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<document ID-DOI="http://dx.doi.org/10.3897/phytokeys.11.2955" ID-PMC="PMC3332033" ID-Pensoft-Pub="1314-2003-11-1" ID-Pensoft-UUID="FF95FFAEFF935852FFBAFFADFF974E61" ID-PubMed="22577332" ID-Zenodo-Dep="576117" ModsDocID="1314-2003-11-1" checkinTime="1451252028344" checkinUser="pensoft" docAuthor="Hovenkamp, Peter H. &amp; Ho, Boon-Chuan" docDate="2012" docId="7782D00627FF000ECCD524E7E7E92075" docLanguage="en" docName="PhytoKeys 11: 1-37" docOrigin="PhytoKeys 11" docPubDate="2012-04-06" docSource="http://dx.doi.org/10.3897/phytokeys.11.2955" docTitle="Oleandra vulpina C. Chr 1937" docType="treatment" docVersion="6" id="FF95FFAEFF935852FFBAFFADFF974E61" lastPageNumber="19" masterDocId="FF95FFAEFF935852FFBAFFADFF974E61" masterDocTitle="A revision of the fern genus Oleandra (Oleandraceae) in Asia" masterLastPageNumber="37" masterPageNumber="1" pageNumber="18" updateTime="1668139084214" updateUser="ExternalLinkService">
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<mods:titleInfo>
<mods:title>A revision of the fern genus Oleandra (Oleandraceae) in Asia</mods:title>
</mods:titleInfo>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Hovenkamp, Peter H.</mods:namePart>
<mods:affiliation>Netherlands Centre for Biodiversity Naturalis (section NHN), Leiden University, PO Box 9517, 2300 RA Leiden, The Netherlands</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Ho, Boon-Chuan</mods:namePart>
<mods:affiliation>Nees-Institut fuer Biodiversitaet der Pflanzen, Rheinische Friedrich-Wilhelms-Universitaet Bonn, Meckenheimer Allee 170, D- 53115 Bonn, Germany</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>2012</mods:date>
<mods:detail type="pubDate">
<mods:number>2012-04-06</mods:number>
</mods:detail>
<mods:detail type="volume">
<mods:number>11</mods:number>
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<mods:extent unit="page">
<mods:start>1</mods:start>
<mods:end>37</mods:end>
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<mods:location>
<mods:url>http://dx.doi.org/10.3897/phytokeys.11.2955</mods:url>
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<mods:classification>journal article</mods:classification>
<mods:identifier type="DOI">http://dx.doi.org/10.3897/phytokeys.11.2955</mods:identifier>
<mods:identifier type="Pensoft-Pub">1314-2003-11-1</mods:identifier>
<mods:identifier type="Pensoft-UUID">FF95FFAEFF935852FFBAFFADFF974E61</mods:identifier>
<mods:identifier type="Zenodo-Dep">576117</mods:identifier>
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<treatment ID-GBIF-Taxon="152024193" LSID="urn:lsid:plazi:treatment:7782D00627FF000ECCD524E7E7E92075" httpUri="http://treatment.plazi.org/id/7782D00627FF000ECCD524E7E7E92075" lastPageId="18" lastPageNumber="19" pageId="17" pageNumber="18">
<subSubSection pageId="17" pageNumber="18" type="nomenclature">
<paragraph pageId="17" pageNumber="18">
7.
<taxonomicName LSID="7782D006-27FF-000E-CCD5-24E7E7E92075" authorityName="C. Chr" authorityYear="1937" class="Magnoliopsida" family="Oleandraceae" genus="Oleandra" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="Oleandra vulpina" order="Myrtales" pageId="17" pageNumber="18" phylum="Magnoliophyta" rank="species" species="vulpina">Oleandra vulpina</taxonomicName>
<figureCitation captionStart="Map 5" captionStartId="F10" captionText="Map 5. Distribution of Oleandra vulpina (triangles), Oleandra werneri (circles)." httpUri="https://binary.pensoft.net/fig/10057" pageId="17" pageNumber="18">Map 5</figureCitation>
</paragraph>
</subSubSection>
<subSubSection pageId="17" pageNumber="18" type="reference_group">
<paragraph pageId="17" pageNumber="18">
<taxonomicName authorityName="C. Chr" authorityYear="1937" class="Magnoliopsida" family="Oleandraceae" genus="Oleandra" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="" order="Myrtales" pageId="17" pageNumber="18" phylum="Magnoliophyta" rank="species" species="vulpina">Oleandra vulpina</taxonomicName>
C.Chr., Dansk Bot. Ark. 9 68. 1937. Type. PAPUA NEW GUINEA. New Guinea: Ledermann 7652 (holotype: BM).
</paragraph>
</subSubSection>
<subSubSection pageId="17" pageNumber="18" type="description">
<paragraph pageId="17" pageNumber="18">Description.</paragraph>
<paragraph pageId="17" pageNumber="18">
<emphasis italics="true" pageId="17" pageNumber="18">Rhizome</emphasis>
long-creeping, ca. 3 mm thick, not white waxy, sparsely branching, roots with unbranched parts; in cross-section with weakly developed sclerified shealth and few scattered sclerenchyma strands, phyllopodia scattered, 3-6 cm distant, 6-7 mm long.
<emphasis italics="true" pageId="17" pageNumber="18">Scales</emphasis>
scattered, not covering the rhizome, peltate, to 5
<normalizedToken originalValue="×">x</normalizedToken>
0.5 mm, appressed at the base, with a narrow squarrose acumen, dark brown near attachment, lighter towards margin, margin densely set with glands and multicellular hairs terminating in a gland.
<emphasis italics="true" pageId="17" pageNumber="18">Fronds</emphasis>
monomorphic; stipes with scales as the rhizome but less dense and with short fine glandular hairs; stipe 2-3 mm long, without dark coloration on abaxial side, bearing short fine glandular hairs; lamina linear-lanceolate, 17.5-20
<normalizedToken originalValue="×">x</normalizedToken>
3-4 cm wide, base cuneate, apex short caudate, tips up to 1 cm long, margin undulate, weakly cartilaginous, texture papyraceous, all parts with to 0.5 mm long catenate glandular hairs, or with longer, to 1.5 mm, acicular hairs; costa abaxially without dark coloration, with hairs like the stipe and with small scales; veins terminating in a weakly developed hydathode before the margin. Sporangial stalk with glands below the sporangium.
<emphasis italics="true" pageId="17" pageNumber="18">Sori</emphasis>
in an irregular row 2.5-6 mm from the costa, indusium round-reniform, c. 0.5 mm across, fugacious at very early stage.
<emphasis italics="true" pageId="17" pageNumber="18">Spores</emphasis>
absent.
</paragraph>
</subSubSection>
<subSubSection pageId="17" pageNumber="18" type="distribution">
<paragraph pageId="17" pageNumber="18">Distribution.</paragraph>
<paragraph pageId="17" pageNumber="18">New Guinea, at 975 m.</paragraph>
<caption httpUri="https://binary.pensoft.net/fig/10057" pageId="17" pageNumber="18" start="Map 5" startId="F10">
<paragraph pageId="17" pageNumber="18">
<emphasis bold="true" pageId="17" pageNumber="18">Map 5.</emphasis>
Distribution of
<taxonomicName authorityName="C. Chr" authorityYear="1937" class="Magnoliopsida" family="Oleandraceae" genus="Oleandra" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="" order="Myrtales" pageId="17" pageNumber="18" phylum="Magnoliophyta" rank="species" species="vulpina">
<emphasis italics="true" pageId="17" pageNumber="18">Oleandra vulpina</emphasis>
</taxonomicName>
(triangles),
<taxonomicName authorityName="Rosenst" authorityYear="1908" class="Magnoliopsida" family="Oleandraceae" genus="Oleandra" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="" order="Myrtales" pageId="17" pageNumber="18" phylum="Magnoliophyta" rank="species" species="werneri">
<emphasis italics="true" pageId="17" pageNumber="18">Oleandra werneri</emphasis>
</taxonomicName>
(circles).
</paragraph>
</caption>
</subSubSection>
<subSubSection pageId="17" pageNumber="18" type="ecology">
<paragraph pageId="17" pageNumber="18">Ecology.</paragraph>
<paragraph pageId="17" pageNumber="18">Scandent on trunk of Sago palm in garden, or in forest.</paragraph>
</subSubSection>
<subSubSection pageId="17" pageNumber="18" type="vernacular name">
<paragraph pageId="17" pageNumber="18">Vernacular name.</paragraph>
<paragraph pageId="17" pageNumber="18">Taingelem (Wapi language, Miwaute)</paragraph>
</subSubSection>
<subSubSection pageId="18" pageNumber="19" type="discussion">
<paragraph pageId="18" pageNumber="19">
<pageBreakToken pageId="18" pageNumber="19" start="start">Discussion</pageBreakToken>
.
</paragraph>
<paragraph pageId="18" pageNumber="19">
<taxonomicName authorityName="C. Chr" authorityYear="1937" class="Magnoliopsida" family="Oleandraceae" genus="Oleandra" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="" order="Myrtales" pageId="18" pageNumber="19" phylum="Magnoliophyta" rank="species" species="vulpina">
<emphasis italics="true" pageId="18" pageNumber="19">Oleandra vulpina</emphasis>
</taxonomicName>
is distinct from
<taxonomicName authorityName="Grev" authorityYear="1848" class="Magnoliopsida" family="Oleandraceae" genus="Oleandra" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="" order="Myrtales" pageId="18" pageNumber="19" phylum="Magnoliophyta" rank="species" species="sibbaldii">
<emphasis italics="true" pageId="18" pageNumber="19">Oleandra sibbaldii</emphasis>
</taxonomicName>
in the rhizome and costa scales. Rhizome scales are darker in colour with pale-coloured margin, long subulate apices, and margin strongly ciliate with glandular hairs. A similar glandular scale indument is found in the American
<taxonomicName class="Magnoliopsida" family="Oleandraceae" genus="Oleandra" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="" order="Myrtales" pageId="18" pageNumber="19" phylum="Magnoliophyta" rank="species" species="articulata">
<emphasis italics="true" pageId="18" pageNumber="19">Oleandra articulata</emphasis>
</taxonomicName>
(Sw). C. Presl, but not in the other Southeast Asian species. The costa scales beneath are small and inconspicuous, narrowly lanceolate. In addition, the rhizome of
<taxonomicName authorityName="C. Chr" authorityYear="1937" class="Magnoliopsida" family="Oleandraceae" genus="Oleandra" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="" order="Myrtales" pageId="18" pageNumber="19" phylum="Magnoliophyta" rank="species" species="vulpina">
<emphasis italics="true" pageId="18" pageNumber="19">Oleandra vulpina</emphasis>
</taxonomicName>
is not glaucous. The indusia are very small and shrivel at a very young stage but are distinct when present and bear numerous setose hairs.
</paragraph>
</subSubSection>
</treatment>
</document>