301 lines
26 KiB
XML
301 lines
26 KiB
XML
<document ID-DOI="http://doi.org/10.5281/zenodo.5187074" ID-ISSN="1639-4798" ID-Zenodo-Dep="5187074" approvalRequired="13" approvalRequired_for_textStreams="13" checkinTime="1628768937924" checkinUser="carolina" docAuthor="Stone, Robert Douglas" docDate="2006" docId="03EB87EFFF8CFFF30F8A1D2CFB98FEBF" docLanguage="en" docName="Adansonia.28.2.337-358.pdf" docOrigin="Adansonia (3) 28 (2)" docStyle="DocumentStyle:7E81836D30F26F6CECD5F7ABFAAC2CA1.1:Adansonia.2005-2008.journal_article" docStyleId="7E81836D30F26F6CECD5F7ABFAAC2CA1" docStyleName="Adansonia.2005-2008.journal_article" docStyleVersion="1" docTitle="Memecylon acrogenum R. D. Stone 2006, sp. nov." docType="treatment" docVersion="2" lastPageId="3" lastPageNumber="340" masterDocId="FFD2FF97FF8DFFF00D4D1F39FFCCFFEE" masterDocTitle="New species of Memecylon L. and Warneckea Gilg (Melastomataceae) from Madagascar and Mayotte" masterLastPageNumber="358" masterPageNumber="337" pageId="1" pageNumber="338" updateTime="1628770741761" updateUser="ExternalLinkService" zenodo-license-document="CC-BY-4.0" zenodo-license-figures="CC-BY-4.0">
|
||
<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
|
||
<mods:titleInfo>
|
||
<mods:title>New species of Memecylon L. and Warneckea Gilg (Melastomataceae) from Madagascar and Mayotte</mods:title>
|
||
</mods:titleInfo>
|
||
<mods:name type="personal">
|
||
<mods:role>
|
||
<mods:roleTerm>Author</mods:roleTerm>
|
||
</mods:role>
|
||
<mods:namePart>Stone, Robert Douglas</mods:namePart>
|
||
</mods:name>
|
||
<mods:typeOfResource>text</mods:typeOfResource>
|
||
<mods:relatedItem type="host">
|
||
<mods:titleInfo>
|
||
<mods:title>Adansonia</mods:title>
|
||
</mods:titleInfo>
|
||
<mods:part>
|
||
<mods:date>2006</mods:date>
|
||
<mods:detail type="series">
|
||
<mods:title>3</mods:title>
|
||
</mods:detail>
|
||
<mods:detail type="volume">
|
||
<mods:number>28</mods:number>
|
||
</mods:detail>
|
||
<mods:detail type="issue">
|
||
<mods:number>2</mods:number>
|
||
</mods:detail>
|
||
<mods:extent unit="page">
|
||
<mods:start>337</mods:start>
|
||
<mods:end>358</mods:end>
|
||
</mods:extent>
|
||
</mods:part>
|
||
</mods:relatedItem>
|
||
<mods:classification>journal article</mods:classification>
|
||
<mods:identifier type="DOI">http://doi.org/10.5281/zenodo.5187074</mods:identifier>
|
||
<mods:identifier type="ISSN">1639-4798</mods:identifier>
|
||
<mods:identifier type="Zenodo-Dep">5187074</mods:identifier>
|
||
</mods:mods>
|
||
<treatment LSID="urn:lsid:plazi:treatment:03EB87EFFF8CFFF30F8A1D2CFB98FEBF" httpUri="http://treatment.plazi.org/id/03EB87EFFF8CFFF30F8A1D2CFB98FEBF" lastPageId="3" lastPageNumber="340" pageId="1" pageNumber="338">
|
||
<subSubSection box="[711,1175,533,559]" pageId="1" pageNumber="338" type="nomenclature">
|
||
<paragraph blockId="1.[711,1175,533,591]" box="[711,1175,533,559]" pageId="1" pageNumber="338">
|
||
<heading box="[711,1175,533,559]" centered="true" fontSize="11" level="2" pageId="1" pageNumber="338" reason="6">
|
||
<taxonomicName authority="R.D.Stone" authorityName="R. D. Stone" authorityYear="2006" box="[711,1082,533,559]" class="Magnoliopsida" family="Melastomataceae" genus="Memecylon" kingdom="Plantae" order="Myrtales" pageId="1" pageNumber="338" phylum="Tracheophyta" rank="species" species="acrogenum" status="sp. nov.">
|
||
<emphasis bold="true" box="[711,957,533,559]" italics="true" pageId="1" pageNumber="338">Memecylon acrogenum</emphasis>
|
||
R.D.Stone
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicNameLabel box="[1093,1175,533,559]" pageId="1" pageNumber="338" rank="species">sp. nov.</taxonomicNameLabel>
|
||
</heading>
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection lastPageId="3" lastPageNumber="340" pageId="1" pageNumber="338" type="description">
|
||
<paragraph blockId="1.[711,1175,533,591]" box="[903,983,565,591]" pageId="1" pageNumber="338">
|
||
(
|
||
<figureCitation box="[911,972,565,591]" captionStart="FIG" captionStartId="2.[113,124,1657,1674]" captionTargetBox="[156,1168,216,1598]" captionTargetId="figure-20@2.[112,1210,214,1599]" captionTargetPageId="2" captionText="FIG. 1. — Memecylon acrogenum R.D.Stone: A, habit; B, infructescence; C, fruit (apical view showing epigynous chamber). A, Lowry & Schatz 4266; B, C, SF-17940. Scale bars: A, 5 cm; B, 1 cm; C, 2 mm." figureDoi="http://doi.org/10.5281/zenodo.5187078" httpUri="https://zenodo.org/record/5187078/files/figure.png" pageId="1" pageNumber="338">Fig. 1</figureCitation>
|
||
)
|
||
</paragraph>
|
||
<paragraph blockId="1.[677,1211,622,724]" pageId="1" pageNumber="338">
|
||
<emphasis box="[677,737,622,645]" italics="true" pageId="1" pageNumber="338">Affinis</emphasis>
|
||
M. cotinifolioidi (H.Perrier) Jacq.-Fél.
|
||
<emphasis italics="true" pageId="1" pageNumber="338">sed laminis foliorum longioribus et anguste obovatis vel ellipticis ad apices late obtuseque breviacuminatis, pedunculis longioribus differt.</emphasis>
|
||
</paragraph>
|
||
<paragraph blockId="1.[675,1211,749,904]" pageId="1" pageNumber="338">
|
||
<materialsCitation collectionCode="TYPUS" country="Madagascar" county="Andasibe" location="Tamatave" municipality="Perinet" pageId="1" pageNumber="338" specimenCount="1" stateProvince="Toamasina">
|
||
<collectionCode box="[677,738,749,772]" pageId="1" pageNumber="338">TYPUS</collectionCode>
|
||
. —
|
||
<emphasis bold="true" box="[783,906,749,772]" pageId="1" pageNumber="338">
|
||
<collectingCountry box="[783,902,749,772]" name="Madagascar" pageId="1" pageNumber="338">Madagascar</collectingCountry>
|
||
.
|
||
</emphasis>
|
||
<collectingRegion box="[912,1110,749,772]" country="Madagascar" name="Toamasina" pageId="1" pageNumber="338">Toamasina province</collectingRegion>
|
||
,
|
||
<collectingCounty box="[1120,1210,749,772]" pageId="1" pageNumber="338">Andasibe</collectingCounty>
|
||
(
|
||
<collectingMunicipality box="[684,759,775,798]" pageId="1" pageNumber="338">Périnet</collectingMunicipality>
|
||
), north of road from
|
||
<collectingRegion box="[978,1112,775,798]" country="Madagascar" name="Antananarivo" pageId="1" pageNumber="338">Antananarivo</collectingRegion>
|
||
to
|
||
<location LSID="urn:lsid:plazi:treatment:03EB87EFFF8CFFF30F8A1D2CFB98FEBF:8E9D6022FF8CFFF109361C3EFD03FCD7" country="Madagascar" county="Andasibe" municipality="Perinet" name="Tamatave" pageId="1" pageNumber="338" stateProvince="Toamasina">Tamatave</location>
|
||
, along trail southwest of old
|
||
</materialsCitation>
|
||
C.T.F.T.
|
||
<materialsCitation collectingDate="1987-04-01" collectionCode="MO, K, P" collectorName="Analamazaotra & Lowry & Schatz" country="Madagascar" elevation="920" pageId="1" pageNumber="338" specimenCount="1">
|
||
sawmill at
|
||
<collectorName box="[678,825,828,851]" pageId="1" pageNumber="338">Analamazaotra</collectorName>
|
||
, alt.
|
||
<quantity box="[868,933,828,851]" metricMagnitude="2" metricUnit="m" metricValue="9.2" pageId="1" pageNumber="338" unit="m" value="920.0">
|
||
<elevation box="[868,933,828,851]" metricMagnitude="2" metricUnit="m" metricValue="9.2" pageId="1" pageNumber="338" unit="m" value="920.0">920 m</elevation>
|
||
</quantity>
|
||
, nearly undisturbed remnant forest,
|
||
<date box="[744,846,855,878]" pageId="1" pageNumber="338" value="1987-04-01">
|
||
<collectingDate box="[744,846,855,878]" pageId="1" pageNumber="338" value="1987-04-01">1.IV.1987</collectingDate>
|
||
</date>
|
||
,
|
||
<emphasis box="[860,1076,855,878]" italics="true" pageId="1" pageNumber="338">
|
||
<collectorName box="[860,919,855,878]" pageId="1" pageNumber="338">Lowry</collectorName>
|
||
&
|
||
<collectorName box="[955,1017,855,878]" pageId="1" pageNumber="338">Schatz</collectorName>
|
||
4266
|
||
</emphasis>
|
||
(holo-,
|
||
<collectionCode box="[1159,1205,855,878]" country="USA" lsid="urn:lsid:biocol.org:col:15859" name="Missouri Botanical Garden" pageId="1" pageNumber="338" type="Herbarium">MO</collectionCode>
|
||
; iso-,
|
||
<collectionCode box="[726,745,881,904]" country="United Kingdom" lsid="urn:lsid:biocol.org:col:15867" name="Royal Botanic Gardens" pageId="1" pageNumber="338" type="Herbarium">K</collectionCode>
|
||
,
|
||
<collectionCode box="[756,773,881,904]" country="France" lsid="urn:lsid:biocol.org:col:15763" name="Museum National d' Histoire Naturelle, Paris (MNHN) - Vascular Plants" pageId="1" pageNumber="338" type="Herbarium">P</collectionCode>
|
||
)
|
||
</materialsCitation>
|
||
.
|
||
</paragraph>
|
||
<paragraph blockId="1.[675,1210,929,1084]" pageId="1" pageNumber="338">
|
||
<materialsCitation collectingDate="1958-04-04" collectionCode="P" country="Madagascar" elevation="800" location="Perinet" municipality="Analamazaotra" pageId="1" pageNumber="338" specimenCount="1" stateProvince="Toamasina" typeStatus="paratype">
|
||
<typeStatus box="[677,789,929,952]" pageId="1" pageNumber="338">PARATYPES</typeStatus>
|
||
. —
|
||
<emphasis bold="true" box="[843,976,929,952]" pageId="1" pageNumber="338">
|
||
<collectingCountry box="[843,973,929,952]" name="Madagascar" pageId="1" pageNumber="338">Madagascar</collectingCountry>
|
||
.
|
||
</emphasis>
|
||
<collectingRegion box="[986,1205,929,952]" country="Madagascar" name="Toamasina" pageId="1" pageNumber="338">Toamasina province</collectingRegion>
|
||
,
|
||
<collectingMunicipality box="[677,818,955,978]" pageId="1" pageNumber="338">Analamazaotra</collectingMunicipality>
|
||
near
|
||
<location LSID="urn:lsid:plazi:treatment:03EB87EFFF8CFFF30F8A1D2CFB98FEBF:8E9D6022FF8CFFF10E2E1C82FC6AFC3C" box="[867,934,955,978]" country="Madagascar" municipality="Analamazaotra" name="Perinet" pageId="1" pageNumber="338" stateProvince="Toamasina">Périnet</location>
|
||
[Andasibe], alt.
|
||
<quantity box="[1085,1148,955,978]" metricMagnitude="2" metricUnit="m" metricValue="8.0" pageId="1" pageNumber="338" unit="m" value="800.0">
|
||
<elevation box="[1085,1148,955,978]" metricMagnitude="2" metricUnit="m" metricValue="8.0" pageId="1" pageNumber="338" unit="m" value="800.0">800 m</elevation>
|
||
</quantity>
|
||
, dense forest, lateritic soil,
|
||
<date box="[863,964,982,1005]" pageId="1" pageNumber="338" value="1958-04-04">
|
||
<collectingDate box="[863,964,982,1005]" pageId="1" pageNumber="338" value="1958-04-04">4.IV.1958</collectingDate>
|
||
</date>
|
||
,
|
||
<emphasis box="[975,1072,982,1005]" italics="true" pageId="1" pageNumber="338">SF-17940</emphasis>
|
||
(
|
||
<collectionCode box="[1085,1102,982,1005]" country="France" lsid="urn:lsid:biocol.org:col:15763" name="Museum National d' Histoire Naturelle, Paris (MNHN) - Vascular Plants" pageId="1" pageNumber="338" type="Herbarium">P</collectionCode>
|
||
)
|
||
</materialsCitation>
|
||
. —
|
||
<materialsCitation collectingDate="1994-11-03" collectionCode="CAS, MO, P" collectorName="Ravelonarivo & Rabesonina" country="Madagascar" elevation="1260" latitude="-14.745" location="d'Anjanaharibe-Sud" longLatPrecision="21" longitude="49.461666" municipality="Reserve" pageId="1" pageNumber="338" specimenCount="1" stateProvince="Antsiranana" typeStatus="paratype">
|
||
<collectingRegion country="Madagascar" name="Antsiranana" pageId="1" pageNumber="338">Antsiranana province</collectingRegion>
|
||
,
|
||
<collectingMunicipality box="[846,920,1008,1031]" pageId="1" pageNumber="338">Réserve</collectingMunicipality>
|
||
spéciale
|
||
<location LSID="urn:lsid:plazi:treatment:03EB87EFFF8CFFF30F8A1D2CFB98FEBF:8E9D6022FF8CFFF10EBC1CC9FB7AFBE9" box="[1009,1206,1008,1031]" country="Madagascar" latitude="-14.745" longLatPrecision="21" longitude="49.461666" municipality="Reserve" name="d'Anjanaharibe-Sud" pageId="1" pageNumber="338" stateProvince="Antsiranana">d’Anjanaharibe-Sud</location>
|
||
,
|
||
<geoCoordinate box="[677,791,1035,1058]" degrees="14" direction="south" minutes="44" orientation="latitude" pageId="1" pageNumber="338" precision="15" seconds="42" value="-14.745">14°44’42”S</geoCoordinate>
|
||
,
|
||
<geoCoordinate box="[800,916,1035,1058]" degrees="49" direction="east" minutes="27" orientation="longitude" pageId="1" pageNumber="338" precision="15" seconds="42" value="49.461666">49°27’42”E</geoCoordinate>
|
||
, alt.
|
||
<quantity box="[959,1095,1035,1058]" metricMagnitude="3" metricUnit="m" metricValue="1.26" metricValueMax="1.335" metricValueMin="1.185" pageId="1" pageNumber="338" unit="m" value="1260.0" valueMax="1335.0" valueMin="1185.0">
|
||
<elevation box="[959,1095,1035,1058]" metricMagnitude="3" metricUnit="m" metricValue="1.26" metricValueMax="1.335" metricValueMin="1.185" pageId="1" pageNumber="338" unit="m" value="1260.0" valueMax="1335.0" valueMin="1185.0">1185-1335 m</elevation>
|
||
</quantity>
|
||
,
|
||
<date box="[1104,1206,1035,1058]" pageId="1" pageNumber="338" value="1994-11-03">
|
||
<collectingDate box="[1104,1206,1035,1058]" pageId="1" pageNumber="338" value="1994-11-03">3.XI.1994</collectingDate>
|
||
</date>
|
||
,
|
||
<emphasis box="[675,981,1061,1084]" italics="true" pageId="1" pageNumber="338">
|
||
<collectorName box="[675,797,1061,1084]" pageId="1" pageNumber="338">Ravelonarivo</collectorName>
|
||
&
|
||
<collectorName box="[829,936,1061,1084]" pageId="1" pageNumber="338">Rabesonina</collectorName>
|
||
535
|
||
</emphasis>
|
||
(
|
||
<collectionCode box="[996,1046,1061,1084]" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:15690" lsid="urn:lsid:biocol.org:col:34700" name="California Academy of Sciences" pageId="1" pageNumber="338" type="Museum">CAS</collectionCode>
|
||
,
|
||
<collectionCode box="[1055,1101,1061,1084]" country="USA" lsid="urn:lsid:biocol.org:col:15859" name="Missouri Botanical Garden" pageId="1" pageNumber="338" type="Herbarium">MO</collectionCode>
|
||
,
|
||
<collectionCode box="[1111,1128,1061,1084]" country="France" lsid="urn:lsid:biocol.org:col:15763" name="Museum National d' Histoire Naturelle, Paris (MNHN) - Vascular Plants" pageId="1" pageNumber="338" type="Herbarium">P</collectionCode>
|
||
)
|
||
</materialsCitation>
|
||
.
|
||
</paragraph>
|
||
<paragraph blockId="1.[675,1212,1135,1700]" pageId="1" pageNumber="338">
|
||
DESCRIPTION Evergreen tree up to
|
||
<quantity box="[887,941,1167,1193]" metricMagnitude="1" metricUnit="m" metricValue="1.2" pageId="1" pageNumber="338" unit="m" value="12.0">12 m</quantity>
|
||
high; youngest branchlets compressed and grooved on the 2 faces near the apex, the older terete and thickened at the nodes; internodes
|
||
<quantity box="[800,879,1262,1288]" metricMagnitude="-2" metricUnit="m" metricValue="3.0" metricValueMax="5.0" metricValueMin="1.0" pageId="1" pageNumber="338" unit="cm" value="3.0" valueMax="5.0" valueMin="1.0">1-5 cm</quantity>
|
||
long. Leaves coriaceous, dark green and somewhat shiny on the upper surface, yellowish and dull on the lower, granular-rugose when dry on both surfaces (especially the lower); petioles robust,
|
||
<quantity box="[842,928,1389,1415]" metricMagnitude="-3" metricUnit="m" metricValue="2.5" metricValueMax="3.0" metricValueMin="2.0" pageId="1" pageNumber="338" unit="mm" value="2.5" valueMax="3.0" valueMin="2.0">2-3 mm</quantity>
|
||
long; blades narrowly obovate to elliptic,
|
||
<quantity box="[835,910,1420,1446]" metricMagnitude="-2" metricUnit="m" metricValue="5.0" metricValueMax="6.0" metricValueMin="4.0" pageId="1" pageNumber="338" unit="cm" value="5.0" valueMax="6.0" valueMin="4.0">4-6 cm</quantity>
|
||
long,
|
||
<quantity box="[974,1048,1420,1446]" metricMagnitude="-2" metricUnit="m" metricValue="2.5" metricValueMax="3.0" metricValueMin="2.0" pageId="1" pageNumber="338" unit="cm" value="2.5" valueMax="3.0" valueMin="2.0">2-3 cm</quantity>
|
||
wide, narrowly cuneate at base and decurrent with the petiole, the apex with a short, obtuse acumen; mid-nerve canaliculate on upper surface, somewhat prominent on the lower; transverse veins not visible on lower surface, faintly so on the upper, oblique relative to the mid-nerve, irregularly spaced; margins narrowly revolute. Cymes in fascicles of 1-3 at the terminal and subterminal nodes,
|
||
<quantity box="[1024,1119,1674,1700]" metricMagnitude="-2" metricUnit="m" metricValue="3.75" metricValueMax="4.5" metricValueMin="3.0" pageId="1" pageNumber="338" unit="cm" value="3.75" valueMax="4.5" valueMin="3.0">3-4.5 cm</quantity>
|
||
long, on
|
||
</paragraph>
|
||
<caption ID-DOI="http://doi.org/10.5281/zenodo.5187078" ID-Zenodo-Dep="5187078" httpUri="https://zenodo.org/record/5187078/files/figure.png" pageId="2" pageNumber="339" startId="2.[113,124,1657,1674]" targetBox="[156,1168,216,1598]" targetPageId="2">
|
||
<paragraph blockId="2.[113,1209,1657,1697]" pageId="2" pageNumber="339">
|
||
FIG. 1. —
|
||
<taxonomicName authority="R. D. Stone" authorityName="R. D. Stone" authorityYear="2006" box="[193,481,1657,1674]" class="Magnoliopsida" family="Melastomataceae" genus="Memecylon" kingdom="Plantae" order="Myrtales" pageId="2" pageNumber="339" phylum="Tracheophyta" rank="species" species="acrogenum">
|
||
<emphasis box="[193,388,1657,1674]" italics="true" pageId="2" pageNumber="339">Memecylon acrogenum</emphasis>
|
||
R.D.Stone
|
||
</taxonomicName>
|
||
:
|
||
<emphasis bold="true" box="[488,501,1657,1674]" pageId="2" pageNumber="339">A</emphasis>
|
||
, habit;
|
||
<emphasis bold="true" box="[563,576,1657,1674]" pageId="2" pageNumber="339">B</emphasis>
|
||
, infructescence;
|
||
<emphasis bold="true" box="[719,733,1657,1674]" pageId="2" pageNumber="339">C</emphasis>
|
||
, fruit (apical view showing epigynous chamber). A,
|
||
<emphasis italics="true" pageId="2" pageNumber="339">Lowry & Schatz 4266</emphasis>
|
||
; B, C,
|
||
<emphasis box="[291,373,1680,1697]" italics="true" pageId="2" pageNumber="339">SF-17940</emphasis>
|
||
. Scale bars: A, 5 cm; B, 1 cm; C, 2 mm.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph blockId="3.[111,648,216,559]" pageId="3" pageNumber="340">
|
||
compressed peduncles (1-)
|
||
<quantity box="[387,488,216,242]" metricMagnitude="-2" metricUnit="m" metricValue="2.75" metricValueMax="3.5" metricValueMin="2.0" pageId="3" pageNumber="340" unit="cm" value="2.75" valueMax="3.5" valueMin="2.0">2-3.5 cm</quantity>
|
||
long, generally branched once or twice, the axes quadrangular, short (mostly
|
||
<quantity box="[196,282,280,306]" metricMagnitude="-3" metricUnit="m" metricValue="4.0" metricValueMax="5.0" metricValueMin="3.0" pageId="3" pageNumber="340" unit="mm" value="4.0" valueMax="5.0" valueMin="3.0">3-5 mm</quantity>
|
||
long), articulated at the base of the pedicels; bracts deciduous. Flowers not seen. Fruits globose, reddish at maturity,
|
||
<quantity box="[410,516,343,369]" metricMagnitude="-3" metricUnit="m" metricValue="8.25" metricValueMax="9.0" metricValueMin="7.5" pageId="3" pageNumber="340" unit="mm" value="8.25" valueMax="9.0" valueMin="7.5">7.5-9 mm</quantity>
|
||
in diameter, on pedicels
|
||
<quantity box="[241,331,375,401]" metricMagnitude="-3" metricUnit="m" metricValue="1.5" metricValueMax="2.0" metricValueMin="1.0" pageId="3" pageNumber="340" unit="mm" value="1.5" valueMax="2.0" valueMin="1.0">1-2 mm</quantity>
|
||
long; calycinal crown
|
||
<quantity box="[578,644,375,401]" metricMagnitude="-3" metricUnit="m" metricValue="1.0" pageId="3" pageNumber="340" unit="mm" value="1.0">1 mm</quantity>
|
||
long, the margin shallowly 4-dentate or truncate and 4-microdentate; epigynous chamber deep, the partitions forming V-shaped structures beneath the petal scars, each then joined to the central style scar by a linear structure.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="3" pageNumber="340" type="discussion">
|
||
<paragraph blockId="3.[111,648,597,1700]" box="[113,213,597,623]" pageId="3" pageNumber="340">REMARKS</paragraph>
|
||
<paragraph blockId="3.[111,648,597,1700]" pageId="3" pageNumber="340">
|
||
The specimen
|
||
<emphasis box="[264,370,628,654]" italics="true" pageId="3" pageNumber="340">SF-17940</emphasis>
|
||
was cited by Jacques-Félix (1985b: 36), but he chose not to describe it for lack of flowers. Now that additional collections are at hand, the species is proposed with the caveat that the description must be emended once flowering material is obtained.
|
||
<emphasis italics="true" pageId="3" pageNumber="340">Ravelonarivo & Rabesonina 535</emphasis>
|
||
has somewhat smaller leaves but agrees in other respects with the
|
||
<typeStatus box="[299,349,850,876]" pageId="3" pageNumber="340">type</typeStatus>
|
||
.
|
||
</paragraph>
|
||
<paragraph blockId="3.[111,648,597,1700]" pageId="3" pageNumber="340">
|
||
<taxonomicName authorityName="R. D. Stone" authorityYear="2006" box="[136,355,882,908]" class="Magnoliopsida" family="Melastomataceae" genus="Memecylon" kingdom="Plantae" order="Myrtales" pageId="3" pageNumber="340" phylum="Tracheophyta" rank="species" species="acrogenum">
|
||
<emphasis box="[136,355,882,908]" italics="true" pageId="3" pageNumber="340">Memecylon acrogenum</emphasis>
|
||
</taxonomicName>
|
||
is closely related to
|
||
<taxonomicName class="Magnoliopsida" family="Melastomataceae" genus="Memecylon" kingdom="Plantae" order="Myrtales" pageId="3" pageNumber="340" phylum="Tracheophyta" rank="species" species="cotinifolioides">
|
||
<emphasis italics="true" pageId="3" pageNumber="340">M. cotinifolioides</emphasis>
|
||
</taxonomicName>
|
||
, and the two taxa appear to have overlapping distributions in the mountains of east-central and northeastern
|
||
<collectingCountry box="[302,431,977,1003]" name="Madagascar" pageId="3" pageNumber="340">Madagascar</collectingCountry>
|
||
. In addition to their terminal inflorescences, they share several other characteristics including branchlets and peduncles compressed, fruits globose, and leaves yellowish and conspicuously roughened on the lower surface when dry (owing to the presence of columnar sclereids in the mesophyll; cf. Jacques-Félix 1985b: 16, 36). Yet
|
||
<taxonomicName box="[202,380,1199,1225]" class="Magnoliopsida" family="Melastomataceae" genus="Memecylon" kingdom="Plantae" order="Myrtales" pageId="3" pageNumber="340" phylum="Tracheophyta" rank="species" species="cotinifolioides">
|
||
<emphasis box="[202,380,1199,1225]" italics="true" pageId="3" pageNumber="340">M. cotinifolioides</emphasis>
|
||
</taxonomicName>
|
||
notably differs in having shorter leaves that are broadly obovate in outline and rounded to retuse at the apex (acumen lacking); its peduncles are also shorter (
|
||
<quantity box="[477,578,1294,1320]" metricMagnitude="-2" metricUnit="m" metricValue="1.2" metricValueMax="1.6" metricValueMin="0.8" pageId="3" pageNumber="340" unit="mm" value="12.0" valueMax="16.0" valueMin="8.0">8-16 mm</quantity>
|
||
, rarely more than
|
||
<quantity box="[230,309,1325,1351]" metricMagnitude="-2" metricUnit="m" metricValue="2.0" pageId="3" pageNumber="340" unit="mm" value="20.0">20 mm</quantity>
|
||
long).
|
||
</paragraph>
|
||
<paragraph blockId="3.[111,648,597,1700]" lastBlockId="3.[674,1211,216,338]" pageId="3" pageNumber="340">
|
||
Two other
|
||
<taxonomicName box="[266,477,1357,1383]" class="Magnoliopsida" family="Melastomataceae" genus="Memecylon" kingdom="Plantae" order="Myrtales" pageId="3" pageNumber="340" phylum="Tracheophyta" rank="species" species="undetermined">
|
||
<emphasis box="[266,389,1357,1383]" italics="true" pageId="3" pageNumber="340">Memecylon</emphasis>
|
||
species
|
||
</taxonomicName>
|
||
with terminal inflorescences,
|
||
<taxonomicName authority="H. Perrier" authorityName="H. Perrier" box="[287,595,1389,1415]" class="Magnoliopsida" family="Melastomataceae" genus="Memecylon" kingdom="Plantae" order="Myrtales" pageId="3" pageNumber="340" phylum="Tracheophyta" rank="species" species="corymbiforme">
|
||
<emphasis box="[287,478,1389,1415]" italics="true" pageId="3" pageNumber="340">M. corymbiforme</emphasis>
|
||
H.Perrier
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName authority="Danguy" authorityName="Danguy" box="[116,342,1420,1446]" class="Magnoliopsida" family="Melastomataceae" genus="Memecylon" kingdom="Plantae" order="Myrtales" pageId="3" pageNumber="340" phylum="Tracheophyta" rank="species" species="faucherei">
|
||
<emphasis box="[116,247,1420,1446]" italics="true" pageId="3" pageNumber="340">M. faucherei</emphasis>
|
||
Danguy
|
||
</taxonomicName>
|
||
, inhabit the same region as
|
||
<taxonomicName authorityName="R. D. Stone" authorityYear="2006" box="[115,265,1452,1478]" class="Magnoliopsida" family="Melastomataceae" genus="Memecylon" kingdom="Plantae" order="Myrtales" pageId="3" pageNumber="340" phylum="Tracheophyta" rank="species" species="acrogenum">
|
||
<emphasis box="[115,265,1452,1478]" italics="true" pageId="3" pageNumber="340">M. acrogenum</emphasis>
|
||
</taxonomicName>
|
||
in the montane forests near Moramanga (east-central
|
||
<collectingCountry box="[328,460,1484,1510]" name="Madagascar" pageId="3" pageNumber="340">Madagascar</collectingCountry>
|
||
), but both appear less closely related to
|
||
<taxonomicName authorityName="R. D. Stone" authorityYear="2006" box="[330,474,1516,1542]" class="Magnoliopsida" family="Melastomataceae" genus="Memecylon" kingdom="Plantae" order="Myrtales" pageId="3" pageNumber="340" phylum="Tracheophyta" rank="species" species="acrogenum">
|
||
<emphasis box="[330,474,1516,1542]" italics="true" pageId="3" pageNumber="340">M. acrogenum</emphasis>
|
||
</taxonomicName>
|
||
when compared with
|
||
<taxonomicName box="[173,363,1547,1573]" class="Magnoliopsida" family="Melastomataceae" genus="Memecylon" kingdom="Plantae" order="Myrtales" pageId="3" pageNumber="340" phylum="Tracheophyta" rank="species" species="cotinifolioides">
|
||
<emphasis box="[173,363,1547,1573]" italics="true" pageId="3" pageNumber="340">M. cotinifolioides</emphasis>
|
||
</taxonomicName>
|
||
. In
|
||
<taxonomicName box="[413,601,1547,1573]" class="Magnoliopsida" family="Melastomataceae" genus="Memecylon" kingdom="Plantae" order="Myrtales" pageId="3" pageNumber="340" phylum="Tracheophyta" rank="species" species="corymbiforme">
|
||
<emphasis box="[413,601,1547,1573]" italics="true" pageId="3" pageNumber="340">M. corymbiforme</emphasis>
|
||
</taxonomicName>
|
||
the leaves are relatively broad (obovate to oblanceolate) in outline, obtuse to rounded at the apex, and less conspicuously roughened below. In
|
||
<taxonomicName box="[483,608,1642,1668]" class="Magnoliopsida" family="Melastomataceae" genus="Memecylon" kingdom="Plantae" order="Myrtales" pageId="3" pageNumber="340" phylum="Tracheophyta" rank="species" species="faucherei">
|
||
<emphasis box="[483,608,1642,1668]" italics="true" pageId="3" pageNumber="340">M. faucherei</emphasis>
|
||
</taxonomicName>
|
||
the leaves are borne on relatively long petioles (
|
||
<quantity box="[550,637,1674,1700]" metricMagnitude="-3" metricUnit="m" metricValue="7.0" metricValueMax="8.0" metricValueMin="6.0" pageId="3" pageNumber="340" unit="mm" value="7.0" valueMax="8.0" valueMin="6.0">6-8 mm</quantity>
|
||
) with blades lanceolate in outline, rounded at the base, narrowly acuminate at the apex, and obscurely roughened on the lower surface; in addition its peduncles are much shorter (
|
||
<emphasis box="[989,1006,312,338]" italics="true" pageId="3" pageNumber="340">c.</emphasis>
|
||
<quantity box="[1013,1096,311,337]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="3" pageNumber="340" unit="mm" value="10.0">10 mm</quantity>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |