treatments-xml/data/58/F6/D0/58F6D000BC53E5270086AAA9873F773D.xml
2024-06-21 12:37:12 +02:00

279 lines
19 KiB
XML
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

<document ID-DOI="http://dx.doi.org/10.3897/phytokeys.65.7403" ID-PMC="PMC4957021" ID-Pensoft-Pub="1314-2003-65-35" ID-Pensoft-UUID="6224170CFFB3643C4C7AFF9EFFD8FFBF" ID-PubMed="27489487" ID-Zenodo-Dep="122985" ModsDocID="1314-2003-65-35" checkinTime="1466061625811" checkinUser="pensoft" docAuthor="Yahara, Tetsukazu, Tagane, Shuichiro, Mase, Keiko, Chhang, Phourin &amp; Toyama, Hironori" docDate="2016" docId="58F6D000BC53E5270086AAA9873F773D" docLanguage="en" docName="PhytoKeys 65: 35-46" docOrigin="PhytoKeys 65" docPubDate="2016-06-15" docSource="http://dx.doi.org/10.3897/phytokeys.65.7403" docTitle="Machilus brevipaniculata Yahara &amp; Tagane 2016, sp. nov." docType="treatment" docVersion="7" id="6224170CFFB3643C4C7AFF9EFFD8FFBF" lastPageNumber="40" masterDocId="6224170CFFB3643C4C7AFF9EFFD8FFBF" masterDocTitle="Flora of Bokor National Park V: Two new species of Machilus (Lauraceae), M. bokorensis and M. brevipaniculata" masterLastPageNumber="46" masterPageNumber="35" pageNumber="38" updateTime="1668141723299" updateUser="ExternalLinkService">
<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
<mods:titleInfo>
<mods:title>Flora of Bokor National Park V: Two new species of Machilus (Lauraceae), M. bokorensis and M. brevipaniculata</mods:title>
</mods:titleInfo>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Yahara, Tetsukazu</mods:namePart>
<mods:affiliation>Center for Asian Conservation Ecology, 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>Center for Asian Conservation Ecology, Kyushu University, 744 Motooka, Fukuoka, 819 - 0395, Japan</mods:affiliation>
<mods:nameIdentifier type="email">stagane29@gmail.com</mods:nameIdentifier>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Mase, Keiko</mods:namePart>
<mods:affiliation>Center for Asian Conservation Ecology, 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>Chhang, Phourin</mods:namePart>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Toyama, Hironori</mods:namePart>
<mods:affiliation>Center for Asian Conservation Ecology, Kyushu 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>2016</mods:date>
<mods:detail type="pubDate">
<mods:number>2016-06-15</mods:number>
</mods:detail>
<mods:detail type="volume">
<mods:number>65</mods:number>
</mods:detail>
<mods:extent unit="page">
<mods:start>35</mods:start>
<mods:end>46</mods:end>
</mods:extent>
</mods:part>
</mods:relatedItem>
<mods:location>
<mods:url>http://dx.doi.org/10.3897/phytokeys.65.7403</mods:url>
</mods:location>
<mods:classification>journal article</mods:classification>
<mods:identifier type="DOI">http://dx.doi.org/10.3897/phytokeys.65.7403</mods:identifier>
<mods:identifier type="Pensoft-Pub">1314-2003-65-35</mods:identifier>
<mods:identifier type="Pensoft-UUID">6224170CFFB3643C4C7AFF9EFFD8FFBF</mods:identifier>
<mods:identifier type="Zenodo-Dep">122985</mods:identifier>
</mods:mods>
<subSection lastPageId="5" lastPageNumber="40" pageId="3" pageNumber="38" type="multiple">
<treatment ID-GBIF-Taxon="127901576" LSID="urn:lsid:plazi:treatment:58F6D000BC53E5270086AAA9873F773D" httpUri="http://treatment.plazi.org/id/58F6D000BC53E5270086AAA9873F773D" lastPageId="5" lastPageNumber="40" pageId="3" pageNumber="38">
<subSubSection pageId="3" pageNumber="38" type="nomenclature">
<paragraph pageId="3" pageNumber="38">
<taxonomicName LSID="58F6D000-BC53-E527-0086-AAA9873F773D" authority="Yahara &amp; Tagane" authorityName="Yahara &amp; Tagane" authorityYear="2016" class="Magnoliopsida" family="Lauraceae" genus="Machilus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Machilus brevipaniculata" order="Laurales" pageId="3" pageNumber="38" phylum="Tracheophyta" rank="species" species="brevipaniculata" status="sp. nov.">Machilus brevipaniculata Yahara &amp; Tagane</taxonomicName>
<taxonomicNameLabel pageId="3" pageNumber="38">sp. nov.</taxonomicNameLabel>
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Machilus brevipaniculata Yahara &amp; Tagane. a flowering branch b flowers c abaxial lower surface of lamina d flower e holotype: Tagane et al. 6011 (KYO), scale bar = 10 cm, f portion of leaves g apical bud. Photographs: a, b, d by S. Tagane and c by S. Rueangruea." figureDoi="10.3897/phytokeys.65.7403.figure3" httpUri="https://binary.pensoft.net/fig/92601" pageId="3" pageNumber="38">Figs 3</figureCitation>
<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Machilus brevipaniculata Yahara &amp; Tagane, a flowering branch b top of branch with abaxial leaf surface c flower buds d flower e outer perianth lobe f inner perianth lobe g - i stamens in 1 st, 2 nd and 3 rd whorl from left j staminode k pistil. Materials from Tagane et al. 6011 (KYO). Drawn by K. Mase." figureDoi="10.3897/phytokeys.65.7403.figure4" httpUri="https://binary.pensoft.net/fig/92602" pageId="3" pageNumber="38">, 4</figureCitation>
</paragraph>
</subSubSection>
<subSubSection pageId="4" pageNumber="39" type="diagnosis">
<paragraph pageId="4" pageNumber="39">
<pageBreakToken pageId="4" pageNumber="39" start="start">Diagnosis</pageBreakToken>
.
</paragraph>
<paragraph pageId="4" pageNumber="39">
Similar to
<taxonomicName authorityName="Hook fil" authorityYear="1890" class="Magnoliopsida" family="Lauraceae" genus="Machilus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Machilus kingii" order="Laurales" pageId="4" pageNumber="39" phylum="Tracheophyta" rank="species" species="kingii">
<emphasis italics="true" pageId="4" pageNumber="39">Machilus kingii</emphasis>
</taxonomicName>
Hook.f. in leaf shape and size, and short panicles less than 5.5 cm long, but distinct from
<taxonomicName authorityName="Hook fil" authorityYear="1890" class="Magnoliopsida" family="Lauraceae" genus="Machilus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Machilus kingii" order="Laurales" pageId="4" pageNumber="39" phylum="Tracheophyta" rank="species" species="kingii">
<emphasis italics="true" pageId="4" pageNumber="39">Machilus kingii</emphasis>
</taxonomicName>
by its naked bud (vs. bud covered with scales in
<taxonomicName authorityName="Hook fil" authorityYear="1890" class="Magnoliopsida" family="Lauraceae" genus="Machilus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Machilus kingii" order="Laurales" pageId="4" pageNumber="39" phylum="Tracheophyta" rank="species" species="kingii">
<emphasis italics="true" pageId="4" pageNumber="39">Machilus kingii</emphasis>
</taxonomicName>
), lamina foveolate on both surfaces (vs. obscure on lower surface), fewer flowers per panicle (3-5 vs. 4-9), and smaller perianth lobes (2 mm vs. 3-3.5 mm long).
</paragraph>
</subSubSection>
<subSubSection pageId="4" pageNumber="39" type="materials_examined">
<paragraph pageId="4" pageNumber="39">
<typeStatus>Type</typeStatus>
.
</paragraph>
<paragraph pageId="4" pageNumber="39">
<materialsCitation collectingDate="2013-12-07" collectorName="Tagane S., Toyama H., Fuse K., Iwanaga F., Rueangruea S., Suddee S., Kanemitsu H., Zhang M., Kim W., Loth M." country="CAMBODIA" elevation="65" latitude="10.593222" location="Mt. Bokor" longLatPrecision="1" longitude="103.97864" specimenCount="1" stateProvince="Kampot Province" typeStatus="holotype">
<collectingCountry name="Cambodia">CAMBODIA</collectingCountry>
.
<collectingRegion country="Cambodia" name="Kampot">Kampot Province</collectingRegion>
, semi-evergreen secondary forest at the bottom of
<location LSID="urn:lsid:plazi:treatment:58F6D000BC53E5270086AAA9873F773D:18B17E7D132712BE199FE49E1C7877A8" country="CAMBODIA" latitude="10.593222" longLatPrecision="1" longitude="103.97864" name="Mt. Bokor" stateProvince="Kampot Province">Mt. Bokor</location>
,
<geoCoordinate degrees="10" direction="north" minutes="35" orientation="latitude" precision="1" seconds="35.6" value="10.593222">10°35'35.6&quot;N</geoCoordinate>
,
<geoCoordinate degrees="103" direction="east" minutes="58" orientation="longitude" precision="1" seconds="43.1" value="103.97864">103°58'43.1&quot;E</geoCoordinate>
, alt.
<quantity metricMagnitude="1" metricUnit="m" metricValue="6.5" unit="m" value="65.0">
<elevation metricMagnitude="1" metricUnit="m" metricValue="6.5" unit="m" value="65.0">65 m</elevation>
</quantity>
,
<collectingDate value="2013-12-07">7 Dec. 2013</collectingDate>
,
<emphasis italics="true" pageId="4" pageNumber="39">
<collectorName>Tagane S.</collectorName>
,
<collectorName>Toyama H.</collectorName>
,
<collectorName>Fuse K.</collectorName>
,
<collectorName>Iwanaga F.</collectorName>
,
<collectorName>Rueangruea S.</collectorName>
,
<collectorName>Suddee S.</collectorName>
,
<collectorName>Kanemitsu H.</collectorName>
,
<collectorName>Zhang M.</collectorName>
,
<collectorName>Kim W.</collectorName>
,
<collectorName>Loth M.</collectorName>
6011
</emphasis>
(
<typeStatus>holotype</typeStatus>
KYO!, isotypes BKF!, FU!, PNP!)
</materialsCitation>
.
</paragraph>
</subSubSection>
<subSubSection lastPageId="5" lastPageNumber="40" pageId="4" pageNumber="39" type="description">
<paragraph pageId="4" pageNumber="39">Description.</paragraph>
<paragraph lastPageId="5" lastPageNumber="40" pageId="4" pageNumber="39">
Small tree, 8 m tall. Branchlets sericeous near the tip, soon glabrous, brownish when dry, old branches greyish brown to reddish brown, without lenticels; terminal buds naked. Leaves alternate; blades lanceolate to oblanceolate, 5.0-8.3
<normalizedToken originalValue="×">x</normalizedToken>
1.4-3.1 cm, leathery, reddish brown when dried, glabrous and foveolate on both sides, lustrous adaxially when dry, base cuneate, margin slightly revolute when dry, apex acute to obtuse, midrib concave adaxially, elevated abaxially, lateral veins 8-10 pairs;
<pageBreakToken pageId="5" pageNumber="40" start="start">petioles</pageBreakToken>
0.5-1.4 cm, glabrous. Inflorescences paniculate, terminal or arising as lateral branches of newly sprouted shoots, 4-11 cm long, usually with frondose bracts subtending secondary paniculate axes, secondary axes 0.8-1.3 cm long with 3-15 flowers. Pedicels ca. 2 mm long. Flowers yellowish green. Outer perianth lobes ovate, ca. 2
<normalizedToken originalValue="×">x</normalizedToken>
1 mm, inner ones broadly ovate, ca. 2
<normalizedToken originalValue="×">x</normalizedToken>
1.3 mm, pubescent on both surfaces, with many gland dots. Stamens 9, subequal, ca. 1.5 mm long, hairy at base, anthers 4-celled, ca. 1 mm long; glands of 3rd series stipitate, ca. 0.3 mm diam. Staminodes 3, ca. 0.6-1 mm long, glabrous. Ovary ellipsoidal, ca. 0.8 mm in diam., glabrous. Style ca. 0.8 mm long, glabrous. Fruits not seen.
</paragraph>
<caption ID-Zenodo-Dep="976453" doi="10.3897/phytokeys.65.7403.figure3" httpUri="https://binary.pensoft.net/fig/92601" pageId="5" pageNumber="40" start="Figure 3" startId="F3">
<paragraph pageId="5" pageNumber="40">
<emphasis bold="true" pageId="5" pageNumber="40">Figure 3.</emphasis>
<taxonomicName authorityName="Yahara &amp; Tagane" authorityYear="2016" class="Magnoliopsida" family="Lauraceae" genus="Machilus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Machilus brevipaniculata" order="Laurales" pageId="5" pageNumber="40" phylum="Tracheophyta" rank="species" species="brevipaniculata">
<emphasis italics="true" pageId="5" pageNumber="40">Machilus brevipaniculata</emphasis>
</taxonomicName>
Yahara &amp; Tagane.
<emphasis bold="true" pageId="5" pageNumber="40">a</emphasis>
flowering branch
<emphasis bold="true" pageId="5" pageNumber="40">b</emphasis>
flowers
<emphasis bold="true" pageId="5" pageNumber="40">c</emphasis>
abaxial lower surface of lamina
<emphasis bold="true" pageId="5" pageNumber="40">d</emphasis>
flower
<emphasis bold="true" pageId="5" pageNumber="40">e</emphasis>
holotype:
<emphasis italics="true" pageId="5" pageNumber="40">Tagane et al. 6011</emphasis>
(KYO), scale bar = 10 cm,
<emphasis bold="true" pageId="5" pageNumber="40">f</emphasis>
portion of leaves
<emphasis bold="true" pageId="5" pageNumber="40">g</emphasis>
apical bud. Photographs:
<emphasis bold="true" pageId="5" pageNumber="40">a</emphasis>
,
<emphasis bold="true" pageId="5" pageNumber="40">b</emphasis>
,
<emphasis bold="true" pageId="5" pageNumber="40">d</emphasis>
by S. Tagane and
<emphasis bold="true" pageId="5" pageNumber="40">c</emphasis>
by S. Rueangruea.
</paragraph>
</caption>
<caption ID-Zenodo-Dep="976455" doi="10.3897/phytokeys.65.7403.figure4" httpUri="https://binary.pensoft.net/fig/92602" pageId="5" pageNumber="40" start="Figure 4" startId="F4">
<paragraph pageId="5" pageNumber="40">
<emphasis bold="true" pageId="5" pageNumber="40">Figure 4.</emphasis>
<taxonomicName authorityName="Yahara &amp; Tagane" authorityYear="2016" class="Magnoliopsida" family="Lauraceae" genus="Machilus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Machilus brevipaniculata" order="Laurales" pageId="5" pageNumber="40" phylum="Tracheophyta" rank="species" species="brevipaniculata">
<emphasis italics="true" pageId="5" pageNumber="40">Machilus brevipaniculata</emphasis>
</taxonomicName>
Yahara &amp; Tagane,
<emphasis bold="true" pageId="5" pageNumber="40">a</emphasis>
flowering branch
<emphasis bold="true" pageId="5" pageNumber="40">b</emphasis>
top of branch with abaxial leaf surface
<emphasis bold="true" pageId="5" pageNumber="40">c</emphasis>
flower buds
<emphasis bold="true" pageId="5" pageNumber="40">d</emphasis>
flower
<emphasis bold="true" pageId="5" pageNumber="40">e</emphasis>
outer perianth lobe
<emphasis bold="true" pageId="5" pageNumber="40">f</emphasis>
inner perianth lobe
<emphasis bold="true" pageId="5" pageNumber="40">g</emphasis>
-
<emphasis bold="true" pageId="5" pageNumber="40">i</emphasis>
stamens in 1st, 2nd and 3rd whorl from left
<emphasis bold="true" pageId="5" pageNumber="40">j</emphasis>
staminode
<emphasis bold="true" pageId="5" pageNumber="40">k</emphasis>
pistil. Materials from
<emphasis italics="true" pageId="5" pageNumber="40">Tagane et al. 6011</emphasis>
(KYO). Drawn by K. Mase.
</paragraph>
</caption>
</subSubSection>
<subSubSection pageId="5" pageNumber="40" type="distribution">
<paragraph pageId="5" pageNumber="40">Distribution.</paragraph>
<paragraph pageId="5" pageNumber="40">Cambodia. Known only from the lowland of Bokor National Park.</paragraph>
</subSubSection>
<subSubSection pageId="5" pageNumber="40" type="habitat">
<paragraph pageId="5" pageNumber="40">Habitat and ecology.</paragraph>
<paragraph pageId="5" pageNumber="40">This species was found in evergreen forest at the foot of Mt. Bokor. Flowering specimens were collected in December.</paragraph>
</subSubSection>
<subSubSection pageId="5" pageNumber="40" type="genbank accession no">
<paragraph pageId="5" pageNumber="40">GenBank accession No.</paragraph>
<paragraph pageId="5" pageNumber="40">
<emphasis italics="true" pageId="5" pageNumber="40">Tagane et al. 6011</emphasis>
: AB987676 (
<emphasis italics="true" pageId="5" pageNumber="40">rbcL</emphasis>
), AB987675 (
<emphasis italics="true" pageId="5" pageNumber="40">matK</emphasis>
), AB987674 (ITS).
</paragraph>
</subSubSection>
<subSubSection pageId="5" pageNumber="40" type="preliminary conservation assessment">
<paragraph pageId="5" pageNumber="40">Preliminary conservation assessment.</paragraph>
<paragraph pageId="5" pageNumber="40">
Critically endangered (CR) (
<bibRefCitation author="IUCN" journalOrPublisher="IUCN Species Survival Commission, Gland / Cambridge" pageId="6" pageNumber="41" pagination="1 - 32" refId="B10" refString="IUCN, 2012. IUCN red list categories and criteria, version 3.1. IUCN Species Survival Commission, Gland/Cambridge: 1 - 32" title="IUCN red list categories and criteria, version 3.1" year="2012">IUCN 2012</bibRefCitation>
). We collected only one flowering individual of this species at alt. 65 m during 7 field surveys on the southern slope and top plateau of Mt. Bokor (
<bibRefCitation author="Tagane, S" journalOrPublisher="Acta Phytotaxonomica et Geobotanica" pageId="7" pageNumber="42" pagination="95 - 135" refId="B21" refString="Tagane, S, Toyama, H, Chhang, P, Nagamasu, H, Yahara, T, 2015. Flora of Bokor National Park, Cambodia I: Thirteen New species and One Change in Status. Acta Phytotaxonomica et Geobotanica 66: 95 - 135" title="Flora of Bokor National Park, Cambodia I: Thirteen New species and One Change in Status." volume="66" year="2015">Tagane et al. 2015</bibRefCitation>
). Further botanical inventories might enable us to find more individuals, but it seems to be a rare species. Considering the fact that the forest is almost cleared in the foot of Mt. Bokor (below 100 m in particular), we believe that this species should be considered critically endangered.
</paragraph>
</subSubSection>
<subSubSection pageId="5" pageNumber="40" type="notes">
<paragraph pageId="5" pageNumber="40">Note.</paragraph>
<paragraph pageId="5" pageNumber="40">
This species is distinct in having naked terminal buds and panicles having frondose bracts subtending secondary paniculate axes, while most of
<taxonomicName class="Magnoliopsida" family="Lauraceae" genus="Machilus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Machilus" order="Laurales" pageId="5" pageNumber="40" phylum="Tracheophyta" rank="genus">
<emphasis italics="true" pageId="5" pageNumber="40">Machilus</emphasis>
</taxonomicName>
species have scaly terminal buds and panicles without frondose bracts. According to our unpublished ITS tree, this species is sister to
<taxonomicName class="Magnoliopsida" family="Lauraceae" genus="Machilus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Machilus coriacea" order="Laurales" pageId="5" pageNumber="40" phylum="Tracheophyta" rank="species" species="coriacea">
<emphasis italics="true" pageId="5" pageNumber="40">Machilus coriacea</emphasis>
</taxonomicName>
A.Chev. endemic to southern Vietnam, but can be readily distinguished from the latter by the two above mentioned traits and also in having glabrous leaves (vs. densely hairy beneath when young in
<taxonomicName class="Magnoliopsida" family="Lauraceae" genus="Machilus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Machilus coriacea" order="Laurales" pageId="5" pageNumber="40" phylum="Tracheophyta" rank="species" species="coriacea">
<emphasis italics="true" pageId="5" pageNumber="40">Machilus coriacea</emphasis>
</taxonomicName>
).
</paragraph>
</subSubSection>
</treatment>
</subSection>
</document>