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<document ID-DOI="http://dx.doi.org/10.3897/phytokeys.49.9003" ID-PMC="PMC4432233" ID-Pensoft-Pub="1314-2003-49-59" ID-Pensoft-UUID="FF802B61FFBB3565FF8C33265003FF97" ID-PubMed="25987885" ID-Zenodo-Dep="576302" ModsDocID="1314-2003-49-59" checkinTime="1451251537290" checkinUser="pensoft" docAuthor="Snow, Neil, Callmander, Martin &amp; Phillipson, Peter B." docDate="2015" docId="FAC9FB04A492D5B4FA3CA3A7A1552808" docLanguage="en" docName="PhytoKeys 49: 59-121" docOrigin="PhytoKeys 49" docPubDate="2015-04-28" docSource="http://dx.doi.org/10.3897/phytokeys.49.9003" docTitle="Eugenia obovatifolia N. Snow 2015, sp. nov." docType="treatment" docVersion="6" id="FF802B61FFBB3565FF8C33265003FF97" lastPageNumber="75" masterDocId="FF802B61FFBB3565FF8C33265003FF97" masterDocTitle="Studies of Malagasy Eugenia - IV: Seventeen new endemic species, a new combination, and three lectotypifications; with comments on distribution, ecological and evolutionary patterns" masterLastPageNumber="121" masterPageNumber="59" pageNumber="74" updateTime="1668141357631" updateUser="ExternalLinkService">
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<mods:titleInfo>
<mods:title>Studies of Malagasy Eugenia - IV: Seventeen new endemic species, a new combination, and three lectotypifications; with comments on distribution, ecological and evolutionary patterns</mods:title>
</mods:titleInfo>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Snow, Neil</mods:namePart>
<mods:affiliation>T. M. Sperry Herbarium, Department of Biology, Pittsburg State University, 1701 S. Broadway, Pittsburg, KS 66762 USA</mods:affiliation>
<mods:nameIdentifier type="email">nsnow@pittstate.edu</mods:nameIdentifier>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Callmander, Martin</mods:namePart>
<mods:affiliation>Missouri Botanical Garden, P. O. Box 299, St. Louis, MO 63166 - 0299, USA &amp; Conservatoire et Jardin botaniques de la Ville de Geneve, case postale 60, 1292 Chambesy, Switzerland</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Phillipson, Peter B.</mods:namePart>
<mods:affiliation>Missouri Botanical Garden, P. O. Box 299, St. Louis, MO 63166 - 0299, USA &amp; Institut de systematique, evolution, et biodiversite (ISYEB), Unite mixte de recherche 7205, Centre national de la recherche scientifique / Museum national d'Histoire Naturelle / Ecole pratique des hautes etudes, Universite Pierre et Marie Curie, Sorbonne Universites, CP 39, 57 rue Cuvier, F- 75231 Paris cedex 05, France</mods:affiliation>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:title>PhytoKeys</mods:title>
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<mods:part>
<mods:date>2015</mods:date>
<mods:detail type="pubDate">
<mods:number>2015-04-28</mods:number>
</mods:detail>
<mods:detail type="volume">
<mods:number>49</mods:number>
</mods:detail>
<mods:extent unit="page">
<mods:start>59</mods:start>
<mods:end>121</mods:end>
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<mods:location>
<mods:url>http://dx.doi.org/10.3897/phytokeys.49.9003</mods:url>
</mods:location>
<mods:classification>journal article</mods:classification>
<mods:identifier type="DOI">http://dx.doi.org/10.3897/phytokeys.49.9003</mods:identifier>
<mods:identifier type="Pensoft-Pub">1314-2003-49-59</mods:identifier>
<mods:identifier type="Pensoft-UUID">FF802B61FFBB3565FF8C33265003FF97</mods:identifier>
<mods:identifier type="Zenodo-Dep">576302</mods:identifier>
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<treatment ID-GBIF-Taxon="152025717" LSID="urn:lsid:plazi:treatment:FAC9FB04A492D5B4FA3CA3A7A1552808" httpUri="http://treatment.plazi.org/id/FAC9FB04A492D5B4FA3CA3A7A1552808" lastPageId="17" lastPageNumber="75" pageId="15" pageNumber="74">
<subSubSection pageId="15" pageNumber="74" type="nomenclature">
<paragraph pageId="15" pageNumber="74">
<taxonomicName LSID="FAC9FB04-A492-D5B4-FA3C-A3A7A1552808" authority="N. Snow" authorityName="N. Snow" authorityYear="2015" class="Magnoliopsida" family="Myrtaceae" genus="Eugenia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Eugenia obovatifolia" order="Myrtales" pageId="15" pageNumber="74" phylum="Tracheophyta" rank="species" species="obovatifolia" status="sp. nov.">Eugenia obovatifolia N. Snow</taxonomicName>
<taxonomicNameLabel pageId="15" pageNumber="74">sp. nov.</taxonomicNameLabel>
<figureCitation captionStart="Figure 16" captionStartId="F16" captionText="Figure 16. Holotype specimen of Eugenia obovatifolia (MO)." pageId="15" pageNumber="74">holotype (Figure 16): http://www.tropicos.org/Image/100314904</figureCitation>
</paragraph>
</subSubSection>
<subSubSection pageId="15" pageNumber="74" type="latin">
<paragraph pageId="15" pageNumber="74">
<emphasis italics="true" pageId="15" pageNumber="74">Haec species a congeneris madagascariensibus foliis anguste obovatis atque inflorescentiis glabris saepe ramifloris distinguitur.</emphasis>
</paragraph>
</subSubSection>
<subSubSection pageId="15" pageNumber="74" type="type">
<paragraph pageId="15" pageNumber="74">Type.</paragraph>
<paragraph pageId="15" pageNumber="74">
MADAGASCAR. Prov. Toliara: Fokontany: Sainte Luce,
<geoCoordinate degrees="24" direction="south" minutes="46" orientation="latitude" precision="15" seconds="15" value="-24.770834">24°46'15&quot;S</geoCoordinate>
,
<geoCoordinate degrees="47" direction="east" minutes="10" orientation="longitude" precision="15" seconds="15" value="47.170834">47°10'15&quot;E</geoCoordinate>
, 5 m, 5 Nov. 2003, J. Rabenantoandro 1592 + A. Monja (holotype: MO-6038332!; isotypes: P [P04885376]!, TAN).
</paragraph>
</subSubSection>
<subSubSection lastPageId="16" lastPageNumber="75" pageId="15" pageNumber="74" type="description">
<paragraph pageId="15" pageNumber="74">Description.</paragraph>
<paragraph lastPageId="16" lastPageNumber="75" pageId="15" pageNumber="74">
Trees 5-14 m; dbh 14-28 cm; bark of main bole unknown. Indumentum (where indicated) of short, ferrugineous, dibrachiate hairs that become increasingly white or grayish. Branchlets rounded laterally compressed, densely short-hairy becoming glabrescent; light brown to light gray (dried). Leaves concentrated near branch tips, coriaceous, surfaces matte. Axillary colleters absent. Petioles 4-8 mm, terete, pubescent when emerging. Leaf blades (3.0-)4.5-6.5
<normalizedToken originalValue="×">x</normalizedToken>
1.5-2.5 cm, narrowly obovate (or infrequently ovate); base narrowly cunate; apex obtuse or somewhat acute; margins flat but drying somewhat revolute; adaxial surface glabrous or moderately hairy (especially proximally), oil glands dense (but small; use magnification) on emergence but becoming less visible, midvein slightly sulcate to flush; abaxial surface moderately hairy, oil glands dense but faint; secondary veins 8-15, alternating along midvein, faint; intramarginal vein not visibile. Inflorescences ramiflorous, less than 1.5 cm long, solitary or more commonly fasciculate, of monads, triads, or short botryoids. Pedicels 1-5 mm, stiff, ascending, sparsely hairy to glabrous. Bracteoles 2, ovate, 0.5-1.0
<normalizedToken originalValue="×">x</normalizedToken>
&lt;0.5 mm, rigid, sparsely hairy on margins. Hypanthium 2-3 mm, cuplate to obconic, glabrous to densely ferrugineous-hairy, densely glandular (glands relatively large). Calyx lobes 4, 1.5-2 mm, two each relatively large and small, broadly rounded (much broader than long), apex obtuse, sparsely minutely hairy marginally near apex,
<pageBreakToken pageId="16" pageNumber="75" start="start">otherwise</pageBreakToken>
glabrous, greenish to cream colored. Petals 5-8
<normalizedToken originalValue="×">x</normalizedToken>
5-6 mm, elliptic to ovate, glabrous, whitish to pink or violet, oil glands sparse but easily visible. Stamens ca. 30-50, multiseriate; staminal disk short-hairy, ca. 1.5 mm diameter; filaments 3-5 mm, white; anthers ca. 0.5 mm, globular, basifixed, eglandular, light yellow. Styles 5-7 mm, glabrous; stigma narrow. Berries not seen, but labels indicate pale green (probably immature).
</paragraph>
<caption pageId="16" pageNumber="75" start="Figure 16" startId="F16">
<paragraph pageId="16" pageNumber="75">
<emphasis bold="true" pageId="16" pageNumber="75">Figure 16.</emphasis>
Holotype specimen of
<taxonomicName authorityName="N. Snow" authorityYear="2015" class="Magnoliopsida" family="Myrtaceae" genus="Eugenia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Eugenia obovatifolia" order="Myrtales" pageId="16" pageNumber="75" phylum="Tracheophyta" rank="species" species="obovatifolia">
<emphasis italics="true" pageId="16" pageNumber="75">Eugenia obovatifolia</emphasis>
</taxonomicName>
(MO).
</paragraph>
</caption>
</subSubSection>
<subSubSection pageId="16" pageNumber="75" type="etymology">
<paragraph pageId="16" pageNumber="75">Etymology.</paragraph>
<paragraph pageId="16" pageNumber="75">In reference to the shape of the leaf blades.</paragraph>
</subSubSection>
<subSubSection pageId="16" pageNumber="75" type="vernacular name">
<paragraph pageId="16" pageNumber="75">Vernacular name.</paragraph>
<paragraph pageId="16" pageNumber="75">Ropsay (Rabenantoandro 366).</paragraph>
</subSubSection>
<subSubSection pageId="16" pageNumber="75" type="phenology">
<paragraph pageId="16" pageNumber="75">Phenology.</paragraph>
<paragraph pageId="16" pageNumber="75">Flowering September, November, and January; fruiting August through December.</paragraph>
</subSubSection>
<subSubSection pageId="16" pageNumber="75" type="distribution">
<paragraph pageId="16" pageNumber="75">Distribution.</paragraph>
<paragraph pageId="16" pageNumber="75">
East-central Madagascar in Toamasina Province and south-eastern in Toliara Province from Mandena to Sainte Luce (Fig.
<figureCitation captionStart="Figure 11" captionStartId="F11" captionText="Figure 11. Distribution of new Eugenia species in Madagascar with selected Protected Areas (hatched): Eugenia gandhii (stars), Eugenia hazonjia (crosses), Eugenia iantarensis (circles), and Eugenia obovatifolia (squares)." pageId="16" pageNumber="75">11</figureCitation>
).
</paragraph>
</subSubSection>
<subSubSection pageId="16" pageNumber="75" type="habitat and ecology">
<paragraph pageId="16" pageNumber="75">Habitat and ecology.</paragraph>
<paragraph pageId="16" pageNumber="75">Littoral forest over sand; elevation ca. 5-53 m.</paragraph>
</subSubSection>
<subSubSection pageId="16" pageNumber="75" type="conservation status">
<paragraph pageId="16" pageNumber="75">Conservation status.</paragraph>
<paragraph pageId="16" pageNumber="75">
With an EOO of 8,333 km2, an AOO of 63 km2 and four subpopulations, none of which are situated within the protected network,
<taxonomicName authorityName="N. Snow" authorityYear="2015" class="Magnoliopsida" family="Myrtaceae" genus="Eugenia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Eugenia obovatifolia" order="Myrtales" pageId="16" pageNumber="75" phylum="Tracheophyta" rank="species" species="obovatifolia">
<emphasis italics="true" pageId="16" pageNumber="75">Eugenia obovatifolia</emphasis>
</taxonomicName>
is assigned a preliminary risk of extinction of
<normalizedToken originalValue="“Endangered”">&quot;Endangered&quot;</normalizedToken>
[EN 2ab(i, iii, iv)] following the IUCN Red List Categories and Criteria (
<bibRefCitation author="IUCN" journalOrPublisher="IUCN Species Survival Commission, Gland &amp; Cambridge" pageId="34" pageNumber="93" refId="B13" refString="IUCN, 2012. IUCN Red List Categories and Criteria: version 3.1. IUCN Species Survival Commission, Gland &amp; Cambridge" title="IUCN Red List Categories and Criteria: version 3.1" year="2012">IUCN 2012</bibRefCitation>
). The new species seems to be restricted to the highly threaten littoral forests and none of the known populations are currently protected.
</paragraph>
</subSubSection>
<subSubSection pageId="16" pageNumber="75" type="comments">
<paragraph pageId="16" pageNumber="75">Comments.</paragraph>
<paragraph pageId="16" pageNumber="75">
<taxonomicName authorityName="N. Snow" authorityYear="2015" class="Magnoliopsida" family="Myrtaceae" genus="Eugenia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Eugenia obovatifolia" order="Myrtales" pageId="16" pageNumber="75" phylum="Tracheophyta" rank="species" species="obovatifolia">
<emphasis italics="true" pageId="16" pageNumber="75">Eugenia obovatifolia</emphasis>
</taxonomicName>
has a general resemblance to
<taxonomicName authorityName="H. Perrier" authorityYear="1953" class="Magnoliopsida" family="Myrtaceae" genus="Eugenia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Eugenia arenicola" order="Myrtales" pageId="16" pageNumber="75" phylum="Tracheophyta" rank="species" species="arenicola">
<emphasis italics="true" pageId="16" pageNumber="75">Eugenia arenicola</emphasis>
</taxonomicName>
H. Perrier,
<taxonomicName authorityName="H. Perrier" authorityYear="1953" class="Magnoliopsida" family="Myrtaceae" genus="Eugenia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Eugenia hazompasika" order="Myrtales" pageId="16" pageNumber="75" phylum="Tracheophyta" rank="species" species="hazompasika">
<emphasis italics="true" pageId="16" pageNumber="75">Eugenia hazompasika</emphasis>
</taxonomicName>
H. Perrier, and
<taxonomicName authorityName="H. Perrier" authorityYear="1953" class="Magnoliopsida" family="Myrtaceae" genus="Eugenia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Eugenia cloiselii" order="Myrtales" pageId="16" pageNumber="75" phylum="Tracheophyta" rank="species" species="cloiselii">
<emphasis italics="true" pageId="16" pageNumber="75">Eugenia cloiselii</emphasis>
</taxonomicName>
H. Perrier given its ramiflorous, more or less fasciculate inflorescences. The four species also grow in relative proximity in southeastern and eastern Madagascar, often in sandy littoral forests, and may form a species complex that ranges approximately 1300 km between Taolognaro and Sainte Luce along the coast and somewhat inland to Vatomandry.
</paragraph>
<paragraph pageId="16" pageNumber="75">
<taxonomicName authorityName="N. Snow" authorityYear="2015" class="Magnoliopsida" family="Myrtaceae" genus="Eugenia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Eugenia obovatifolia" order="Myrtales" pageId="16" pageNumber="75" phylum="Tracheophyta" rank="species" species="obovatifolia">
<emphasis italics="true" pageId="16" pageNumber="75">Eugenia obovatifolia</emphasis>
</taxonomicName>
differs from
<taxonomicName authorityName="H. Perrier" authorityYear="1953" class="Magnoliopsida" family="Myrtaceae" genus="Eugenia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Eugenia arenicola" order="Myrtales" pageId="16" pageNumber="75" phylum="Tracheophyta" rank="species" species="arenicola">
<emphasis italics="true" pageId="16" pageNumber="75">Eugenia arenicola</emphasis>
</taxonomicName>
by its more or less glabrous leaves, whereas those of the latter are densely ferrugineous-hairy upon emergence and retain much of the indumentum on the abaxial surface.
<taxonomicName authorityName="N. Snow" authorityYear="2015" class="Magnoliopsida" family="Myrtaceae" genus="Eugenia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Eugenia obovatifolia" order="Myrtales" pageId="16" pageNumber="75" phylum="Tracheophyta" rank="species" species="obovatifolia">
<emphasis italics="true" pageId="16" pageNumber="75">Eugenia obovatifolia</emphasis>
</taxonomicName>
differs each from
<taxonomicName authorityName="H. Perrier" authorityYear="1953" class="Magnoliopsida" family="Myrtaceae" genus="Eugenia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Eugenia cloiselii" order="Myrtales" pageId="16" pageNumber="75" phylum="Tracheophyta" rank="species" species="cloiselii">
<emphasis italics="true" pageId="16" pageNumber="75">Eugenia cloiselii</emphasis>
</taxonomicName>
and
<taxonomicName authorityName="H. Perrier" authorityYear="1953" class="Magnoliopsida" family="Myrtaceae" genus="Eugenia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Eugenia hazompasika" order="Myrtales" pageId="16" pageNumber="75" phylum="Tracheophyta" rank="species" species="hazompasika">
<emphasis italics="true" pageId="16" pageNumber="75">Eugenia hazompasika</emphasis>
</taxonomicName>
by virtue of the glabrous (or nearly so) inflorescences, which contrast with the hairy inflorescences of the latter two.
</paragraph>
<paragraph pageId="16" pageNumber="75">
Several indetermined specimens cannot be confidently placed yet given variation in leaf morphology and indumentum (e.g., Razanatsima 31 + Ranaivojaona; Ranaivojaona 1177 + Razanatsima; Razanatsima 711 +
<normalizedToken originalValue="Céléstin">Celestin</normalizedToken>
; Rakotovao 3755 et al. [all at MO]). However, including all of these taxa and specimens into one highly heterogenous species likely would equate to the inappropriate lumping of several independently evolving lineages.
</paragraph>
</subSubSection>
<subSubSection lastPageId="17" lastPageNumber="76" pageId="16" pageNumber="75" type="specimens examined">
<paragraph pageId="16" pageNumber="75">Specimens examined.</paragraph>
<paragraph lastPageId="17" lastPageNumber="76" pageId="16" pageNumber="75">
MADAGASCAR. Prov. Toamasina: Fokontany: Andravokoditra, 18°34'53&quot;-18°34'20&quot;S, 49°14'42&quot;-49°14'54&quot;E, 7 Jan. 2003, R. Ludovic 228 &amp; F. Rakotoarivony (MO-6038324); Hotel Pangalan on Lake Ampitabe, west of Andranokoditra,
<geoCoordinate degrees="18" direction="south" minutes="35" orientation="latitude" precision="925" value="-18.583334">18°35'S</geoCoordinate>
,
<geoCoordinate degrees="49" direction="east" minutes="14" orientation="longitude" precision="925" value="49.233334">49°14'E</geoCoordinate>
, S.K. Pell 607 + J.D. Mitchell &amp; A. Randrianasolo (MO-5887243); Fokontany: Andranonkoditra Vohibola du
<normalizedToken originalValue="côté">cote</normalizedToken>
de
<normalizedToken originalValue="lhôtel">l'hotel</normalizedToken>
Pangalane,
<geoCoordinate degrees="18" direction="south" minutes="35" orientation="latitude" precision="15" seconds="32" value="-18.592222">18°35'32&quot;S</geoCoordinate>
,
<geoCoordinate degrees="49" direction="east" minutes="14" orientation="longitude" precision="15" seconds="02" value="49.23389">49°14'02&quot;E</geoCoordinate>
, 11 Feb. 2003, J. Rabenantoandro 1248 + R. Rabevohitra, P. Lowry, R.Razakamalala &amp; S. Lowry (MO-6038325); Ambinaninony, Andranokoditra,
<pageBreakToken pageId="17" pageNumber="76" start="start">
<normalizedToken originalValue="Akininny">Akinin'ny</normalizedToken>
</pageBreakToken>
nofy,
<geoCoordinate degrees="18" direction="south" minutes="34" orientation="latitude" precision="15" seconds="12" value="-18.570002">18°34'12&quot;S</geoCoordinate>
,
<geoCoordinate degrees="49" direction="east" minutes="14" orientation="longitude" precision="15" seconds="18" value="49.238335">49°14'18&quot;E</geoCoordinate>
, 3 Aug. 2003, R. Razakamalala 664 &amp; D. Rabehevitra (MO-6038323); Ambila-Lemaitso,
<geoCoordinate degrees="18" direction="south" minutes="49" orientation="latitude" precision="925" value="-18.816668">18°49'S</geoCoordinate>
,
<geoCoordinate degrees="49" direction="east" minutes="08" orientation="longitude" precision="925" value="49.133335">49°08'E</geoCoordinate>
, 14 Dec. 1967, Service Forestier 28034 (B, BR, G, K, MO-6321087, NY, WAG). Prov. Toliara: Mandena, Jardin Botanique, M16-QMM, Ampasy, Taolagnaro,
<geoCoordinate degrees="24" direction="south" minutes="57" orientation="latitude" precision="15" seconds="05" value="-24.95139">24°57'05&quot;S</geoCoordinate>
,
<geoCoordinate degrees="47" direction="east" minutes="00" orientation="longitude" precision="15" seconds="11" value="47.003056">47°00'11&quot;E</geoCoordinate>
, 26 Sep. 2000, J. Rabenantoandro 241 + P. Lowry, R. Rabevohitra, L. Randrihasipara, &amp; E. Ramisy (MO-5598572); Saint-Luce (Manafiafy), S9, Mahatalaky, Taolagnaro,
<geoCoordinate degrees="24" direction="south" minutes="46" orientation="latitude" precision="15" seconds="30" value="-24.775">24°46'30&quot;S</geoCoordinate>
,
<geoCoordinate degrees="47" direction="east" minutes="10" orientation="longitude" precision="15" seconds="20" value="47.172222">47°10'20&quot;E</geoCoordinate>
, 16 Dec. 2000, J. Rabenantoandro 366 + F. Lucien &amp; E. Ramisy (MO-5728973); Manambaro, Petriky,
<geoCoordinate degrees="25" direction="south" minutes="03" orientation="latitude" precision="15" seconds="43" value="-25.061943">25°03'43&quot;S</geoCoordinate>
,
<geoCoordinate degrees="46" direction="east" minutes="52" orientation="longitude" precision="15" seconds="06" value="46.868332">46°52'06&quot;E</geoCoordinate>
, 15 Nov. 2006, Ramison 33 (MO-6427490).
</paragraph>
</subSubSection>
</treatment>
</document>