167 lines
19 KiB
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167 lines
19 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/phytokeys.32.6663" ID-PMC="PMC3881350" ID-Pensoft-Pub="1314-2003-32-27" ID-Pensoft-UUID="FF94645BFFB8FFEEFFD8FFAFFFF25949" ID-PubMed="24399904" ID-Zenodo-Dep="576194" ModsDocID="1314-2003-32-27" checkinTime="1451251790078" checkinUser="pensoft" docAuthor="Tang, Chin Cheung, Xue, Bine & Saunders, Richard M. K." docDate="2013" docId="2EA5C520001B543EB897B20AD3ECA0E2" docLanguage="en" docName="PhytoKeys 32: 27-35" docOrigin="PhytoKeys 32" docPubDate="2013-12-18" docSource="http://dx.doi.org/10.3897/phytokeys.32.6663" docTitle="Goniothalamus angustifolius (A. C. Sm.) B. Xue & R. M. K. Saunders 2013, comb. nov." docType="treatment" docVersion="3" id="FF94645BFFB8FFEEFFD8FFAFFFF25949" lastPageNumber="30" masterDocId="FF94645BFFB8FFEEFFD8FFAFFFF25949" masterDocTitle="A new species of Goniothalamus (Annonaceae) from Palawan, and a new nomenclatural combination in the genus from Fiji" masterLastPageNumber="35" masterPageNumber="27" pageNumber="30" updateTime="1668141010460" updateUser="ExternalLinkService">
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<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo>
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<mods:title>A new species of Goniothalamus (Annonaceae) from Palawan, and a new nomenclatural combination in the genus from Fiji</mods:title>
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</mods:titleInfo>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Tang, Chin Cheung</mods:namePart>
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<mods:affiliation>School of Biological Sciences, The University of Hong Kong, Pokfulam Road, Hong Kong, P. R. China</mods:affiliation>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Xue, Bine</mods:namePart>
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<mods:affiliation>School of Biological Sciences, The University of Hong Kong, Pokfulam Road, Hong Kong, P. R. China</mods:affiliation>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Saunders, Richard M. K.</mods:namePart>
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<mods:affiliation>School of Biological Sciences, The University of Hong Kong, Pokfulam Road, Hong Kong, P. R. China</mods:affiliation>
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<mods:nameIdentifier type="email">saunders@hku.hk</mods:nameIdentifier>
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</mods:name>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:relatedItem type="host">
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<mods:titleInfo>
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<mods:title>PhytoKeys</mods:title>
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</mods:titleInfo>
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<mods:part>
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<mods:date>2013</mods:date>
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<mods:detail type="pubDate">
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<mods:number>2013-12-18</mods:number>
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</mods:detail>
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<mods:detail type="volume">
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<mods:number>32</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>27</mods:start>
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<mods:end>35</mods:end>
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</mods:extent>
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</mods:part>
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</mods:relatedItem>
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<mods:location>
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<mods:url>http://dx.doi.org/10.3897/phytokeys.32.6663</mods:url>
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</mods:location>
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<mods:classification>journal article</mods:classification>
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<mods:identifier type="DOI">http://dx.doi.org/10.3897/phytokeys.32.6663</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1314-2003-32-27</mods:identifier>
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<mods:identifier type="Pensoft-UUID">FF94645BFFB8FFEEFFD8FFAFFFF25949</mods:identifier>
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<mods:identifier type="Zenodo-Dep">576194</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="182228848" LSID="urn:lsid:plazi:treatment:2EA5C520001B543EB897B20AD3ECA0E2" httpUri="http://treatment.plazi.org/id/2EA5C520001B543EB897B20AD3ECA0E2" lastPageNumber="30" pageId="3" pageNumber="30">
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<subSubSection pageId="3" pageNumber="30" type="nomenclature">
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<paragraph pageId="3" pageNumber="30">
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<taxonomicName LSID="2EA5C520-001B-543E-B897-B20AD3ECA0E2" authority="(A. C. Sm.) B. Xue & R. M. K. Saunders" authorityName="(A. C. Sm.) B. Xue & R. M. K. Saunders" authorityYear="2013" baseAuthorityName="A. C. Sm." class="Dicotyledoneae" family="Annonaceae" genus="Goniothalamus" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="Goniothalamus angustifolius" order="Magnoliales" pageId="3" pageNumber="30" phylum="Angiospermae" rank="species" species="angustifolius" status="comb. nov.">Goniothalamus angustifolius (A.C.Sm.) B. Xue & R.M.K.Saunders</taxonomicName>
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<taxonomicNameLabel pageId="3" pageNumber="30">comb. nov.</taxonomicNameLabel>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="3" pageNumber="30" type="basionym">
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<paragraph pageId="3" pageNumber="30">Basionym.</paragraph>
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<paragraph pageId="3" pageNumber="30">
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<taxonomicName class="Dicotyledoneae" family="Annonaceae" genus="Polyalthia" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="" order="Magnoliales" pageId="3" pageNumber="30" phylum="Angiospermae" rank="species" species="angustifolia">
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<emphasis italics="true" pageId="3" pageNumber="30">Polyalthia angustifolia</emphasis>
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</taxonomicName>
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A.C.Sm., Bull. Torrey Bot. Club 70: 538. 1943. Type: FIJI: Viti Levu,
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<emphasis italics="true" pageId="3" pageNumber="30">J.W. Gillespie 2198</emphasis>
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(holotype: A!; isotypes: BISH, GH!).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="3" pageNumber="30" type="discussion">
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<paragraph pageId="3" pageNumber="30">Discussion.</paragraph>
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<paragraph pageId="3" pageNumber="30">
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The historical delimitation of the genus
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<taxonomicName authorityName="Blume" authorityYear="1830" class="Dicotyledoneae" family="Annonaceae" genus="Polyalthia" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="" order="Magnoliales" pageId="3" pageNumber="30" phylum="Angiospermae" rank="genus">
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<emphasis italics="true" pageId="3" pageNumber="30">Polyalthia</emphasis>
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</taxonomicName>
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has been shown to be highly polyphyletic, and large-scale taxonomic realignment and recognition of new genera has been undertaken to ensure strict monophyly of genera (
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<bibRefCitation author="Mols, JB" journalOrPublisher="Systematic Botany" pageId="4" pageNumber="31" pagination="490 - 494" publicationUrl="10.1600/036364408785679752" refId="B11" refString="Mols, JB, Kessler, PJA, Rogstad, SH, Saunders, RMK, 2008. Reassignment of six Polyalthia species to the new genus Maasia (Annonaceae): molecular and morphological congruence. Systematic Botany 33: 490 - 494, 10.1600/036364408785679752" title="Reassignment of six Polyalthia species to the new genus Maasia (Annonaceae): molecular and morphological congruence." url="10.1600/036364408785679752" volume="33" year="2008">Mols et al. 2008</bibRefCitation>
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;
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<bibRefCitation author="Saunders, RMK" journalOrPublisher="Taxon" pageId="4" pageNumber="31" pagination="1407 - 1416" refId="B18" refString="Saunders, RMK, Su, YCF, Xue, B, 2011. Phylogenetic affinities of Polyalthia species (Annonaceae) with columellar-sulcate pollen: enlarging the Madagascan endemic genus Fenerivia. Taxon 60: 1407 - 1416" title="Phylogenetic affinities of Polyalthia species (Annonaceae) with columellar-sulcate pollen: enlarging the Madagascan endemic genus Fenerivia." volume="60" year="2011">Saunders et al. 2011</bibRefCitation>
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;
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<bibRefCitation author="Xue, B" journalOrPublisher="Systematics and Biodiversity" pageId="5" pageNumber="32" pagination="17 - 26" publicationUrl="10.1080/14772000.2010.542497" refId="B24" refString="Xue, B, Su, YCF, Mols, JB, Kessler, PJA, Saunders, RMK, 2011. Further fragmentation of the polyphyletic genus Polyalthia (Annonaceae): molecular phylogenetic support for a broader delimitation of Marsypopetalum. Systematics and Biodiversity 9: 17 - 26, 10.1080/14772000.2010.542497" title="Further fragmentation of the polyphyletic genus Polyalthia (Annonaceae): molecular phylogenetic support for a broader delimitation of Marsypopetalum." url="10.1080/14772000.2010.542497" volume="9" year="2011">Xue et al. 2011</bibRefCitation>
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,
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<bibRefCitation author="Xue, B" journalOrPublisher="Taxon" pageId="5" pageNumber="32" pagination="1021 - 1039" refId="B25" refString="Xue, B, Su, YCF, Thomas,, DC, Saunders, RMK, 2012. Pruning the polyphyletic genus Polyalthia (Annonaceae) and resurrecting the genus Monoon. Taxon 61: 1021 - 1039" title="Pruning the polyphyletic genus Polyalthia (Annonaceae) and resurrecting the genus Monoon." volume="61" year="2012">2012</bibRefCitation>
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,
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<bibRefCitation author="Xue, B" journalOrPublisher="Taxon" pageId="5" pageNumber="32" refId="B26" refString="Xue, B, Thomas, DC, Chaowasku, T, Johnson, DM, Saunders, RMK, in press. Molecular phylogenetic support for the taxonomic merger of Fitzalania and Meiogyne (Annonaceae): new nomenclatural combinations under the conserved name Meiogyne. Systematic Botany." title="Molecular phylogenetic support for the taxonomic merger of Fitzalania and Meiogyne (Annonaceae): new nomenclatural combinations under the conserved name Meiogyne. Systematic Botany." year="in press">in press</bibRefCitation>
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;
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<bibRefCitation author="Chaowasku, T" journalOrPublisher="Phytotaxa" pageId="3" pageNumber="30" pagination="33 - 56" refId="B1" refString="Chaowasku, T, Johnson, DM, Van der, Ham RWJM, Chatrou, LW, 2012. Characterization of Hubera (Annonaceae), a new genus segregated from Polyalthia and allied to Miliusa. Phytotaxa 69: 33 - 56" title="Characterization of Hubera (Annonaceae), a new genus segregated from Polyalthia and allied to Miliusa." volume="69" year="2012">Chaowasku et al. 2012</bibRefCitation>
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). As part of this series of taxonomic revisions, chloroplast DNA regions were sequenced from eight species from the Melanesian island of Fiji (Xue, 2013) that had previously been assigned to
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<taxonomicName authorityName="Blume" authorityYear="1830" class="Dicotyledoneae" family="Annonaceae" genus="Polyalthia" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="" order="Magnoliales" pageId="3" pageNumber="30" phylum="Angiospermae" rank="genus">
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<emphasis italics="true" pageId="3" pageNumber="30">Polyalthia</emphasis>
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</taxonomicName>
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. Phylogenetic analysis of this data revealed that most of these species align with either
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<taxonomicName authorityName="T.Chaowasku" authorityYear="2012" class="Magnoliopsida" family="Annonaceae" genus="Hubera" higherTaxonomySource="GBIF,CoL" kingdom="Plantae" lsidName="" order="Magnoliales" pageId="3" pageNumber="30" phylum="Tracheophyta" rank="genus">
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<emphasis italics="true" pageId="3" pageNumber="30">Hubera</emphasis>
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</taxonomicName>
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(
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<bibRefCitation author="Chaowasku, T" journalOrPublisher="Phytotaxa" pageId="3" pageNumber="30" pagination="33 - 56" refId="B1" refString="Chaowasku, T, Johnson, DM, Van der, Ham RWJM, Chatrou, LW, 2012. Characterization of Hubera (Annonaceae), a new genus segregated from Polyalthia and allied to Miliusa. Phytotaxa 69: 33 - 56" title="Characterization of Hubera (Annonaceae), a new genus segregated from Polyalthia and allied to Miliusa." volume="69" year="2012">Chaowasku et al. 2012</bibRefCitation>
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;
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<bibRefCitation author="Xue, B" journalOrPublisher="Nordic Journal of Botany" pageId="5" pageNumber="32" refId="B23" refString="Xue, B, 2013. Molecular phylogenetics of Polyalthia (Annonaceae): identifying clades and morphological synapomorphies in a large polyphyletic genus. Unpublished PhD thesis, The University of Hong Kong." title="Molecular phylogenetics of Polyalthia (Annonaceae): identifying clades and morphological synapomorphies in a large polyphyletic genus. Unpublished PhD thesis, The University of Hong Kong." year="2013">Xue 2013</bibRefCitation>
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) or
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<taxonomicName authorityName="Miquel" authorityYear="1865" class="Dicotyledoneae" family="Annonaceae" genus="Meiogyne" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="" order="Magnoliales" pageId="3" pageNumber="30" phylum="Angiospermae" rank="genus">
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<emphasis italics="true" pageId="3" pageNumber="30">Meiogyne</emphasis>
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</taxonomicName>
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(
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<bibRefCitation author="Xue, B" journalOrPublisher="Nordic Journal of Botany" pageId="5" pageNumber="32" refId="B23" refString="Xue, B, 2013. Molecular phylogenetics of Polyalthia (Annonaceae): identifying clades and morphological synapomorphies in a large polyphyletic genus. Unpublished PhD thesis, The University of Hong Kong." title="Molecular phylogenetics of Polyalthia (Annonaceae): identifying clades and morphological synapomorphies in a large polyphyletic genus. Unpublished PhD thesis, The University of Hong Kong." year="2013">Xue 2013</bibRefCitation>
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;
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<bibRefCitation author="Xue, B" journalOrPublisher="Taxon" pageId="5" pageNumber="32" refId="B26" refString="Xue, B, Thomas, DC, Chaowasku, T, Johnson, DM, Saunders, RMK, in press. Molecular phylogenetic support for the taxonomic merger of Fitzalania and Meiogyne (Annonaceae): new nomenclatural combinations under the conserved name Meiogyne. Systematic Botany." title="Molecular phylogenetic support for the taxonomic merger of Fitzalania and Meiogyne (Annonaceae): new nomenclatural combinations under the conserved name Meiogyne. Systematic Botany." year="in press">Xue et al. in press</bibRefCitation>
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), although one species,
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<taxonomicName class="Dicotyledoneae" family="Annonaceae" genus="Polyalthia" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="" order="Magnoliales" pageId="3" pageNumber="30" phylum="Angiospermae" rank="species" species="angustifolia">
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<emphasis italics="true" pageId="3" pageNumber="30">Polyalthia angustifolia</emphasis>
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</taxonomicName>
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A.C.Sm., which was sequenced from the type material, is nested within the
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<taxonomicName class="Dicotyledoneae" family="Annonaceae" genus="Goniothalamus" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="" order="Magnoliales" pageId="3" pageNumber="30" phylum="Angiospermae" rank="genus">
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<emphasis italics="true" pageId="3" pageNumber="30">Goniothalamus</emphasis>
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</taxonomicName>
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clade (
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<bibRefCitation author="Xue, B" journalOrPublisher="Nordic Journal of Botany" pageId="5" pageNumber="32" refId="B23" refString="Xue, B, 2013. Molecular phylogenetics of Polyalthia (Annonaceae): identifying clades and morphological synapomorphies in a large polyphyletic genus. Unpublished PhD thesis, The University of Hong Kong." title="Molecular phylogenetics of Polyalthia (Annonaceae): identifying clades and morphological synapomorphies in a large polyphyletic genus. Unpublished PhD thesis, The University of Hong Kong." year="2013">Xue 2013</bibRefCitation>
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).
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<taxonomicName class="Dicotyledoneae" family="Annonaceae" genus="Polyalthia" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="" order="Magnoliales" pageId="3" pageNumber="30" phylum="Angiospermae" rank="species" species="angustifolia">
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<emphasis italics="true" pageId="3" pageNumber="30">Polyalthia angustifolia</emphasis>
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</taxonomicName>
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was originally described from fruiting material (
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<bibRefCitation author="Smith, AC" journalOrPublisher="Bulletin of the Torrey Botanical Club" pageId="5" pageNumber="32" pagination="533 - 549" publicationUrl="10.2307/2481400" refId="B19" refString="Smith, AC, 1943. Studies on Pacific island plants-III. New and noteworthy flowering plants from Fiji. Bulletin of the Torrey Botanical Club 70: 533 - 549, 10.2307/2481400" title="Studies on Pacific island plants-III. New and noteworthy flowering plants from Fiji." url="10.2307/2481400" volume="70" year="1943">Smith 1943</bibRefCitation>
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), and it is likely that its incorrect generic affiliation was due to the absence of flowers, which are very different in
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<taxonomicName authorityName="Blume" authorityYear="1830" class="Dicotyledoneae" family="Annonaceae" genus="Polyalthia" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="" order="Magnoliales" pageId="3" pageNumber="30" phylum="Angiospermae" rank="genus">
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<emphasis italics="true" pageId="3" pageNumber="30">Polyalthia</emphasis>
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</taxonomicName>
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and
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<taxonomicName class="Dicotyledoneae" family="Annonaceae" genus="Goniothalamus" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="" order="Magnoliales" pageId="3" pageNumber="30" phylum="Angiospermae" rank="genus">
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<emphasis italics="true" pageId="3" pageNumber="30">Goniothalamus</emphasis>
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</taxonomicName>
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. Subsequent phylogenetic analyses with a larger taxon sampling (C.C. Tang et al., unpubl.) have revealed
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<taxonomicName class="Dicotyledoneae" family="Annonaceae" genus="Polyalthia" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="" order="Magnoliales" pageId="3" pageNumber="30" phylum="Angiospermae" rank="species" species="angustifolia">
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<emphasis italics="true" pageId="3" pageNumber="30">Polyalthia angustifolia</emphasis>
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</taxonomicName>
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as sister to the Fijian species
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<taxonomicName class="Dicotyledoneae" family="Annonaceae" genus="Goniothalamus" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="" order="Magnoliales" pageId="3" pageNumber="30" phylum="Angiospermae" rank="species" species="monospermus">
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<emphasis italics="true" pageId="3" pageNumber="30">Goniothalamus monospermus</emphasis>
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</taxonomicName>
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(Baill.) R.M.K.Saunders with strong support (posterior clade probability = 1; bootstrap support = 96%); these two species are morphologically distinct, as
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<taxonomicName class="Dicotyledoneae" family="Annonaceae" genus="Polyalthia" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="" order="Magnoliales" pageId="3" pageNumber="30" phylum="Angiospermae" rank="species" species="angustifolia">
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<emphasis italics="true" pageId="3" pageNumber="30">Polyalthia angustifolia</emphasis>
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</taxonomicName>
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seeds lack the broad lateral testa wings that are diagnostic of
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<taxonomicName class="Dicotyledoneae" family="Annonaceae" genus="Goniothalamus" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="" order="Magnoliales" pageId="3" pageNumber="30" phylum="Angiospermae" rank="species" species="monospermus">
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<emphasis italics="true" pageId="3" pageNumber="30">Goniothalamus monospermus</emphasis>
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</taxonomicName>
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(
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<bibRefCitation author="Van Setten, AK" journalOrPublisher="Nordic Journal of Botany" pageId="5" pageNumber="32" refId="B21" refString="Van Setten, AK, Koek-Noorman, J, 1992. Fruits and seeds of Annonaceae: morphology and its significance for classification and identification. Bibliotheca Botanica 142: 1-101, pl. 1-50." title="Fruits and seeds of Annonaceae: morphology and its significance for classification and identification. Bibliotheca Botanica 142: 1 - 101, pl. 1 - 50." year="1992">Van Setten and Koek-Noorman 1992</bibRefCitation>
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: pl. 39i). The transfer of the name
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<taxonomicName class="Dicotyledoneae" family="Annonaceae" genus="Polyalthia" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="" order="Magnoliales" pageId="3" pageNumber="30" phylum="Angiospermae" rank="species" species="angustifolia">
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<emphasis italics="true" pageId="3" pageNumber="30">Polyalthia angustifolia</emphasis>
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</taxonomicName>
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to
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<taxonomicName class="Dicotyledoneae" family="Annonaceae" genus="Goniothalamus" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="" order="Magnoliales" pageId="3" pageNumber="30" phylum="Angiospermae" rank="genus">
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<emphasis italics="true" pageId="3" pageNumber="30">Goniothalamus</emphasis>
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</taxonomicName>
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is accordingly validated here.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |