118558C9BEEDEF285BD8B25B" masterDocTitle="Morphological and molecular evidence reveals three new species of Lithocarpus (Fagaceae) from Bidoup-Nui Ba National Park, Vietnam" masterLastPageNumber="92" masterPageNumber="73" pageNumber="73" updateTime="1668140544837" updateUser="ExternalLinkService">
<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
<mods:titleInfo>
<mods:title>Morphological and molecular evidence reveals three new species of Lithocarpus (Fagaceae) from Bidoup-Nui Ba National Park, Vietnam</mods:title>
</mods:titleInfo>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Ngoc, Nguyen Van</mods:namePart>
<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0002-1518-9470</mods:nameIdentifier>
<mods:affiliation>Faculty of Biology, Dalat University, 01 - Phu Dong Thien Vuong, Dalat, Vietnam</mods:affiliation>
<mods:nameIdentifier type="email">mr.ngocnv@gmail.com</mods:nameIdentifier>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Binh, Hoang Thi</mods:namePart>
<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0002-0829-2955</mods:nameIdentifier>
<mods:affiliation>Faculty of Biology, Dalat University, 01 - Phu Dong Thien Vuong, Dalat, Vietnam</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Nagahama, Ai</mods:namePart>
<mods:affiliation>Faculty of Science, Kyushu University, 744 Motooka, Fukuoka, 819 - 0395, Japan</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Tagane, Shuichiro</mods:namePart>
<mods:affiliation>The Kagoshima University Museum, Kagoshima University, 1 - 21 - 30 Korimoto, Kagoshima, 890 - 0065, Japan</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Toyama, Hironori</mods:namePart>
<mods:affiliation>Biodiversity Division, National Institute for Environmental Studies, Tsukuba, Ibaraki, 305 - 8506, Japan</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Matsuo, Ayumi</mods:namePart>
<mods:affiliation>Kawatabi Field Science Center, Graduate School of Agricultural Science, Tohoku University, 232 - 3 Yomogida, Naruko-onsen, Osaki, Miyagi 989 - 6711, Japan</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Suyama, Yoshihisa</mods:namePart>
<mods:affiliation>Kawatabi Field Science Center, Graduate School of Agricultural Science, Tohoku University, 232 - 3 Yomogida, Naruko-onsen, Osaki, Miyagi 989 - 6711, Japan</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Yahara, Tetsukazu</mods:namePart>
<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0001-5105-7152</mods:nameIdentifier>
<mods:affiliation>Faculty of Science, Kyushu University, 744 Motooka, Fukuoka, 819 - 0395, Japan &amp; Kyushu Open University, 744 Motooka, Fukuoka, 819 - 0395, Japan</mods:affiliation>
</mods:name>
<mods:typeOfResource>text</mods:typeOfResource>
<mods:relatedItem type="host">
<mods:titleInfo>
<mods:title>PhytoKeys</mods:title>
</mods:titleInfo>
<mods:part>
<mods:date>2021</mods:date>
<mods:detail type="pubDate">
<mods:number>2021-12-06</mods:number>
</mods:detail>
<mods:detail type="volume">
<mods:number>186</mods:number>
</mods:detail>
<mods:extent unit="page">
<mods:start>73</mods:start>
<mods:end>92</mods:end>
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<mods:location>
<mods:url>http://dx.doi.org/10.3897/phytokeys.186.69878</mods:url>
</mods:location>
<mods:classification>journal article</mods:classification>
<mods:identifier type="DOI">http://dx.doi.org/10.3897/phytokeys.186.69878</mods:identifier>
<mods:identifier type="Pensoft-Pub">1314-2003-186-73</mods:identifier>
<mods:identifier type="Pensoft-UUID">A4FD5ADA118558C9BEEDEF285BD8B25B</mods:identifier>
</mods:mods>
<treatment ID-GBIF-Taxon="191162317" LSID="urn:lsid:plazi:treatment:4363A0284C48505B9DAF812FD36B5FC4" httpUri="http://treatment.plazi.org/id/4363A0284C48505B9DAF812FD36B5FC4" lastPageNumber="73" pageId="0" pageNumber="73">
<subSubSection pageId="0" pageNumber="73" type="nomenclature">
<paragraph pageId="0" pageNumber="73">
<taxonomicName LSID="4363A028-4C48-505B-9DAF-812FD36B5FC4" authority="Ngoc &amp; Yahara" authorityName="Ngoc &amp; Yahara" authorityYear="2021" class="Magnoliopsida" family="Fagaceae" genus="Lithocarpus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Lithocarpus congtroiensis" order="Fagales" pageId="0" pageNumber="73" phylum="Tracheophyta" rank="species" species="congtroiensis" status="sp. nov.">Lithocarpus congtroiensis Ngoc &amp; Yahara</taxonomicName>
<taxonomicNameLabel pageId="0" pageNumber="73">sp. nov.</taxonomicNameLabel>
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="73" type="description">
<paragraph pageId="0" pageNumber="73">
<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Lithocarpus congtroiensis Ngoc &amp; Yahara A twig with infructescence B infructescence C, D leaves adaxially and abaxially, respectively E side view of mature cupule and nut F botton view of nut with basal scar." figureDoi="10.3897/phytokeys.186.69878.figure4" httpUri="https://binary.pensoft.net/fig/619095" pageId="0" pageNumber="73">Fig. 4</figureCitation>
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="73" type="materials_examined">
<paragraph pageId="0" pageNumber="73">
<typeStatus>Type</typeStatus>
.
</paragraph>
<paragraph pageId="0" pageNumber="73">
<materialsCitation collectingDate="2018-07-11" collectorName="S. Tagane, A. Nagahama, K. Tsuchiya, N. V. Ngoc., T. Q. Cuong" country="Vietnam" elevation="1752" latitude="12.093694" location="Cong Troi" longLatPrecision="1" longitude="108.37745" municipality="Bidoup-Nui Ba National Park" specimenCount="1" stateProvince="Lam Dong Province" typeStatus="holotype">
<collectingCountry name="Vietnam">Vietnam</collectingCountry>
. 
<collectingRegion country="Vietnam" name="Lam Dong">Lam Dong Province</collectingRegion>
, 
<collectingMunicipality>Bidoup-Nui Ba National Park</collectingMunicipality>
: 
<location LSID="urn:lsid:plazi:treatment:4363A0284C48505B9DAF812FD36B5FC4:8272133DF58B3E3620009C7CB7CB4F84" country="Vietnam" latitude="12.093694" longLatPrecision="1" longitude="108.37745" municipality="Bidoup-Nui Ba National Park" name="Cong Troi" stateProvince="Lam Dong Province">Cong Troi</location>
, at edge of evergreen forest, roadside, 
<quantity metricMagnitude="3" metricUnit="m" metricValue="1.752" unit="m" value="1752.0">
<elevation metricMagnitude="3" metricUnit="m" metricValue="1.752" unit="m" value="1752.0">1752 m</elevation>
</quantity>
elev., 
<geoCoordinate degrees="12" direction="north" minutes="05" orientation="latitude" precision="1" seconds="37.3" value="12.093694">12°05'37.3&quot;N</geoCoordinate>
, 
<geoCoordinate degrees="108" direction="east" minutes="22" orientation="longitude" precision="1" seconds="38.8" value="108.37745">108°22'38.8&quot;E</geoCoordinate>
, 
<collectingDate value="2018-07-11">11 July 2018</collectingDate>
, 
<emphasis italics="true" pageId="0" pageNumber="73">
<collectorName>S. Tagane</collectorName>
</emphasis>
, 
<emphasis italics="true" pageId="0" pageNumber="73">
<collectorName>A. Nagahama</collectorName>
</emphasis>
, 
<emphasis italics="true" pageId="0" pageNumber="73">
<collectorName>K. Tsuchiya</collectorName>
</emphasis>
, 
<emphasis italics="true" pageId="0" pageNumber="73">
<collectorName>N.V. Ngoc.</collectorName>
</emphasis>
, 
<emphasis italics="true" pageId="0" pageNumber="73">
<collectorName>T.Q. Cuong</collectorName>
V9102
</emphasis>
[fr.] (
<typeStatus>holotype</typeStatus>
DLU!; isotypes FU!, HN!, KYO!, VNM!)
</materialsCitation>
.
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="73" type="diagnosis">
<paragraph pageId="0" pageNumber="73">Diagnosis.</paragraph>
<paragraph pageId="0" pageNumber="73">
<taxonomicName authorityName="Ngoc &amp; Yahara" authorityYear="2021" class="Magnoliopsida" family="Fagaceae" genus="Lithocarpus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Lithocarpus congtroiensis" order="Fagales" pageId="0" pageNumber="73" phylum="Tracheophyta" rank="species" species="congtroiensis">
<emphasis italics="true" pageId="0" pageNumber="73">Lithocarpus congtroiensis</emphasis>
</taxonomicName>
is most similar to 
<taxonomicName lsidName="L. dahuoaiensis" pageId="0" pageNumber="73" rank="species" species="dahuoaiensis">
<emphasis italics="true" pageId="0" pageNumber="73">L. dahuoaiensis</emphasis>
</taxonomicName>
but differs by its smaller leaf blades, more secondary veins, shorter infructescences, cupules clustered of three (vs. solitary), and bigger nut size. It is also similar to 
<taxonomicName lsidName="L. honbaensis" pageId="0" pageNumber="73" rank="species" species="honbaensis">
<emphasis italics="true" pageId="0" pageNumber="73">L. honbaensis</emphasis>
</taxonomicName>
but distinguished mainly by its shorter petioles, smaller leaf blade, more secondary veins, shorter infructescences, and shorter fruiting stalk (Table 
<tableCitation captionStart="Table 2" captionStartId="T2" captionText="Table 2. The comparisons of mean (X) and standard deviation (SD) value of the leaf blade and cupule size between L. bidoupensis, L. congtroiensis, and L. hongiaoensis with related species. 1 Derived from type specimens, 2 Derived from this study collections, n = number of leaf or cupule were measured in this study." httpUri="http://table.plazi.org/id/7A88C7C4012617044DAF8F45FFD41CBC" pageId="0" pageNumber="73" tableUuid="7A88C7C4012617044DAF8F45FFD41CBC">2</tableCitation>
).
</paragraph>
<caption doi="10.3897/phytokeys.186.69878.figure4" httpUri="https://binary.pensoft.net/fig/619095" pageId="0" pageNumber="73" start="Figure 4" startId="F4">
<paragraph pageId="0" pageNumber="73">
<emphasis bold="true" pageId="0" pageNumber="73">Figure 4.</emphasis>
<taxonomicName authorityName="Ngoc &amp; Yahara" authorityYear="2021" class="Magnoliopsida" family="Fagaceae" genus="Lithocarpus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Lithocarpus congtroiensis" order="Fagales" pageId="0" pageNumber="73" phylum="Tracheophyta" rank="species" species="congtroiensis">
<emphasis italics="true" pageId="0" pageNumber="73">Lithocarpus congtroiensis</emphasis>
</taxonomicName>
Ngoc &amp; Yahara 
<emphasis bold="true" pageId="0" pageNumber="73">A</emphasis>
twig with infructescence 
<emphasis bold="true" pageId="0" pageNumber="73">B</emphasis>
infructescence 
<emphasis bold="true" pageId="0" pageNumber="73">C, D</emphasis>
leaves adaxially and abaxially, respectively 
<emphasis bold="true" pageId="0" pageNumber="73">E</emphasis>
side view of mature cupule and nut 
<emphasis bold="true" pageId="0" pageNumber="73">F</emphasis>
botton view of nut with basal scar.
</paragraph>
</caption>
</subSubSection>
<subSubSection pageId="0" pageNumber="73" type="description">
<paragraph pageId="0" pageNumber="73">Description.</paragraph>
<paragraph pageId="0" pageNumber="73">
Evergreen tree, up to 25 m tall. Twigs blackish gray, glabrescent. Stipules caducous, not seen. Leaves alternate; petioles 1.1-1.8 cm long, glabrous; blades broadly elliptic, 12-18 
<normalizedToken originalValue="×">x</normalizedToken>
4.2-7.2 cm, coriaceous, glabrous on both sides, apex acuminate, acumen 0.7-1.2 cm long, base acute to cuneate, margin entire, midrib flat or slightly prominent adaxially, strongly prominent abaxially, yellowish 
<emphasis italics="true" pageId="0" pageNumber="73">in vivo</emphasis>
, brown 
<emphasis italics="true" pageId="0" pageNumber="73">in sicco</emphasis>
, secondary veins 13-15 pairs, prominent abaxially, at an angle of 40-50° from the midrib, tertiary veins parallel, faintly visible abaxially. Inflorescence a terminal or axillary spike, 8-12 cm long, erect, male and female flowers separate or female below. Male flowers white, in 1-3-flowered cluster, calyx 6-lobed, lobes ovate, 0.4-0.7 mm 
<normalizedToken originalValue="×">x</normalizedToken>
0.5-0.7 mm; stamens 12, 1-1.2 mm long, anthers 0.15-0.20 mm long. Female flower always cluster of three, styles 3, stigmata pointed. Infructescences terminal, erect, 10-15 cm long, rachis grayish brown, lenticellate. Cupules clustered of three, 0.2-0.4 cm long stalked, bowl-shaped, 0.7-1.4 cm high, 2.5-3.6 m diam., enclosing 1/3-1/2 of the nut; wall woody, with tiny imbricate scales; scales triangular, obscure, covered with white-grayish indumentum. Nut broadly conical or globose, 2.1-2.6 cm high, 2.3-3.1 cm in diam., outer surface densely white tomentose; wall woody, crackled; apex shortly acuminate; basal scar slightly concave, 1.5-1.8 cm in diam.
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="73" type="phenology">
<paragraph pageId="0" pageNumber="73">Phenology.</paragraph>
<paragraph pageId="0" pageNumber="73">Flowers were collected in December and mature fruits were collected from June to July.</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="73" type="distribution">
<paragraph pageId="0" pageNumber="73">Distribution.</paragraph>
<paragraph pageId="0" pageNumber="73">
Vietnam (so far known only from Mt. Cong Troi and Mt. Langbiang of Bidoup-Nui Ba National Park, Lam Dong Province). (Fig. 
<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Type locality of the new species (Black dots): L 1: L. bidoupensis, L 2: L. congtroiensis, and L 3: L. hongiaoensis." figureDoi="10.3897/phytokeys.186.69878.figure1" httpUri="https://binary.pensoft.net/fig/619092" pageId="0" pageNumber="73">1</figureCitation>
)
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="73" type="etymology">
<paragraph pageId="0" pageNumber="73">Etymology.</paragraph>
<paragraph pageId="0" pageNumber="73">The specific epithet is derived from the type locality, Mt. Cong Troi of Bidoup-Nui Ba National Park, Lam Dong Province, Vietnam.</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="73" type="vernacular name">
<paragraph pageId="0" pageNumber="73">Vernacular name.</paragraph>
<paragraph pageId="0" pageNumber="73">
<normalizedToken originalValue="Dé">De</normalizedToken>
<normalizedToken originalValue="đá">đa</normalizedToken>
<normalizedToken originalValue="Công">Cong</normalizedToken>
<normalizedToken originalValue="TrÓi">TrOi</normalizedToken>
.
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="73" type="materials_examined">
<paragraph pageId="0" pageNumber="73">Additional specimens examined.</paragraph>
<paragraph pageId="0" pageNumber="73">
<materialsCitation collectingDate="2021-01-01" collectingDateMax="2021-12-31" collectingDateMin="2021-01-01" country="Vietnam" location="Cong Troi area" municipality="Bidoup-Nui Ba National Park" specimenCount="1" stateProvince="Lam Dong Province">
<collectingCountry name="Vietnam">Vietnam</collectingCountry>
. 
<collectingRegion country="Vietnam" name="Lam Dong">Lam Dong Province</collectingRegion>
: 
<collectingMunicipality>Bidoup-Nui Ba National Park</collectingMunicipality>
, 
<location LSID="urn:lsid:plazi:treatment:4363A0284C48505B9DAF812FD36B5FC4:022891104E89CA6580C3635EA01A8C18" country="Vietnam" municipality="Bidoup-Nui Ba National Park" name="Cong Troi area" stateProvince="Lam Dong Province">Cong Troi area</location>
</materialsCitation>
; 
<materialsCitation collectingDate="2015-06-18" collectingDateMax="2021-12-31" collectingDateMin="2021-01-01" collectorName="N. Nguyen, D. Luong, Hoang" country="Vietnam" elevation="1750" latitude="12.069028" location="Cong Troi area" longLatPrecision="1" longitude="108.36542" municipality="Bidoup-Nui Ba National Park" specimenCount="1" stateProvince="Lam Dong Province">
<quantity metricMagnitude="3" metricUnit="m" metricValue="1.75" unit="m" value="1750.0">
<elevation metricMagnitude="3" metricUnit="m" metricValue="1.75" unit="m" value="1750.0">1750 m</elevation>
</quantity>
elev., 
<geoCoordinate degrees="12" direction="north" minutes="04" orientation="latitude" precision="1" seconds="08.5" value="12.069028">12°04'08.5&quot;N</geoCoordinate>
, 
<geoCoordinate degrees="108" direction="east" minutes="21" orientation="longitude" precision="1" seconds="55.5" value="108.36542">108°21'55.5&quot;E</geoCoordinate>
, 
<collectingDate value="2015-06-18">18 June 2015</collectingDate>
, 
<emphasis italics="true" pageId="0" pageNumber="73">
<collectorName>N. Nguyen</collectorName>
</emphasis>
, 
<emphasis italics="true" pageId="0" pageNumber="73">
<collectorName>D. Luong</collectorName>
</emphasis>
, 
<emphasis italics="true" pageId="0" pageNumber="73">
B. 
<collectorName>Hoang</collectorName>
V3205
</emphasis>
[fr.] (DLU!, FU!); ibid
</materialsCitation>
., 
<quantity metricMagnitude="3" metricUnit="m" metricValue="1.86" unit="m" value="1860.0">1860 m</quantity>
elev., 
<geoCoordinate degrees="12" direction="north" minutes="06" orientation="latitude" precision="1" seconds="06.85" value="12.101903">12°06'06.85&quot;N</geoCoordinate>
<geoCoordinate degrees="108" direction="east" minutes="23" orientation="longitude" precision="1" seconds="00.32" value="108.38342">108°23'00.32&quot;E</geoCoordinate>
, 
<emphasis italics="true" pageId="0" pageNumber="73">S. Tagane</emphasis>
, 
<emphasis italics="true" pageId="0" pageNumber="73">T. Yahara</emphasis>
, 
<emphasis italics="true" pageId="0" pageNumber="73">A. Nagahama</emphasis>
, 
<emphasis italics="true" pageId="0" pageNumber="73">M. Zhang</emphasis>
, 
<emphasis italics="true" pageId="0" pageNumber="73">K. Tsuchiya</emphasis>
, 
<emphasis italics="true" pageId="0" pageNumber="73">T. Nguyen</emphasis>
, 
<emphasis italics="true" pageId="0" pageNumber="73">C.T. Nguyen V9470</emphasis>
[fr.] (DLU!, FU!); 
<materialsCitation collectingDate="2018-12-20" collectingDateMax="2021-12-31" collectingDateMin="2021-01-01" collectorName="T. Yahara, Tagane, Nagahama, Tsuchiya, C. T. Quong, Chhang" country="Vietnam" elevation="1790" latitude="12.101072" location="Cong Troi area" longLatPrecision="1" longitude="108.39437" municipality="Bidoup-Nui Ba National Park" specimenCount="1" stateProvince="Lam Dong Province">
<quantity metricMagnitude="3" metricUnit="m" metricValue="1.7899999999999998" unit="m" value="1790.0">
<elevation metricMagnitude="3" metricUnit="m" metricValue="1.7899999999999998" unit="m" value="1790.0">1790 m</elevation>
</quantity>
elev., 
<geoCoordinate degrees="12" direction="north" minutes="06" orientation="latitude" precision="1" seconds="03.86" value="12.101072">12°06'03.86&quot;N</geoCoordinate>
, 
<geoCoordinate degrees="108" direction="east" minutes="23" orientation="longitude" precision="1" seconds="39.73" value="108.39437">108°23'39.73&quot;E</geoCoordinate>
, 
<collectingDate value="2018-12-20">20 Dec. 2018</collectingDate>
, 
<emphasis italics="true" pageId="0" pageNumber="73">
<collectorName>T. Yahara</collectorName>
</emphasis>
, 
<emphasis italics="true" pageId="0" pageNumber="73">
S. 
<collectorName>Tagane</collectorName>
</emphasis>
, 
<emphasis italics="true" pageId="0" pageNumber="73">
A. 
<collectorName>Nagahama</collectorName>
</emphasis>
, 
<emphasis italics="true" pageId="0" pageNumber="73">
K. 
<collectorName>Tsuchiya</collectorName>
</emphasis>
, 
<emphasis italics="true" pageId="0" pageNumber="73">
<collectorName>C.T. Quong</collectorName>
</emphasis>
, 
<emphasis italics="true" pageId="0" pageNumber="73">
P. 
<collectorName>Chhang</collectorName>
V9555
</emphasis>
[male and female fl.] (DLU!, FU! KAG [KAG127308]!); ibid
</materialsCitation>
., 
<materialsCitation collectingDate="2019-06-15" collectorName="N. V. Ngoc, H. T. Binh, N. V. Duy, Nhung" country="Vietnam" elevation="1864" latitude="12.068889" location="Mt. Langbiang" longLatPrecision="15" longitude="108.365135" specimenCount="1" stateProvince="Lam Dong Province">
<quantity metricMagnitude="3" metricUnit="m" metricValue="1.864" unit="m" value="1864.0">
<elevation metricMagnitude="3" metricUnit="m" metricValue="1.864" unit="m" value="1864.0">1864 m</elevation>
</quantity>
elev., 
<geoCoordinate degrees="12" direction="north" minutes="04" orientation="latitude" precision="15" seconds="08" value="12.068889">12°04'08&quot;N</geoCoordinate>
, 
<geoCoordinate degrees="108" direction="east" minutes="21" orientation="longitude" precision="1" seconds="54.5" value="108.365135">108°21'54.5&quot;E</geoCoordinate>
, 
<collectingDate value="2019-06-15">15 Jun. 2019</collectingDate>
, 
<emphasis italics="true" pageId="0" pageNumber="73">
<collectorName>N.V. Ngoc</collectorName>
, 
<collectorName>H.T. Binh</collectorName>
, 
<collectorName>N.V. Duy</collectorName>
, T.T. 
<collectorName>Nhung</collectorName>
NAF200
</emphasis>
[fr.] (DLU!); 
<location LSID="urn:lsid:plazi:treatment:4363A0284C48505B9DAF812FD36B5FC4:0500D2CA7298D6128675DDECD506D3D6" country="Vietnam" latitude="12.068889" longLatPrecision="15" longitude="108.365135" name="Mt. Langbiang" stateProvince="Lam Dong Province">Mt. Langbiang</location>
</materialsCitation>
; 
<quantity metricMagnitude="3" metricUnit="m" metricValue="1.918" unit="m" value="1918.0">1918 m</quantity>
elev., 
<date value="2018-10-07">7 Oct. 2018</date>
, 
<geoCoordinate degrees="12" direction="north" minutes="02" orientation="latitude" precision="1" seconds="48.13" value="12.046703">12°02'48.13&quot;N</geoCoordinate>
, 
<geoCoordinate degrees="108" direction="east" minutes="26" orientation="longitude" precision="1" seconds="06.67" value="108.43519">108°26'06.67&quot;E</geoCoordinate>
, 
<emphasis italics="true" pageId="0" pageNumber="73">S. Tagane</emphasis>
, 
<emphasis italics="true" pageId="0" pageNumber="73">T. Yahara</emphasis>
, 
<emphasis italics="true" pageId="0" pageNumber="73">A. Nagahama</emphasis>
, 
<emphasis italics="true" pageId="0" pageNumber="73">M. Zhang</emphasis>
, 
<emphasis italics="true" pageId="0" pageNumber="73">K. Tsuchiya</emphasis>
, 
<emphasis italics="true" pageId="0" pageNumber="73">T. Nguyen</emphasis>
, 
<emphasis italics="true" pageId="0" pageNumber="73">C.T. Nguyen V9492</emphasis>
[ster.] (DLU!, FU!).
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="73" type="conservation status">
<paragraph pageId="0" pageNumber="73">Conservation status.</paragraph>
<paragraph pageId="0" pageNumber="73">
Critically Endangered (CR). We found around ten individuals of 
<taxonomicName lsidName="L. congtroiensis" pageId="0" pageNumber="73" rank="species" species="congtroiensis">
<emphasis italics="true" pageId="0" pageNumber="73">L. congtroiensis</emphasis>
</taxonomicName>
along the road and inside the permanent plot at Cong Troi area, and three individuals in Mt. Langbiang, both located inside the protected area of Bidoup-Nui Ba National Park. Based on criterion D of the IUCN Red List criteria (
<bibRefCitation author="IUCN" journalOrPublisher="Science Press, Beijing &amp; Missouri Botanical Garden Press, Saint Louis" pageId="0" pageNumber="73" refId="B23" refString="IUCN, 2012. IUCN Red List Categories and Criteria: Version 3.1. 2nd edn. Gland, Switzerland and Cambridge, UK, [iv +] 32 pp." title="IUCN Red List Categories and Criteria: Version 3.1. 2 nd edn. Gland, Switzerland and Cambridge, UK, [iv +] 32 pp." year="2012">IUCN 2012</bibRefCitation>
), this species is qualified as CR. The new species is endemic to Bidoup-Nui Ba National Park, Lam Dong Province.
</paragraph>
</subSubSection>
</treatment>
</document>