501 lines
52 KiB
XML
501 lines
52 KiB
XML
<document id="F59D1655EF6EBCA0ACB6F03CC51B7F2B" ID-DOI="10.11646/phytotaxa.217.3.5" ID-ISSN="1179-3163" ID-Zenodo-Dep="13633842" IM.bibliography_approvedBy="felipe" IM.illustrations_approvedBy="felipe" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" IM.treatmentCitations_approvedBy="felipe" IM.treatments_approvedBy="felipe" checkinTime="1725324864036" checkinUser="felipe" docAuthor="Kokubugata, Goro, Kato, Hidetoshi, Iamonico, Duilio, Umemoto, Hana, Ito, Takuro, Nakamura, Koh, Murakami, Noriaki & Yokota, Masatsugu" docDate="2015" docId="03C287DB723BFF8105F2FD522644FB56" docLanguage="en" docName="phytotaxa.217.3.5.pdf" docOrigin="Phytotaxa 217 (3)" docSource="http://dx.doi.org/10.11646/phytotaxa.217.3.5" docStyle="DocumentStyle:96748F8F1B6C902996E134952A3A36B9.13:Phytotaxa.2014-.journal_article" docStyleId="96748F8F1B6C902996E134952A3A36B9" docStyleName="Phytotaxa.2014-.journal_article" docStyleVersion="13" docTitle="Portulaca psammotropha Hance 1851" docType="treatment" docVersion="2" lastPageNumber="286" masterDocId="FFFBFFA3723DFF86057AFFCA2738FFC6" masterDocTitle="Taxonomic reexamination of Portulaca boninensis (Portulacaceae) in the Bonin (Ogasawara) Islands of Japan using molecular and morphological data" masterLastPageNumber="287" masterPageNumber="279" pageNumber="285" updateTime="1725325255801" updateUser="ExternalLinkService" zenodo-license-figures="UNSPECIFIED" zenodo-license-treatments="UNSPECIFIED">
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<mods:title id="2D383AC748F05D5F5A79C4EFD5E7DF40">Taxonomic reexamination of Portulaca boninensis (Portulacaceae) in the Bonin (Ogasawara) Islands of Japan using molecular and morphological data</mods:title>
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<mods:name id="40D86884972ADD761A724BC171A601BF" type="personal">
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<mods:namePart id="15A02E39DCA8E0DF7C318529BC49E216">Kokubugata, Goro</mods:namePart>
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<mods:affiliation id="5702E96F8275140986E2F75B767D539C">Graduate School of Agriculture, Ibaraki University, Ami, Ibaraki 300 - 0393, Japan.</mods:affiliation>
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<mods:namePart id="892B8FE2C964F163918B92ECE384AB6F">Kato, Hidetoshi</mods:namePart>
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<mods:affiliation id="806EABF82EB1FD06A3F57F067C7781A4">Makino Herbarium, Graduate School of Science and Engineering, Tokyo Metropolitan University, 1 - 1 Minami-osawa, Hachioji, Tokyo. 192 - 0397, Japan.</mods:affiliation>
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<mods:namePart id="0054A4E407489AC7FE51ACC7773504AE">Iamonico, Duilio</mods:namePart>
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<mods:affiliation id="DF7EBA798FC4A1A9A61C46B2EB1548B9">Laboratory of Phytogeography and Applied Geobotany, Department PDTA, Section Environment and Landscape, University of Rome Sapienza, 00196 Rome, Italy.</mods:affiliation>
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<mods:namePart id="FFD5DD7A6305A17B58EC5095DBEF3B2A">Umemoto, Hana</mods:namePart>
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<mods:affiliation id="12F99BBC0E49237F875B9C690408DC43">Graduate School of Agriculture, Ibaraki University, Ami, Ibaraki 300 - 0393, Japan.</mods:affiliation>
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</mods:name>
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<mods:roleTerm id="FD2095CA428416DDA29C5DFD62719406">Author</mods:roleTerm>
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<mods:namePart id="18681155DF58DAE154C0E059D0636F0D">Ito, Takuro</mods:namePart>
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<mods:affiliation id="1004059990AF3D750903E7275F6C5362">Graduate School of Agriculture, Ibaraki University, Ami, Ibaraki 300 - 0393, Japan.</mods:affiliation>
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</mods:name>
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<mods:namePart id="B8C5C9B799A525A083347398A89EF8A8">Nakamura, Koh</mods:namePart>
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<mods:affiliation id="79FFC9241B86E813E4DC0B03FE5F56A4">Biodiversity Research Center, Academia Sinica, Nangang, Taipei 115, Taiwan. & Botanic Garden, Field Science Center for Northern Biosphere, Hokkaido University, Chuo-ku, Sapporo 060 - 0003, Japan (present address).</mods:affiliation>
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<mods:namePart id="C1A9A78CC8763578907F41C25D72BAC6">Murakami, Noriaki</mods:namePart>
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<mods:affiliation id="6AFF5AEBD9A606713FDC7F363BBBC987">Makino Herbarium, Graduate School of Science and Engineering, Tokyo Metropolitan University, 1 - 1 Minami-osawa, Hachioji, Tokyo. 192 - 0397, Japan.</mods:affiliation>
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<mods:namePart id="174606BDAFF3112C53424A3FE08D48B2">Yokota, Masatsugu</mods:namePart>
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<mods:affiliation id="398A30EB3B676CC1DA9216C4D2C8ACC6">Laboratory of Ecology and Systematics, Faculty of Science, University of the Ryukyus, Senbaru 1, Nishihara, Okinawa 903 - 0213, Japan.</mods:affiliation>
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<mods:title id="11B54959185DAC71D0257BA89A05C5E8">Phytotaxa</mods:title>
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<mods:part id="F65660F5544044914DC581A5EFDB1DBB">
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<mods:date id="C8603EA11C3D6D958B8D29E1E39F57A9">2015</mods:date>
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<mods:number id="528AABF89ED6924EE33ED26C3E84AA78">2015-06-25</mods:number>
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<mods:number id="3348A3ACFE894E319C0699B4634A464E">217</mods:number>
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<mods:number id="AFC29181310D885CDE7E130BD170344E">3</mods:number>
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<mods:start id="C9A5B1531A77F53A68D40ACE009C38B8">279</mods:start>
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<mods:url id="38F67C6E61EF94DBCC62D6E0DB9F5466">http://dx.doi.org/10.11646/phytotaxa.217.3.5</mods:url>
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<mods:identifier id="4612378043F29E3342BCCAB8FC84AD99" type="ISSN">1179-3163</mods:identifier>
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<treatment id="03C287DB723BFF8105F2FD522644FB56" LSID="urn:lsid:plazi:treatment:03C287DB723BFF8105F2FD522644FB56" httpUri="http://treatment.plazi.org/id/03C287DB723BFF8105F2FD522644FB56" lastPageId="7" lastPageNumber="286" pageId="6" pageNumber="285">
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<paragraph id="8BD436CD723BFF8005F2FD5225B6FD77" blockId="6.[136,654,664,689]" box="[136,654,664,689]" pageId="6" pageNumber="285">
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<heading id="D09C81A1723BFF8005F2FD5225B6FD77" box="[136,654,664,689]" fontSize="11" level="2" pageId="6" pageNumber="285" reason="3">
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<treatmentCitation id="0ACA10DC723BFF8005F2FD5225B1FD77" author="Hance, H. F." box="[136,649,664,689]" page=")" pageId="6" pageNumber="285" year="1851">
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<taxonomicName id="4C6B4D4E723BFF8005F2FD5225B1FD77" ID-CoL="787LH" authority="Hance (1851: 660)" authorityName="Hance" authorityPageNumber="660" authorityYear="1851" box="[136,649,664,689]" class="Magnoliopsida" family="Portulacaceae" genus="Portulaca" kingdom="Plantae" order="Caryophyllales" pageId="6" pageNumber="285" phylum="Tracheophyta" rank="species" species="psammotropha">
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<emphasis id="B91FEADF723BFF8005F2FD522696FD77" bold="true" box="[136,430,664,689]" italics="true" pageId="6" pageNumber="285">Portulaca psammotropha</emphasis>
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<bibRefCitation id="EFFA4B3C723BFF8004CEFD5225B1FD77" author="Hance, H. F." box="[436,649,664,689]" pageId="6" pageNumber="285" pagination="1 - 660" refId="ref5076" refString="Hance, H. F. (1851) Portulac psammotropha. In: Walpers, G. G. (Ed.) Annales Botanices Systematicae, vol. 2. Friedrich Hofmeister, Leipzig, pp. 1 - 660." type="book chapter" year="1851">Hance (1851: 660)</bibRefCitation>
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</taxonomicName>
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.
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</paragraph>
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<materialsCitation id="3B033C90723BFF8005F2FD2825E0FCDD" collectingDate="1831-04" collectionCode="K" country="Taiwan" location="Pratas Island" municipality="Wilford" pageId="6" pageNumber="285" specimenCode="K000340154" specimenCount="2" typeStatus="lectotype">
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<typeStatus id="54D0886F723BFF8005F2FD2827D0FD31" box="[136,232,738,759]" pageId="6" pageNumber="285" type="lectotype">Lectotype</typeStatus>
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(designated here):—
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<collectingCountry id="F37C765D723BFF8004CAFD28252CFD31" box="[432,532,738,759]" name="Taiwan" pageId="6" pageNumber="285">TAIWAN</collectingCountry>
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.
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<location id="8EB46016723BFF800764FD2825A4FD31" LSID="urn:lsid:plazi:treatment:03C287DB723BFF8105F2FD522644FB56:8EB46016723BFF800764FD2825A4FD31" box="[542,668,738,759]" country="Taiwan" municipality="Wilford" name="Pratas Island" pageId="6" pageNumber="285">Pratas Island</location>
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,
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<date id="FFD5100D723BFF8007DFFD282428FD31" box="[677,784,738,759]" pageId="6" pageNumber="285" value="1831-04">
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<collectingDate id="EF91E9E5723BFF8007DFFD282428FD31" box="[677,784,738,759]" pageId="6" pageNumber="285" value="1831-04">April 1831</collectingDate>
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</date>
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,
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<emphasis id="B91FEADF723BFF800661FD2824B3FD31" box="[795,907,738,759]" italics="true" pageId="6" pageNumber="285">
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<collectingMunicipality id="6BB0ACB7723BFF800661FD28245AFD31" box="[795,866,738,759]" pageId="6" pageNumber="285">Wilford</collectingMunicipality>
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s.n.
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||
</emphasis>
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(
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||
<collectionCode id="ED7AAE08723BFF8006E0FD282489FD31" box="[922,945,738,759]" country="United Kingdom" lsid="urn:lsid:biocol.org:col:15867" name="Royal Botanic Gardens" pageId="6" pageNumber="285" type="Herbarium">K</collectionCode>
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!, image of the
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||
<typeStatus id="54D0886F723BFF800145FD2823AFFD31" box="[1087,1175,738,759]" pageId="6" pageNumber="285" type="lectotype">lectotype</typeStatus>
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available at http://apps.kew. org/herbcat/getImage.do?imageBarcode=
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<specimenCode id="DBCD9EB6723BFF800737FCCC25F5FCDD" box="[589,717,774,795]" collectionCode="K" country="United Kingdom" lsid="urn:lsid:biocol.org:col:15867" name="Royal Botanic Gardens" pageId="6" pageNumber="285" type="Herbarium">K000340154</specimenCode>
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).
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<subSubSection id="C3716546723BFF8005F2FCE026E7FC41" pageId="6" pageNumber="285" type="description">
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<paragraph id="8BD436CD723BFF8005F2FCE02382FCF9" blockId="6.[136,1453,738,1155]" box="[136,1210,810,831]" pageId="6" pageNumber="285">
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=
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<taxonomicName id="4C6B4D4E723BFF8005E6FCE0265FFCF9" box="[156,359,810,831]" class="Magnoliopsida" family="Portulacaceae" genus="Portulaca" kingdom="Plantae" order="Caryophyllales" pageId="6" pageNumber="285" phylum="Tracheophyta" rank="species" species="quadrifida">
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||
<emphasis id="B91FEADF723BFF8005E6FCE0265FFCF9" box="[156,359,810,831]" italics="true" pageId="6" pageNumber="285">Portulaca quadrifida</emphasis>
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</taxonomicName>
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||
L.
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||
<taxonomicName id="4C6B4D4E723BFF8004F2FCE025F3FCF9" authority="Hayata (1911: 37)" authorityName="Hayata" authorityPageNumber="37" authorityYear="1911" box="[392,715,810,831]" pageId="6" pageNumber="285" rank="variety" variety="formosana">
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var.
|
||
<emphasis id="B91FEADF723BFF8004CBFCE02520FCF9" box="[433,536,810,831]" italics="true" pageId="6" pageNumber="285">formosana</emphasis>
|
||
Hayata (1911: 37)
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||
</taxonomicName>
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||
<emphasis id="B91FEADF723BFF8007ABFCE725E7FCF9" box="[721,735,813,831]" italics="true" pageId="6" pageNumber="285">≡</emphasis>
|
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<taxonomicName id="4C6B4D4E723BFF80079FFCE0238EFCF9" authority="(Hayata) Hayata (1917: 7)" authorityName="Hayata" authorityPageNumber="7" authorityYear="1917" baseAuthorityName="Hayata" box="[741,1206,810,831]" class="Magnoliopsida" family="Portulacaceae" genus="Portulaca" kingdom="Plantae" order="Caryophyllales" pageId="6" pageNumber="285" phylum="Tracheophyta" rank="species" species="formosana">
|
||
<emphasis id="B91FEADF723BFF80079FFCE0248AFCF9" box="[741,946,810,831]" italics="true" pageId="6" pageNumber="285">Portulaca formosana</emphasis>
|
||
(Hayata) Hayata (1917: 7)
|
||
</taxonomicName>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="8BD436CD723BFF8005F2FC8426E7FC41" blockId="6.[136,1453,738,1155]" pageId="6" pageNumber="285">
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||
Type:—
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<collectingCountry id="F37C765D723BFF8005AEFC84260EFCA5" box="[212,310,846,867]" name="Taiwan" pageId="6" pageNumber="285">TAIWAN</collectingCountry>
|
||
. Lanyu Island,
|
||
<date id="FFD5100D723BFF8004A8FC8425ACFCA5" box="[466,660,846,867]" pageId="6" pageNumber="285" value="1899-11-26">26 November 1899</date>
|
||
,
|
||
<emphasis id="B91FEADF723BFF8007DBFC84242AFCA5" box="[673,786,846,867]" italics="true" pageId="6" pageNumber="285">Miyake s.n.</emphasis>
|
||
(
|
||
<typeStatus id="54D0886F723BFF80065BFC84244FFCA5" box="[801,887,846,867]" pageId="6" pageNumber="285" type="holotype">holotype</typeStatus>
|
||
TAI!, image available at http://tai2.ntu.edu.tw/specimen/ specimen.php?taiid=T00380).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C3716546723BFF8005F2FC5C2506FC6D" box="[136,574,918,939]" pageId="6" pageNumber="285" type="reference_group">
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||
<paragraph id="8BD436CD723BFF8005F2FC5C2506FC6D" blockId="6.[136,1453,738,1155]" box="[136,574,918,939]" pageId="6" pageNumber="285">
|
||
=
|
||
<taxonomicName id="4C6B4D4E723BFF8005E6FC5C2502FC6D" ID-CoL="4M2B7" authority="Hosokawa (1932: 229)" authorityName="Hosokawa" authorityPageNumber="229" authorityYear="1932" box="[156,570,918,939]" class="Magnoliopsida" family="Portulacaceae" genus="Portulaca" kingdom="Plantae" order="Caryophyllales" pageId="6" pageNumber="285" phylum="Tracheophyta" rank="species" species="insularis">
|
||
<emphasis id="B91FEADF723BFF8005E6FC5C266EFC6D" box="[156,342,918,939]" italics="true" pageId="6" pageNumber="285">Portulaca insularis</emphasis>
|
||
Hosokawa (1932: 229)
|
||
</taxonomicName>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C3716546723BFF8005F2FC7026E3FC35" pageId="6" pageNumber="285" type="materials_examined">
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||
<paragraph id="8BD436CD723BFF8005F2FC7026E3FC35" blockId="6.[136,1453,738,1155]" pageId="6" pageNumber="285">
|
||
Type:—
|
||
<collectingCountry id="F37C765D723BFF8005AEFC70260EFC09" box="[212,310,954,975]" name="Taiwan" pageId="6" pageNumber="285">TAIWAN</collectingCountry>
|
||
. Liuchiuyu Island,
|
||
<date id="FFD5100D723BFF800491FC7025BBFC09" box="[491,643,954,975]" pageId="6" pageNumber="285" value="1930-08-01">01 August 1930</date>
|
||
,
|
||
<emphasis id="B91FEADF723BFF8007F1FC70241EFC09" box="[651,806,954,975]" italics="true" pageId="6" pageNumber="285">Hosokawa 1628</emphasis>
|
||
. (
|
||
<typeStatus id="54D0886F723BFF80064DFC7024B5FC09" box="[823,909,954,975]" pageId="6" pageNumber="285" type="holotype">holotype</typeStatus>
|
||
<collectionCode id="ED7AAE08723BFF8006EBFC702486FC09" box="[913,958,954,975]" country="Taiwan" httpUri="http://biocol.org/urn:lsid:biocol.org:col:15702" lsid="urn:lsid:biocol.org:col:15702" name="National Taiwan University" pageId="6" pageNumber="285" type="Herbarium">TAI</collectionCode>
|
||
!, image available at http://tai2.ntu.edu.tw/specimen/ specimen.php?taiid=118821).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C3716546723BFF8005F2FBC82543FBD1" box="[136,635,1026,1047]" pageId="6" pageNumber="285" type="reference_group">
|
||
<paragraph id="8BD436CD723BFF8005F2FBC82543FBD1" blockId="6.[136,1453,738,1155]" box="[136,635,1026,1047]" pageId="6" pageNumber="285">
|
||
<treatmentCitationGroup id="AB7B11E3723BFF8005F2FBC82543FBD1" box="[136,635,1026,1047]" pageId="6" pageNumber="285">
|
||
=
|
||
<treatmentCitation id="0ACA10DC723BFF8005E6FBC82524FBD1" author="Tuyama, T." box="[156,540,1026,1047]" page=")" pageId="6" pageNumber="285" year="1939">
|
||
<taxonomicName id="4C6B4D4E723BFF8005E6FBC82524FBD1" ID-CoL="4M279" authority="Tuyama (1939: 6)" authorityName="Tuyama" authorityPageNumber="6" authorityYear="1939" box="[156,540,1026,1047]" class="Magnoliopsida" family="Portulacaceae" genus="Portulaca" kingdom="Plantae" order="Caryophyllales" pageId="6" pageNumber="285" phylum="Tracheophyta" rank="species" species="boninensis" status="syn. nov.">
|
||
<emphasis id="B91FEADF723BFF8005E6FBC82651FBD1" box="[156,361,1026,1047]" italics="true" pageId="6" pageNumber="285">Portulaca boninensis</emphasis>
|
||
<bibRefCitation id="EFFA4B3C723BFF800414FBC82524FBD1" author="Tuyama, T." box="[366,540,1026,1047]" pageId="6" pageNumber="285" pagination="1 - 7" refId="ref6326" refString="Tuyama, T. (1939) Plantae Bonienses Novae Criticae. XII. The Botanical Magazine, Tokyo 53: 1 - 7. http: // dx. doi. org / 10.15281 / jplantres 1887.53.1" type="journal article" year="1939">Tuyama (1939: 6)</bibRefCitation>
|
||
</taxonomicName>
|
||
</treatmentCitation>
|
||
,
|
||
<emphasis id="B91FEADF723BFF80075DFBC82543FBD1" box="[551,635,1026,1047]" italics="true" pageId="6" pageNumber="285">
|
||
<taxonomicNameLabel id="A22C57A4723BFF80075DFBC82543FBD1" box="[551,635,1026,1047]" pageId="6" pageNumber="285">syn. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
</treatmentCitationGroup>
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C3716546723BFF8005F2FBEC2495FBFD" box="[136,941,1062,1083]" pageId="6" pageNumber="285" type="materials_examined">
|
||
<paragraph id="8BD436CD723BFF8005F2FBEC2495FBFD" blockId="6.[136,1453,738,1155]" box="[136,941,1062,1083]" pageId="6" pageNumber="285">
|
||
Type:—
|
||
<collectingCountry id="F37C765D723BFF8005AFFBEC261AFBFD" box="[213,290,1062,1083]" name="Japan" pageId="6" pageNumber="285">JAPAN</collectingCountry>
|
||
. Bonin, Chichijima Island,
|
||
<date id="FFD5100D723BFF800753FBEC259FFBFD" box="[553,679,1062,1083]" pageId="6" pageNumber="285" value="1905-07-24">24 July 1905</date>
|
||
,
|
||
<emphasis id="B91FEADF723BFF8007CBFBEC2427FBFD" box="[689,799,1062,1083]" italics="true" pageId="6" pageNumber="285">Hattori s.n.</emphasis>
|
||
(
|
||
<typeStatus id="54D0886F723BFF800651FBEC24B9FBFD" box="[811,897,1062,1083]" pageId="6" pageNumber="285" type="holotype">holotype</typeStatus>
|
||
<collectionCode id="ED7AAE08723BFF8006FCFBEC249AFBFD" box="[902,930,1062,1083]" country="Japan" name="Herbarium of the Department of Botany, University of Tokyo" pageId="6" pageNumber="285">TI</collectionCode>
|
||
!)
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C3716546723BFF8005F2FB802542FB99" box="[136,634,1098,1119]" pageId="6" pageNumber="285" type="reference_group">
|
||
<paragraph id="8BD436CD723BFF8005F2FB802542FB99" blockId="6.[136,1453,738,1155]" box="[136,634,1098,1119]" pageId="6" pageNumber="285">
|
||
=
|
||
<taxonomicName id="4C6B4D4E723BFF8005E6FB80254EFB99" ID-CoL="6W7KW" authority="Chun & How (1958: 8 - 9)" authorityName="Chun & How" authorityPageNumber="8 - 9" authorityYear="1958" box="[156,630,1098,1119]" class="Magnoliopsida" family="Portulacaceae" genus="Portulaca" kingdom="Plantae" order="Caryophyllales" pageId="6" pageNumber="285" phylum="Tracheophyta" rank="species" species="hainanensis">
|
||
<emphasis id="B91FEADF723BFF8005E6FB80264DFB99" box="[156,373,1098,1119]" italics="true" pageId="6" pageNumber="285">Portulaca hainanensis</emphasis>
|
||
Chun & How (1958: 8
|
||
<emphasis id="B91FEADF723BFF800728FB872558FB99" box="[594,608,1101,1119]" italics="true" pageId="6" pageNumber="285">−</emphasis>
|
||
9)
|
||
</taxonomicName>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C3716546723BFF8005F2FBA42430FB45" box="[136,776,1134,1155]" pageId="6" pageNumber="285" type="materials_examined">
|
||
<paragraph id="8BD436CD723BFF8005F2FBA42430FB45" blockId="6.[136,1453,738,1155]" box="[136,776,1134,1155]" pageId="6" pageNumber="285">
|
||
Type:—
|
||
<collectingCountry id="F37C765D723BFF8005ADFBA4261EFB45" box="[215,294,1134,1155]" name="China" pageId="6" pageNumber="285">CHINA</collectingCountry>
|
||
.
|
||
<collectingRegion id="49AFF82F723BFF800454FBA4264EFB45" box="[302,374,1134,1155]" country="China" name="Hainan" pageId="6" pageNumber="285">Hainan</collectingRegion>
|
||
,
|
||
<date id="FFD5100D723BFF8004FAFBA426DCFB45" box="[384,484,1134,1155]" pageId="6" pageNumber="285" value="1932-06">June 1932</date>
|
||
,
|
||
<emphasis id="B91FEADF723BFF800494FBA42565FB45" box="[494,605,1134,1155]" italics="true" pageId="6" pageNumber="285">How 70899</emphasis>
|
||
(
|
||
<typeStatus id="54D0886F723BFF800713FBA42587FB45" box="[617,703,1134,1155]" pageId="6" pageNumber="285" type="holotype">holotype</typeStatus>
|
||
<collectionCode id="ED7AAE08723BFF8007BFFBA425C0FB45" box="[709,760,1134,1155]" country="China" httpUri="http://biocol.org/urn:lsid:biocol.org:col:14836" lsid="urn:lsid:biocol.org:col:14836" name="Zhongshan (Sun Yatsen) University" pageId="6" pageNumber="285" type="Herbarium">SYS</collectionCode>
|
||
!).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C3716546723BFF8005F2FB7E2205FA47" pageId="6" pageNumber="285" type="description">
|
||
<paragraph id="8BD436CD723BFF8005F2FB7E2205FA47" blockId="6.[136,1452,1204,1913]" pageId="6" pageNumber="285">
|
||
<emphasis id="B91FEADF723BFF8005F2FB7E262AFB0B" bold="true" box="[136,274,1204,1229]" pageId="6" pageNumber="285">Description</emphasis>
|
||
:—Perennial herbs,
|
||
<quantity id="4C939B28723BFF80048EFB7E2560FB0B" box="[500,600,1204,1229]" metricMagnitude="-2" metricUnit="m" metricValue="6.5" metricValueMax="10.0" metricValueMin="3.0" pageId="6" pageNumber="285" unit="cm" value="6.5" valueMax="10.0" valueMin="3.0">
|
||
3
|
||
<emphasis id="B91FEADF723BFF800778FB7C252AFB0A" box="[514,530,1206,1228]" italics="true" pageId="6" pageNumber="285">−</emphasis>
|
||
10 cm
|
||
</quantity>
|
||
tall. Stems not articulated, diffuse, branched basally, ca.
|
||
<quantity id="4C939B28723BFF80019BFB7E221BFB0B" box="[1249,1315,1204,1229]" metricMagnitude="-3" metricUnit="m" metricValue="1.0" pageId="6" pageNumber="285" unit="mm" value="1.0">1 mm</quantity>
|
||
thick, basal stems woody, prostrate, upper stems herbaceous, upright, green. Root fleshy, much branched. Leaves spirally arranged or alternate, subsessile, with axillary hairs; leaf blade
|
||
<quantity id="4C939B28723BFF800794FB362475FAD3" box="[750,845,1276,1301]" metricMagnitude="-3" metricUnit="m" metricValue="2.5" metricValueMax="3.0" metricValueMin="2.0" pageId="6" pageNumber="285" unit="mm" value="2.5" valueMax="3.0" valueMin="2.0">2–3 mm</quantity>
|
||
thick, oblong to obovate,
|
||
<quantity id="4C939B28723BFF800103FB3623E0FAD3" box="[1145,1240,1276,1301]" metricMagnitude="-3" metricUnit="m" metricValue="6.5" metricValueMax="8.0" metricValueMin="5.0" pageId="6" pageNumber="285" unit="mm" value="6.5" valueMax="8.0" valueMin="5.0">5–8 mm</quantity>
|
||
long, base obtuse, apex obtuse or rounded. Flowers solitary, about
|
||
<quantity id="4C939B28723BFF8007CCFAEA2409FAFF" box="[694,817,1312,1337]" metricMagnitude="-2" metricUnit="m" metricValue="1.25" metricValueMax="1.5" metricValueMin="1.0" pageId="6" pageNumber="285" unit="mm" value="12.5" valueMax="15.0" valueMin="10.0">10–15 mm</quantity>
|
||
in diameter. Sepals 2, ovate-deltate, about
|
||
<quantity id="4C939B28723BFF80005CFAEA2252FAFF" box="[1318,1386,1312,1337]" metricMagnitude="-3" metricUnit="m" metricValue="2.0" pageId="6" pageNumber="285" unit="mm" value="2.0">2 mm</quantity>
|
||
long. Petals 5, obovate to narrowly obovate, lemon-colored, mostly without margins overlapping. Stamens 8–30. Ovary ovoid. Stigma usually trilobed or tetralobed rarely pentalobed; capsule glossy,
|
||
<quantity id="4C939B28723BFF800682FAA2236DFA47" box="[1016,1109,1384,1409]" metricMagnitude="-3" metricUnit="m" metricValue="3.0" metricValueMax="4.0" metricValueMin="2.0" pageId="6" pageNumber="285" unit="mm" value="3.0" valueMax="4.0" valueMin="2.0">2–4 mm</quantity>
|
||
long,
|
||
<quantity id="4C939B28723BFF8001E6FAA223C1FA47" box="[1180,1273,1384,1409]" metricMagnitude="-3" metricUnit="m" metricValue="2.5" metricValueMax="3.0" metricValueMin="2.0" pageId="6" pageNumber="285" unit="mm" value="2.5" valueMax="3.0" valueMin="2.0">2–3 mm</quantity>
|
||
wide.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C3716546723BFF8005C7FA4624C1FA0F" pageId="6" pageNumber="285" type="distribution">
|
||
<paragraph id="8BD436CD723BFF8005C7FA4624C1FA0F" blockId="6.[136,1452,1204,1913]" pageId="6" pageNumber="285">
|
||
<emphasis id="B91FEADF723BFF8005C7FA462677FA63" bold="true" box="[189,335,1420,1445]" pageId="6" pageNumber="285">Distribution</emphasis>
|
||
:—North Philippine (Batan Islands), South
|
||
<collectingCountry id="F37C765D723BFF800650FA462455FA63" box="[810,877,1420,1445]" name="China" pageId="6" pageNumber="285">China</collectingCountry>
|
||
Sea (
|
||
<collectingRegion id="49AFF82F723BFF8006DFFA4624C2FA63" box="[933,1018,1420,1445]" country="China" name="Hainan" pageId="6" pageNumber="285">Hainan</collectingRegion>
|
||
, Pratas Island), South
|
||
<collectingCountry id="F37C765D723BFF800190FA462204FA63" box="[1258,1340,1420,1445]" name="Taiwan" pageId="6" pageNumber="285">Taiwan</collectingCountry>
|
||
(Kenting, Liuciou, Lutao, Lanyu and the
|
||
<collectingRegion id="49AFF82F723BFF80049EFA7A2500FA0F" box="[484,568,1456,1481]" country="Taiwan" name="Penghu" pageId="6" pageNumber="285">Penghu</collectingRegion>
|
||
Islets), and Bonin (
|
||
<taxonomicName id="4C6B4D4E723BFF80066EFA7A24ACFA0F" authorityName="Gressitt" authorityYear="1937" box="[788,916,1456,1481]" class="Insecta" family="Cerambycidae" genus="Ogasawara" higherTaxonomySource="GBIF" kingdom="Animalia" order="Coleoptera" pageId="6" pageNumber="287" phylum="Arthropoda" rank="genus">Ogasawara</taxonomicName>
|
||
) Islands.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C3716546723BFF8105C7FA1E2644FB56" lastPageId="7" lastPageNumber="286" pageId="6" pageNumber="285" type="biology_ecology">
|
||
<paragraph id="8BD436CD723BFF8005C7FA1E2225FA2B" blockId="6.[136,1452,1204,1913]" box="[189,1309,1492,1517]" pageId="6" pageNumber="285">
|
||
<emphasis id="B91FEADF723BFF8005C7FA1E2624FA2B" bold="true" box="[189,284,1492,1517]" pageId="6" pageNumber="285">Ecology</emphasis>
|
||
:—On coastal rocky slopes and sandy beaches, xeric, saline, and exposed to direct sunlight.
|
||
</paragraph>
|
||
<paragraph id="8BD436CD723BFF8005C7FA32233BF8F7" blockId="6.[136,1452,1204,1913]" pageId="6" pageNumber="285">
|
||
<emphasis id="B91FEADF723BFF8005C7FA322675F9D7" bold="true" box="[189,333,1528,1553]" pageId="6" pageNumber="285">Typification</emphasis>
|
||
:—
|
||
<bibRefCitation id="EFFA4B3C723BFF800415FA322570F9D7" author="Hance, H. F." box="[367,584,1528,1553]" pageId="6" pageNumber="285" pagination="1 - 660" refId="ref5076" refString="Hance, H. F. (1851) Portulac psammotropha. In: Walpers, G. G. (Ed.) Annales Botanices Systematicae, vol. 2. Friedrich Hofmeister, Leipzig, pp. 1 - 660." type="book chapter" year="1851">Hance (1851: 660)</bibRefCitation>
|
||
provided a detailed diagnosis, the provenance (“
|
||
<emphasis id="B91FEADF723BFF800100FA32267BF9F3" italics="true" pageId="6" pageNumber="285">
|
||
Habitat in insula corallina
|
||
<emphasis id="B91FEADF723BFF8005F2F9D127A9F9F3" bold="true" box="[136,145,1563,1589]" italics="true" pageId="6" pageNumber="285">˵</emphasis>
|
||
Prata Island˝…
|
||
</emphasis>
|
||
”), and habitat (“
|
||
<emphasis id="B91FEADF723BFF80077FF9D6241EF9F3" box="[517,806,1564,1589]" italics="true" pageId="6" pageNumber="285">ad littora maris arenosas</emphasis>
|
||
”). There are
|
||
<specimenCount id="9D6DFD44723BFF8006B8F9D62367F9F3" box="[962,1119,1564,1589]" count="2" pageId="6" pageNumber="285" type="generic">two specimen</specimenCount>
|
||
at K (codes 000340153, and 000340154) collected by C. Wilford in “
|
||
<emphasis id="B91FEADF723BFF80073CF98A25EAF99F" box="[582,722,1600,1625]" italics="true" pageId="6" pageNumber="285">Prata Island</emphasis>
|
||
” (= Pratas Island) as reported in the label. However, the specimen code 000340153 (image available at http://apps.kew.org/herbcat/getImage.do?imageBarcode=K000340153) bears a plant collected in
|
||
<date id="FFD5100D723BFF800428F94226E8F967" box="[338,464,1672,1697]" pageId="6" pageNumber="285" value="1858-04">April 1858</date>
|
||
. As a consequence, it can be considered a post-1851 addition to the collection, it is not part of the original material for the name
|
||
<taxonomicName id="4C6B4D4E723BFF800722F966244EF903" authorityName="Hance" authorityYear="1851" box="[600,886,1708,1733]" class="Magnoliopsida" family="Portulacaceae" genus="Portulaca" kingdom="Plantae" order="Caryophyllales" pageId="6" pageNumber="285" phylum="Tracheophyta" rank="species" species="psammotropha">
|
||
<emphasis id="B91FEADF723BFF800722F966244EF903" box="[600,886,1708,1733]" italics="true" pageId="6" pageNumber="285">Portulaca psammotropha</emphasis>
|
||
</taxonomicName>
|
||
, and cannot be elegible as
|
||
<typeStatus id="54D0886F723BFF8001DEF9662233F903" box="[1188,1291,1708,1733]" pageId="6" pageNumber="285" type="lectotype">lectotype</typeStatus>
|
||
(arts. 9.2, and 9.3 of ICN,
|
||
<bibRefCitation id="EFFA4B3C723BFF80046BF91A26CBF92F" author="McNeill, J. & Barrie, F. R. & Buck, W. R. & Demoulin, V. & Greuter, D. L. & Hawksworth, D. L. & Herendeen, P. S. & Knapp, S. & Marhold, K. & Prado, J. & Proud'Homme van Reine, W. F. & Smith, J. F. & Wiersema, J. H." box="[273,499,1744,1769]" pageId="6" pageNumber="285" pagination="1 - 274" refId="ref5481" refString="McNeill, J., Barrie, F. R., Buck, W. R., Demoulin, V., Greuter, D. L., Hawksworth, D. L., Herendeen, P. S., Knapp, S., Marhold, K., Prado, J., Proud'Homme van Reine, W. F., Smith, J. F. & Wiersema, J. H. (Eds.) (2012) International Code of Nomenclature for algae, fungi and plants (Melbourne Code): Adopted by the Eighteenth International Botanical Congress, Melbourne, Australia, July 2011. Regnum Vegetabile 154: 1 - 274." type="journal article" year="2012">
|
||
McNeill
|
||
<emphasis id="B91FEADF723BFF80040CF91A2697F92F" box="[374,431,1744,1769]" italics="true" pageId="6" pageNumber="285">et al.</emphasis>
|
||
2012
|
||
</bibRefCitation>
|
||
). On the contrary, the other specimen bears a plant collected in 1831 so being useful for the lectotypification purposes. The morphological characteristics of the exsiccatum matches the Hance’s diagnosis, and it is here designated as the
|
||
<typeStatus id="54D0886F723BFF80049FF8D22574F8F7" box="[485,588,1816,1841]" pageId="6" pageNumber="285" type="lectotype">lectotype</typeStatus>
|
||
of the name
|
||
<taxonomicName id="4C6B4D4E723BFF8007A4F8D224C4F8F7" authorityName="Hance" authorityYear="1851" box="[734,1020,1816,1841]" class="Magnoliopsida" family="Portulacaceae" genus="Portulaca" kingdom="Plantae" order="Caryophyllales" pageId="6" pageNumber="285" phylum="Tracheophyta" rank="species" species="psammotropha">
|
||
<emphasis id="B91FEADF723BFF8007A4F8D224C4F8F7" box="[734,1020,1816,1841]" italics="true" pageId="6" pageNumber="285">Portulaca psammotropha</emphasis>
|
||
</taxonomicName>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="8BD436CD723BFF8005C7F8F627EDF8BF" blockId="6.[136,1452,1204,1913]" pageId="6" pageNumber="285">
|
||
<emphasis id="B91FEADF723BFF8005C7F8F62688F893" bold="true" box="[189,432,1852,1877]" pageId="6" pageNumber="285">Morphological notes</emphasis>
|
||
:—A diagnostic key to
|
||
<taxonomicName id="4C6B4D4E723BFF8007D3F8F624FDF893" authorityName="Hance" authorityYear="1851" box="[681,965,1852,1877]" class="Magnoliopsida" family="Portulacaceae" genus="Portulaca" kingdom="Plantae" order="Caryophyllales" pageId="6" pageNumber="285" phylum="Tracheophyta" rank="species" species="psammotropha">
|
||
<emphasis id="B91FEADF723BFF8007D3F8F624FDF893" box="[681,965,1852,1877]" italics="true" pageId="6" pageNumber="285">Portulaca psammotropha</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="4C6B4D4E723BFF8006AAF8F62372F893" authorityName="Roxburgh" authorityYear="1814" box="[976,1098,1852,1877]" class="Magnoliopsida" family="Portulacaceae" genus="Portulaca" kingdom="Plantae" order="Caryophyllales" pageId="6" pageNumber="285" phylum="Tracheophyta" rank="species" species="tuberosa">
|
||
<emphasis id="B91FEADF723BFF8006AAF8F62372F893" box="[976,1098,1852,1877]" italics="true" pageId="6" pageNumber="285">P.tuberosa</emphasis>
|
||
</taxonomicName>
|
||
, and
|
||
<taxonomicName id="4C6B4D4E723BFF8001F9F8F6221DF893" box="[1155,1317,1852,1877]" class="Magnoliopsida" family="Portulacaceae" genus="Portulaca" kingdom="Plantae" order="Caryophyllales" pageId="6" pageNumber="285" phylum="Tracheophyta" rank="species" species="okinawensis">
|
||
<emphasis id="B91FEADF723BFF8001F9F8F6221DF893" box="[1155,1317,1852,1877]" italics="true" pageId="6" pageNumber="285">P. okinawensis</emphasis>
|
||
</taxonomicName>
|
||
is presented below:
|
||
</paragraph>
|
||
<footnote id="E8702AC3723BFF8005F2F8692292F7ED" pageId="6" pageNumber="285">
|
||
<paragraph id="8BD436CD723BFF8005F2F8692292F7ED" blockId="6.[136,1451,1955,2091]" pageId="6" pageNumber="285">
|
||
1. Flowers surrounded by sparse hairs ...................................................................................................................................
|
||
<taxonomicName id="4C6B4D4E723BFF80003AF8692293F87E" authorityName="Roxburgh" authorityYear="1814" box="[1344,1451,1955,1976]" class="Magnoliopsida" family="Portulacaceae" genus="Portulaca" kingdom="Plantae" order="Caryophyllales" pageId="6" pageNumber="285" phylum="Tracheophyta" rank="species" species="tuberosa">
|
||
<emphasis id="B91FEADF723BFF80003AF8692293F87E" box="[1344,1451,1955,1976]" italics="true" pageId="6" pageNumber="285">P. tuberosa</emphasis>
|
||
</taxonomicName>
|
||
- Flowers without surrounded hairs......................................................................................................................................................2 2. Axillary hairs present ...............................................................................................................................................
|
||
<taxonomicName id="4C6B4D4E723BFF80007EF8172293F834" authorityName="Hance" authorityYear="1851" box="[1284,1451,2013,2034]" class="Magnoliopsida" family="Portulacaceae" genus="Portulaca" kingdom="Plantae" order="Caryophyllales" pageId="6" pageNumber="285" phylum="Tracheophyta" rank="species" species="psammotropha">
|
||
<emphasis id="B91FEADF723BFF80007EF8172293F834" box="[1284,1451,2013,2034]" italics="true" pageId="6" pageNumber="285">P. psammotropha</emphasis>
|
||
</taxonomicName>
|
||
- Axillary hairs absent...........................................................................................................................................................................3 3. Number of stamens more than 20; petals orange-yellow, obovate to narrowly obovate; stems reddish green....................................
|
||
</paragraph>
|
||
</footnote>
|
||
<paragraph id="8BD436CD723AFF8105ACFF6A2292FF73" blockId="7.[136,1450,160,238]" box="[214,1450,160,181]" pageId="7" pageNumber="286">
|
||
...........................................................................................................................................................
|
||
<taxonomicName id="4C6B4D4E723AFF810103FF6A2292FF73" authority="var. okinawensis" authorityName="var. okinawensis Walker et Tawada" authorityYear="1951" box="[1145,1450,160,181]" class="Magnoliopsida" family="Portulacaceae" genus="Portulaca" kingdom="Plantae" order="Caryophyllales" pageId="7" pageNumber="286" phylum="Tracheophyta" rank="variety" species="okinawensis" variety="okinawensis">
|
||
<emphasis id="B91FEADF723AFF810103FF6A223EFF73" box="[1145,1286,160,181]" italics="true" pageId="7" pageNumber="286">P. okinawensis</emphasis>
|
||
var.
|
||
<emphasis id="B91FEADF723AFF81004FFF6A2292FF73" box="[1333,1450,160,181]" italics="true" pageId="7" pageNumber="286">okinawensis</emphasis>
|
||
</taxonomicName>
|
||
</paragraph>
|
||
<paragraph id="8BD436CD723AFF8105F2FF762292FF28" blockId="7.[136,1450,160,238]" pageId="7" pageNumber="286">
|
||
- Number of stamens less than 15; petals lemon-coloured, obovate to oblanceolate; stems bright green ............................................. ..........................................................................................................................................................
|
||
<taxonomicName id="4C6B4D4E723AFF810107FF132292FF28" authorityName="Kokubugata, Koh Nakam. & Yokota" authorityYear="2013" box="[1149,1450,217,238]" class="Magnoliopsida" family="Portulacaceae" genus="Portulaca" kingdom="Plantae" order="Caryophyllales" pageId="7" pageNumber="286" phylum="Tracheophyta" rank="variety" species="okinawensis" variety="amamiensis">
|
||
<emphasis id="B91FEADF723AFF810107FF132232FF28" box="[1149,1290,217,238]" italics="true" pageId="7" pageNumber="286">P. okinawensis</emphasis>
|
||
var.
|
||
<emphasis id="B91FEADF723AFF810043FF132292FF28" box="[1337,1450,217,238]" italics="true" pageId="7" pageNumber="286">amamiensis</emphasis>
|
||
</taxonomicName>
|
||
</paragraph>
|
||
<paragraph id="8BD436CD723AFF8105F2FEDD23F3FDEA" blockId="7.[136,1455,279,1168]" pageId="7" pageNumber="286">
|
||
<emphasis id="B91FEADF723AFF8105F2FEDD264BFEF6" bold="true" box="[136,371,279,304]" pageId="7" pageNumber="286">Biogeography notes</emphasis>
|
||
:—Although the different climates, the floras of Bonin Islands (subtropics climate), and Ryukyus (subtropical climate) are considered similar from the phylogenetic point of view (
|
||
<bibRefCitation id="EFFA4B3C723AFF810683FEF12348FE92" author="Hara, H." box="[1017,1136,315,340]" pageId="7" pageNumber="286" pagination="1 - 96" refId="ref5119" refString="Hara, H. (1959) An outline of the phytogeography of Japan. In: Hara, H. & Kanai, H. (Eds.) Distribution maps of flowering plants in Japan, vol. 2. Inoue Book Co., Tokyo, pp. 1 - 96." type="book chapter" year="1959">Hara 1959</bibRefCitation>
|
||
,Yamazaki 1970).Therefore, it was unexpected that the species identified was not the Ryukyu endemic
|
||
<taxonomicName id="4C6B4D4E723AFF8106AAFE95234DFEBE" box="[976,1141,351,376]" class="Magnoliopsida" family="Portulacaceae" genus="Portulaca" kingdom="Plantae" order="Caryophyllales" pageId="7" pageNumber="286" phylum="Tracheophyta" rank="species" species="okinawensis">
|
||
<emphasis id="B91FEADF723AFF8106AAFE95234DFEBE" box="[976,1141,351,376]" italics="true" pageId="7" pageNumber="286">P. okinawensis</emphasis>
|
||
</taxonomicName>
|
||
, but
|
||
<taxonomicName id="4C6B4D4E723AFF8101D5FE95224BFEBE" authorityName="Hance" authorityYear="1851" box="[1199,1395,351,376]" class="Magnoliopsida" family="Portulacaceae" genus="Portulaca" kingdom="Plantae" order="Caryophyllales" pageId="7" pageNumber="286" phylum="Tracheophyta" rank="species" species="psammotropha">
|
||
<emphasis id="B91FEADF723AFF8101D5FE95224BFEBE" box="[1199,1395,351,376]" italics="true" pageId="7" pageNumber="286">P. psammotropha</emphasis>
|
||
</taxonomicName>
|
||
, that is commonly found in the Bonin Islands. The Bonin Islands represent the northwestern limit of the distribution area of
|
||
<taxonomicName id="4C6B4D4E723AFF8105D0FE6D2648FE06" authorityName="Hance" authorityYear="1851" box="[170,368,423,448]" class="Magnoliopsida" family="Portulacaceae" genus="Portulaca" kingdom="Plantae" order="Caryophyllales" pageId="7" pageNumber="286" phylum="Tracheophyta" rank="species" species="psammotropha">
|
||
<emphasis id="B91FEADF723AFF8105D0FE6D2648FE06" box="[170,368,423,448]" italics="true" pageId="7" pageNumber="286">P. psammotropha</emphasis>
|
||
</taxonomicName>
|
||
which was geographcally isolated from
|
||
<collectingRegion id="49AFF82F723AFF810631FE6D24A4FE06" box="[843,924,423,448]" country="China" name="Hainan" pageId="7" pageNumber="286">Hainan</collectingRegion>
|
||
Island of
|
||
<collectingCountry id="F37C765D723AFF81016DFE6D2365FE06" box="[1047,1117,423,448]" name="China" pageId="7" pageNumber="286">China</collectingCountry>
|
||
,
|
||
<collectingCountry id="F37C765D723AFF810111FE6D23F8FE06" box="[1131,1216,423,448]" name="Taiwan" pageId="7" pageNumber="286">Taiwan</collectingCountry>
|
||
, and the
|
||
<collectingCountry id="F37C765D723AFF810054FE6D2294FE06" box="[1326,1452,423,448]" name="Philippines" pageId="7" pageNumber="286">Philippines</collectingCountry>
|
||
(
|
||
<bibRefCitation id="EFFA4B3C723AFF8105EAFE01265DFE22" author="Chung, S. & Madulid, D. A. & Hsu, T." box="[144,357,459,484]" pageId="7" pageNumber="286" pagination="90 - 95" refId="ref4790" refString="Chung, S., Madulid, D. A. & Hsu, T. (2008) Portulaca psammotropha Hance (Portulacaceae), a neglected species in the flora of Taiwan and the Philippines. Taiwania 53: 90 - 95." type="journal article" year="2008">
|
||
Chung
|
||
<emphasis id="B91FEADF723AFF81059FFE012618FE22" box="[229,288,459,484]" italics="true" pageId="7" pageNumber="286">et al.</emphasis>
|
||
2008
|
||
</bibRefCitation>
|
||
). Since
|
||
<taxonomicName id="4C6B4D4E723AFF8104BBFE012509FE22" authorityName="Linnaeus" authorityYear="1753" box="[449,561,459,484]" class="Magnoliopsida" family="Portulacaceae" genus="Portulaca" kingdom="Plantae" order="Caryophyllales" pageId="7" pageNumber="286" phylum="Tracheophyta" rank="genus">
|
||
<emphasis id="B91FEADF723AFF8104BBFE012509FE22" box="[449,561,459,484]" italics="true" pageId="7" pageNumber="286">Portulaca</emphasis>
|
||
</taxonomicName>
|
||
is a tropical genus and
|
||
<taxonomicName id="4C6B4D4E723AFF81063CFE0124FDFE22" authorityName="Roxburgh" authorityYear="1814" box="[838,965,459,484]" class="Magnoliopsida" family="Portulacaceae" genus="Portulaca" kingdom="Plantae" order="Caryophyllales" pageId="7" pageNumber="286" phylum="Tracheophyta" rank="species" species="tuberosa">
|
||
<emphasis id="B91FEADF723AFF81063CFE0124FDFE22" box="[838,965,459,484]" italics="true" pageId="7" pageNumber="286">P. tuberosa</emphasis>
|
||
</taxonomicName>
|
||
(the sister species of
|
||
<taxonomicName id="4C6B4D4E723AFF8101B8FE0122BEFE22" authorityName="Hance" authorityYear="1851" box="[1218,1414,459,484]" class="Magnoliopsida" family="Portulacaceae" genus="Portulaca" kingdom="Plantae" order="Caryophyllales" pageId="7" pageNumber="286" phylum="Tracheophyta" rank="species" species="psammotropha">
|
||
<emphasis id="B91FEADF723AFF8101B8FE0122BEFE22" box="[1218,1414,459,484]" italics="true" pageId="7" pageNumber="286">P. psammotropha</emphasis>
|
||
</taxonomicName>
|
||
) is distributed in the Malesian and Pacific regions (
|
||
<bibRefCitation id="EFFA4B3C723AFF8107E6FE252471FDCE" author="Puy, D. J. D. & Telford, I. R. H. & Orchard, A. E." box="[668,841,495,520]" pageId="7" pageNumber="286" pagination="118 - 121" refId="ref5872" refString="Puy, D. J. D., Telford, I. R. H. & Orchard, A. E. (1993) Portulacaceae. In: George, A. S., Orchard, A. E. & Hewson, H. J. (Eds.) Flora of Australia, vol. 50. AGPS Press Publication, Canberra, pp. 118 - 121." type="book chapter" year="1993">
|
||
Puy
|
||
<emphasis id="B91FEADF723AFF8107AAFE252430FDCE" box="[720,776,495,520]" italics="true" pageId="7" pageNumber="286">et al.</emphasis>
|
||
1993
|
||
</bibRefCitation>
|
||
), we can hypothesized that the Bonin populations of
|
||
<taxonomicName id="4C6B4D4E723AFF8100EDFE252617FDEA" authorityName="Hance" authorityYear="1851" class="Magnoliopsida" family="Portulacaceae" genus="Portulaca" kingdom="Plantae" order="Caryophyllales" pageId="7" pageNumber="286" phylum="Tracheophyta" rank="species" species="psammotropha">
|
||
<emphasis id="B91FEADF723AFF8100EDFE252617FDEA" italics="true" pageId="7" pageNumber="286">P. psammotropha</emphasis>
|
||
</taxonomicName>
|
||
were derived from ancestral southern populations from
|
||
<collectingCountry id="F37C765D723AFF8106DEFDD924CEFDEA" box="[932,1014,531,556]" name="Taiwan" pageId="7" pageNumber="286">Taiwan</collectingCountry>
|
||
or the
|
||
<collectingCountry id="F37C765D723AFF81013FFDD923FFFDEA" box="[1093,1223,531,556]" name="Philippines" pageId="7" pageNumber="286">Philippines</collectingCountry>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="8BD436CD723AFF8105C7FDFD2644FB56" blockId="7.[136,1455,279,1168]" pageId="7" pageNumber="286">
|
||
The Bonin Islands were formed during the Paleocene (66 Ma to 56 Ma) and rose above sea level before the middle Pleistocene, about 0.8 Ma to 0.1 Ma (
|
||
<bibRefCitation id="EFFA4B3C723AFF8107E2FD912404FDB2" author="Kaizuka, S." box="[664,828,603,628]" pageId="7" pageNumber="286" pagination="29 - 34" refId="ref5323" refString="Kaizuka, S. (1977) Geology and geomorphology of the Bonin Islands. Ogasawara-Kenkyu-Nenpo 1: 29 - 34. [in Japanese]" type="journal article" year="1977">Kaizuka 1977</bibRefCitation>
|
||
,
|
||
<bibRefCitation id="EFFA4B3C723AFF810630FD912341FDB2" author="Imaizumi, T. & Tamura, T." box="[842,1145,603,628]" pageId="7" pageNumber="286" pagination="3 - 11" refId="ref5174" refString="Imaizumi, T. & Tamura, T. (1984) Geomorphology of the Chichijima and Hahajima Islands. Ogasawara-Kenkyu-Nenpo 7: 3 - 11. [in Japanese]" type="journal article" year="1984">Imaizumi & Tamura 1984</bibRefCitation>
|
||
). They are oceanic islands that have never been land-connected with other islands/landmasses. So,
|
||
<taxonomicName id="4C6B4D4E723AFF8106C3FDB52345FD5E" authorityName="Hance" authorityYear="1851" box="[953,1149,639,664]" class="Magnoliopsida" family="Portulacaceae" genus="Portulaca" kingdom="Plantae" order="Caryophyllales" pageId="7" pageNumber="286" phylum="Tracheophyta" rank="species" species="psammotropha">
|
||
<emphasis id="B91FEADF723AFF8106C3FDB52345FD5E" box="[953,1149,639,664]" italics="true" pageId="7" pageNumber="286">P. psammotropha</emphasis>
|
||
</taxonomicName>
|
||
must have migrated to the Bonin Islands oversea. The species has dry dehiscent fruits and its seeds are
|
||
<quantity id="4C939B28723AFF810690FD69234AFD7A" box="[1002,1138,675,700]" metricMagnitude="-4" metricUnit="m" metricValue="6.499999999999999" metricValueMax="7.0" metricValueMin="6.0" pageId="7" pageNumber="286" unit="mm" value="0.6499999999999999" valueMax="0.7" valueMin="0.6">0.6–0.7 mm</quantity>
|
||
in diameter (
|
||
<bibRefCitation id="EFFA4B3C723AFF810072FD692290FD7A" author="Tuyama, T." box="[1288,1448,675,700]" pageId="7" pageNumber="286" pagination="1 - 7" refId="ref6326" refString="Tuyama, T. (1939) Plantae Bonienses Novae Criticae. XII. The Botanical Magazine, Tokyo 53: 1 - 7. http: // dx. doi. org / 10.15281 / jplantres 1887.53.1" type="journal article" year="1939">Tuyama 1939</bibRefCitation>
|
||
,
|
||
<bibRefCitation id="EFFA4B3C723AFF8105F2FD0D2660FD26" author="Chung, S. & Madulid, D. A. & Hsu, T." box="[136,344,711,736]" pageId="7" pageNumber="286" pagination="90 - 95" refId="ref4790" refString="Chung, S., Madulid, D. A. & Hsu, T. (2008) Portulaca psammotropha Hance (Portulacaceae), a neglected species in the flora of Taiwan and the Philippines. Taiwania 53: 90 - 95." type="journal article" year="2008">
|
||
Chung
|
||
<emphasis id="B91FEADF723AFF8105A0FD0D262BFD26" box="[218,275,711,736]" italics="true" pageId="7" pageNumber="286">et al.</emphasis>
|
||
2008
|
||
</bibRefCitation>
|
||
). Given that seeds in
|
||
<taxonomicName id="4C6B4D4E723AFF810730FD0D2582FD26" authorityName="Linnaeus" authorityYear="1753" box="[586,698,711,736]" class="Magnoliopsida" family="Portulacaceae" genus="Portulaca" kingdom="Plantae" order="Caryophyllales" pageId="7" pageNumber="286" phylum="Tracheophyta" rank="genus">
|
||
<emphasis id="B91FEADF723AFF810730FD0D2582FD26" box="[586,698,711,736]" italics="true" pageId="7" pageNumber="286">Portulaca</emphasis>
|
||
</taxonomicName>
|
||
do not float,
|
||
<bibRefCitation id="EFFA4B3C723AFF810628FD0D2338FD26" author="Geesink, T." box="[850,1024,711,736]" pageId="7" pageNumber="286" pagination="276 - 301" refId="ref5047" refString="Geesink, T. (1969) An account of the genus Portulaca in Indo-Australia and the Pacific (Portulacaceae). Blumea 17: 276 - 301." type="journal article" year="1969">Geesink (1969)</bibRefCitation>
|
||
suggested three possible mechanisms for oversea dispersal: 1) attachment to drifting wood, 2) exo- and/or endozoochory, or 3) artificial dispersal. Artificial dispersal is unlikely because Minami-io-jima has not been inhabited and few naturalized plants have been found in the island (
|
||
<bibRefCitation id="EFFA4B3C723AFF81047DFCF926F0FC8A" author="Kato, H. & Horikoshi, K. & Shumiya, T. & Amano, K. & Munakata, M. & Katoh, S. & Karube, H. & Nakano, H. & Kachi, N." box="[263,456,819,844]" pageId="7" pageNumber="286" pagination="1 - 29" refId="ref5205" refString="Kato, H., Horikoshi, K., Shumiya, T., Amano, K., Munakata, M., Katoh, S., Karube, H., Nakano, H. & Kachi, N. (2008) Overview of expedition of nature environment on Minami-iwo-to Island. Ogasawara Research 33: 1 - 29. [in Japanese with English abstract]" type="journal article" year="2008">
|
||
Kato
|
||
<emphasis id="B91FEADF723AFF810432FCF926BBFC8A" box="[328,387,819,844]" italics="true" pageId="7" pageNumber="286">et al.</emphasis>
|
||
2008
|
||
</bibRefCitation>
|
||
). On the other hand, seeds of some
|
||
<taxonomicName id="4C6B4D4E723AFF81061DFCF92309FC8A" box="[871,1073,819,844]" pageId="7" pageNumber="286">
|
||
<emphasis id="B91FEADF723AFF81061DFCF924EFFC8A" box="[871,983,819,844]" italics="true" pageId="7" pageNumber="286">Portulaca</emphasis>
|
||
species
|
||
</taxonomicName>
|
||
remained viable after floating in seawater for a few weeks (
|
||
<bibRefCitation id="EFFA4B3C723AFF8104C5FC9D2569FCB6" author="Ridley, H. N." box="[447,593,855,880]" pageId="7" pageNumber="286" refId="ref5947" refString="Ridley, H. N. (1930) The Dispersal of Plants Throughout the World. L. Reeve and Co., Ashford, Kent, 744 pp." type="book" year="1930">Ridley 1930</bibRefCitation>
|
||
).
|
||
<taxonomicName id="4C6B4D4E723AFF81071DFC9D2414FCB6" authorityName="Hance" authorityYear="1851" box="[615,812,855,880]" class="Magnoliopsida" family="Portulacaceae" genus="Portulaca" kingdom="Plantae" order="Caryophyllales" pageId="7" pageNumber="286" phylum="Tracheophyta" rank="species" species="psammotropha">
|
||
<emphasis id="B91FEADF723AFF81071DFC9D2414FCB6" box="[615,812,855,880]" italics="true" pageId="7" pageNumber="286">P. psammotropha</emphasis>
|
||
</taxonomicName>
|
||
occurs in coastal rocky slopes in
|
||
<collectingCountry id="F37C765D723AFF8101CDFC9D2231FCB6" box="[1207,1289,855,880]" name="Taiwan" pageId="7" pageNumber="286">Taiwan</collectingCountry>
|
||
(
|
||
<bibRefCitation id="EFFA4B3C723AFF810061FC9D27FCFC52" author="Chung, S. & Madulid, D. A. & Hsu, T." pageId="7" pageNumber="286" pagination="90 - 95" refId="ref4790" refString="Chung, S., Madulid, D. A. & Hsu, T. (2008) Portulaca psammotropha Hance (Portulacaceae), a neglected species in the flora of Taiwan and the Philippines. Taiwania 53: 90 - 95." type="journal article" year="2008">
|
||
Chung
|
||
<emphasis id="B91FEADF723AFF81000BFC9D2294FCB6" box="[1393,1452,855,880]" italics="true" pageId="7" pageNumber="286">et al.</emphasis>
|
||
2008
|
||
</bibRefCitation>
|
||
), and the Bonin Islands (
|
||
<bibRefCitation id="EFFA4B3C723AFF810499FCB12596FC52" author="Fujita, T. & Takayama, K. & Shumiya, T. & Kato, H." box="[483,686,891,916]" pageId="7" pageNumber="286" pagination="49 - 62" refId="ref5000" refString="Fujita, T., Takayama, K., Shumiya, T. & Kato, H. (2008) Overview of expedition of nature environment on Minami-iwo-to Island. Ogasawara Research 33: 49 - 62. [in Japanese with English abstract]" type="journal article" year="2008">
|
||
Fujita
|
||
<emphasis id="B91FEADF723AFF81074AFCB12552FC52" box="[560,618,891,916]" italics="true" pageId="7" pageNumber="286">et al.</emphasis>
|
||
2008
|
||
</bibRefCitation>
|
||
, G. Kokubugata, pers. observ.). Therefore, we consider sea-current dispersal a likely scenario to explain the occurrence of the species in the Bonin Islands. The Kuroshio Current washes
|
||
<collectingCountry id="F37C765D723AFF8105F2FC0927E2FC1A" box="[136,218,963,988]" name="Taiwan" pageId="7" pageNumber="286">Taiwan</collectingCountry>
|
||
and the northern
|
||
<collectingCountry id="F37C765D723AFF8104E7FC092526FC1A" box="[413,542,963,988]" name="Philippines" pageId="7" pageNumber="286">Philippines</collectingCountry>
|
||
, flowing northward along the Ryukyu and Japanese archipelagos and periodically meanders from
|
||
<collectingCountry id="F37C765D723AFF81044CFC2D264EFBC6" box="[310,374,999,1024]" name="Japan" pageId="7" pageNumber="286">Japan</collectingCountry>
|
||
proper toward the Bonin Islands. The Kuroshio Current is a likely medium, although the absence of the species in the Ryukyus needs to be explained by assuming extinction or haphazard results. Long dispersal with exo- and/or endozoochory by migratory birds is also possible. Further studies, especially phylogeographic/population genetic studies, on plants showing similar distribution patterns could be used to explore the migratory origin and route of Bonin populations.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |