treatments-xml/data/03/A7/80/03A78005147A6F489AC49FCAFB1BFB22.xml
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<document id="A16F4E31E50DF692D3AD382E697A3C79" ID-CLB-Dataset="3594" ID-DOI="10.11646/phytotaxa.525.1.1" ID-GBIF-Dataset="3e2dc366-0529-41cd-ac5a-f3653df072bd" ID-ISSN="1179-3163" ID-Zenodo-Dep="5681778" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1636615717293" checkinUser="plazi" docAuthor="Zhao, Ting, Zuo, Zheng-Yu, Ebihara, Atsushi, Nakato, Narumi, Soejima, Akiko, Li, De-Zhu, Wen, Jun &amp; Lu, Jin-Mei" docDate="2021" docId="03A78005147A6F489AC49FCAFB1BFB22" docLanguage="en" docName="phytotaxa.525.1.1.pdf" docOrigin="Phytotaxa 525 (1)" docStyle="DocumentStyle:96748F8F1B6C902996E134952A3A36B9.7:Phytotaxa.2014-.journal_article" docStyleId="96748F8F1B6C902996E134952A3A36B9" docStyleName="Phytotaxa.2014-.journal_article" docStyleVersion="7" docTitle="Adiantum japonicum T. Zhao, Z. Y. Zuo, J. Wen &amp; Jin Mei Lu 2021, sp. nov." docType="treatment" docVersion="8" lastPageNumber="8" masterDocId="FF9EF87D147C6F4F9A4C9F3EFFB3FF8A" masterDocTitle="Adiantum japonicum, a new species of the Adiantum pedatum complex (Pteridaceae) from Japan" masterLastPageNumber="14" masterPageNumber="1" pageNumber="7" updateTime="1699468151193" updateUser="ExternalLinkService" zenodo-license-figures="UNSPECIFIED" zenodo-license-treatments="UNSPECIFIED">
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<mods:title id="C1ABC854473001AE05098122161372B2">Adiantum japonicum, a new species of the Adiantum pedatum complex (Pteridaceae) from Japan</mods:title>
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<mods:namePart id="976ECC34EB704A2149E43C0E98826C8E">Zhao, Ting</mods:namePart>
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<mods:affiliation id="6175EABD4AEB72B216EC3A8A743E3FB7">College of Life Sciences, Shaanxi Normal University, Xian 710062, China &amp; Germplasm Bank of Wild Species, Kunming Institute of Botany, Chinese Academy of Sciences, Kunming, Yunnan, 650201, China &amp; zhaoting @ mail. kib. ac. cn; https: // orcid. org / 0000 - 0001 - 8000 - 886 X</mods:affiliation>
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<mods:namePart id="018A0A65E5C39A05EE17042D501AF103">Zuo, Zheng-Yu</mods:namePart>
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<mods:affiliation id="CEE3589CCA53E54F83C00F594465CD7E">Germplasm Bank of Wild Species, Kunming Institute of Botany, Chinese Academy of Sciences, Kunming, Yunnan, 650201, China &amp; zuozhengyu @ mail. kib. ac. cn; https: // orcid. org / 0000 - 0002 - 8334 - 6132</mods:affiliation>
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<mods:namePart id="1B4B8193F7A219ECA275F923F61A3BAE">Ebihara, Atsushi</mods:namePart>
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<mods:affiliation id="5F6DDB0938234D03A1F1BEF61C34D5C5">Department of Botany, National Museum of Nature and Science, 4 - 1 - 1 Amakubo, Tsukuba, Ibaraki 305 - 0005, Japan &amp; ebihara @ kahaku. go. jp; https: // orcid. org / 0000 - 0002 - 7380 - 3598</mods:affiliation>
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<mods:namePart id="26B93F2437FA6CA83DA83DB30CECB1FD">Nakato, Narumi</mods:namePart>
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<mods:namePart id="368CDB696EE1870B7C10716C335C6E0A">Soejima, Akiko</mods:namePart>
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<mods:affiliation id="785BED36D2138C741F89D382A632939D">Department of Biological Science, Faculty of Advanced Science and Technology, KumamotoUniversity, Kumamoto 860 - 8555, Japan &amp; soejima @ kumamoto-u. ac. jp; https: // orcid. org / 0000 - 0002 - 0013 - 7045</mods:affiliation>
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<mods:namePart id="DCB644347DD8964FF58A5435CDB50FAD">Li, De-Zhu</mods:namePart>
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<mods:namePart id="DD8545F08EE182EEC69304900E02AF7F">Wen, Jun</mods:namePart>
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<mods:affiliation id="DE435B03C526ABA4093D1CF26A91BE81">Department of Botany, National Museum of Natural History, MRC 166, Smithsonian Institution, Washington, D. C. 20013 - 7012 USA &amp; WENJ @ si. edu; https: // orcid. org / 0000 - 0001 - 6353 - 522 X</mods:affiliation>
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<mods:namePart id="64536CE728B44BF180F75B7469408F00">Lu, Jin-Mei</mods:namePart>
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<mods:affiliation id="B53968D53E8A9A98D529F5BB73EFD8A6">Germplasm Bank of Wild Species, Kunming Institute of Botany, Chinese Academy of Sciences, Kunming, Yunnan, 650201, China &amp; lujinmei @ mail. kib. ac. cn; https: // orcid. org / 0000 - 0002 - 5721 - 7812</mods:affiliation>
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<mods:title id="B25C2B32C58F6E1A2A9E4726BB6BE345">Phytotaxa</mods:title>
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<mods:date id="3484F112159CCEA2FCEAFBFFFBC6CCC5">2021</mods:date>
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<mods:number id="1C39FD87D7927716A0483BA38982EF20">525</mods:number>
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<treatment id="03A78005147A6F489AC49FCAFB1BFB22" ID-DOI="http://doi.org/10.5281/zenodo.5699615" ID-GBIF-Taxon="190304894" ID-Zenodo-Dep="5699615" LSID="urn:lsid:plazi:treatment:03A78005147A6F489AC49FCAFB1BFB22" httpUri="http://treatment.plazi.org/id/03A78005147A6F489AC49FCAFB1BFB22" lastPageId="7" lastPageNumber="8" pageId="6" pageNumber="7">
<subSubSection id="C3146298147A6F499AC49FCAFBB6FE84" box="[136,1029,244,271]" pageId="6" pageNumber="7" type="nomenclature">
<paragraph id="8BB13113147A6F499AC49FCAFBB6FE84" blockId="6.[136,1029,244,271]" box="[136,1029,244,271]" pageId="6" pageNumber="7">
<heading id="D0F9867F147A6F499AC49FCAFBB6FE84" box="[136,1029,244,271]" fontSize="11" level="2" pageId="6" pageNumber="7" reason="3">
<taxonomicName id="4C0E4A90147A6F499AC49FCAFCFEFE85" ID-CoL="8SKMN" authority="T. Zhao, Z. Y. Zuo, J. Wen &amp; Jin Mei Lu" authorityName="T. Zhao, Z. Y. Zuo, J. Wen &amp; Jin Mei Lu" authorityYear="2021" box="[136,845,244,271]" class="Polypodiopsida" family="Pteridaceae" genus="Adiantum" kingdom="Plantae" order="Polypodiales" pageId="6" pageNumber="7" phylum="Tracheophyta" rank="species" species="japonicum" status="sp. nov.">
<emphasis id="B97AED01147A6F499AC49FCAFECEFE84" bold="true" box="[136,381,244,271]" italics="true" pageId="6" pageNumber="7">Adiantum japonicum</emphasis>
T. Zhao, Z. Y. Zuo, J. Wen &amp; Jin Mei Lu
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,
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<emphasis id="B97AED01147A6F4999149FCBFCC2FE84" box="[856,881,245,270]" italics="true" pageId="6" pageNumber="7">sp</emphasis>
.
<emphasis id="B97AED01147A6F4999339FCBFC14FE84" box="[895,935,245,270]" italics="true" pageId="6" pageNumber="7">nov</emphasis>
.
</taxonomicNameLabel>
, Fig. 3.
</heading>
</paragraph>
</subSubSection>
<subSubSection id="C3146298147A6F499AC49E7EFD83FEF0" pageId="6" pageNumber="7" type="materials_examined">
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<emphasis id="B97AED01147A6F499AC49E7EFF69FEDF" bold="true" box="[136,218,320,341]" pageId="6" pageNumber="7">Type:—</emphasis>
<materialsCitation id="3B663B4E147A6F499A969E7EFD83FEF0" ID-GBIF-Occurrence="3400712302" collectingDate="1978-06-02" collectorName="Y. Tateishi &amp; J. Murata" country="Japan" county="Central Honshu" elevation="200" location="Nakagawa" municipality="Ukyo-ku" pageId="6" pageNumber="7" specimenCount="1" stateProvince="Kyoto" typeStatus="holotype">
<collectingCountry id="F3197183147A6F499A969E7EFE95FEDF" box="[218,294,320,341]" name="Japan" pageId="6" pageNumber="7">JAPAN</collectingCountry>
.
<collectingCounty id="62D0499F147A6F499B639E7EFE79FEDC" box="[303,458,320,342]" pageId="6" pageNumber="7">Central Honshu</collectingCounty>
:
<collectingRegion id="49CAFFF1147A6F499B989E7EFDF4FEDC" box="[468,583,320,342]" country="Japan" name="Kyoto" pageId="6" pageNumber="7">Kyoto Pref.</collectingRegion>
,
<collectingMunicipality id="6BD5AB69147A6F49981C9E7EFD1BFEDC" box="[592,680,320,342]" pageId="6" pageNumber="7">Ukyo-ku</collectingMunicipality>
,
<location id="8ED167C8147A6F4998FE9E7EFCA9FEDC" LSID="urn:lsid:plazi:treatment:03A78005147A6F489AC49FCAFB1BFB22:8ED167C8147A6F4998FE9E7EFCA9FEDC" box="[690,794,320,342]" country="Japan" county="Central Honshu" municipality="Ukyo-ku" name="Nakagawa" pageId="6" pageNumber="7" stateProvince="Kyoto">Nakagawa</location>
, ca
<quantity id="4CF69CF6147A6F4999739E7EFCCFFEDF" box="[831,892,320,341]" metricMagnitude="2" metricUnit="m" metricValue="2.0" pageId="6" pageNumber="7" unit="m" value="200.0">
<elevation id="0023D620147A6F4999739E7EFCCFFEDF" box="[831,892,320,341]" metricMagnitude="2" metricUnit="m" metricValue="2.0" pageId="6" pageNumber="7" unit="m" value="200.0">200 m</elevation>
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alt.,
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<collectingDate id="EFF4EE3B147A6F4999E09E7EFB90FEDF" box="[940,1059,320,341]" pageId="6" pageNumber="7" value="1978-06-02">2 June 1978</collectingDate>
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,
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<collectorName id="26FB54C5147A6F499E619E7EFB3CFEDF" box="[1069,1167,320,341]" pageId="6" pageNumber="7">Y. Tateishi</collectorName>
et
<collectorName id="26FB54C5147A6F499EE19E7EFABFFEDF" box="[1197,1292,320,341]" pageId="6" pageNumber="7">J. Murata</collectorName>
4141
</emphasis>
(
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: KUN!; isotypes: TNS!, NCU!, WAG!)
</materialsCitation>
</paragraph>
</subSubSection>
<subSubSection id="C3146298147A6F489AC49EB9FB1BFB22" lastPageId="7" lastPageNumber="8" pageId="6" pageNumber="7" type="diagnosis">
<paragraph id="8BB13113147A6F499AC49EB9FEB1FE48" blockId="6.[136,1452,320,450]" pageId="6" pageNumber="7">
<emphasis id="B97AED01147A6F499AC49EB9FF40FE17" bold="true" box="[136,243,391,413]" pageId="6" pageNumber="7">Diagnosis:</emphasis>
<taxonomicName id="4C0E4A90147A6F499B479EB6FE65FE17" box="[267,470,392,413]" class="Polypodiopsida" family="Pteridaceae" genus="Adiantum" kingdom="Plantae" order="Polypodiales" pageId="6" pageNumber="7" phylum="Tracheophyta" rank="species" species="japonicum">
<emphasis id="B97AED01147A6F499B479EB6FE65FE17" box="[267,470,392,413]" italics="true" pageId="6" pageNumber="7">Adiantum japonicum</emphasis>
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is similar to
<taxonomicName id="4C0E4A90147A6F4998129EB6FD7CFE17" box="[606,719,392,413]" class="Polypodiopsida" family="Pteridaceae" genus="Adaintum" kingdom="Plantae" order="Polypodiales" pageId="6" pageNumber="7" phylum="Tracheophyta" rank="species" species="pedatum">
<emphasis id="B97AED01147A6F4998129EB6FD7CFE17" box="[606,719,392,413]" italics="true" pageId="6" pageNumber="7">A. pedatum</emphasis>
</taxonomicName>
, but it is distinguished from the latter by the erect rhizome and clustered fronds.
</paragraph>
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<emphasis id="B97AED01147A6F499AC499EFFF4EF96D" bold="true" box="[136,253,1745,1767]" pageId="6" pageNumber="7">FIGURE.</emphasis>
<typeStatus id="54B58FB1147A6F499B4F99ECFEEFF962" box="[259,348,1746,1768]" pageId="6" pageNumber="7" type="holotype">Holotype</typeStatus>
of
<taxonomicName id="4C0E4A90147A6F499B3099ECFDF6F96D" box="[380,581,1746,1767]" class="Polypodiopsida" family="Pteridaceae" genus="Adiantum" kingdom="Plantae" order="Polypodiales" pageId="6" pageNumber="7" phylum="Tracheophyta" rank="species" species="japonicum">
<emphasis id="B97AED01147A6F499B3099ECFDF6F96D" box="[380,581,1746,1767]" italics="true" pageId="6" pageNumber="7">Adiantum japonicum</emphasis>
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.
</paragraph>
</caption>
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Plants deciduous,
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tall. Rhizome erect; scales bronzy deep yellow, broadly lanceolate, margins entire. Fronds lax-arching, closely spaced clustered; petiole
<quantity id="4CF69CF6147A6F4998D99804FD45F8DE" box="[661,758,1850,1876]" metricMagnitude="-3" metricUnit="m" metricValue="1.5" metricValueMax="2.0" metricValueMin="1.0" pageId="6" pageNumber="7" unit="mm" value="1.5" valueMax="2.0" valueMin="1.0">12 mm</quantity>
diam., castaneous, glabrous. Lamina pedately dichotomous, 1532 ×
<quantity id="4CF69CF6147A6F499AA79860FEEEF8F2" box="[235,349,1886,1913]" metricMagnitude="-1" metricUnit="m" metricValue="2.5" metricValueMax="3.5" metricValueMin="1.5" pageId="6" pageNumber="7" unit="cm" value="25.0" valueMax="35.0" valueMin="15.0">1535 cm</quantity>
, glabrous; pinnae 1-pinnate distally. Pinnae 38 pairs, oblong-lanceolate; inner pinnae up to 1532 ×
<quantity id="4CF69CF6147A6F499AEC98BCFE92F816" box="[160,289,1922,1949]" metricMagnitude="-2" metricUnit="m" metricValue="3.0" metricValueMax="4.5" metricValueMin="1.5" pageId="6" pageNumber="7" unit="cm" value="3.0" valueMax="4.5" valueMin="1.5">1.54.5 cm</quantity>
, outer pinnae slightly shorter; rachises castaneous, glabrous. Pinnules 1745 pairs per pinna, alternate, obliquely spreading, herbaceous, green, both surfaces glabrous, oblong, ca. 3 times as long as broad; basal pinnules slightly smaller, flabellate or semi-orbicular, with longer petiolule; basiscopic margin straight; acroscopic margin lobed, lobes separated by
<quantity id="4CF69CF6147A6F499BE498D0FDAAF782" box="[424,537,2030,2056]" metricMagnitude="-4" metricUnit="m" metricValue="6.5" metricValueMax="10.0" metricValueMin="3.0" pageId="6" pageNumber="7" unit="mm" value="0.65" valueMax="1.0" valueMin="0.3">0.31 mm</quantity>
incisions, margins of lobes crenulate or crenate-denticulate; petiolule
<quantity id="4CF69CF6147A6F499F6998D0FA1FF782" box="[1317,1452,2030,2056]" metricMagnitude="-3" metricUnit="m" metricValue="1.2" metricValueMax="1.8" metricValueMin="0.6" pageId="6" pageNumber="7" unit="mm" value="1.2" valueMax="1.8" valueMin="0.6">0.61.8 mm</quantity>
long, castaneous, glabrous. Sori 46 per pinnule, horizontally attached in shallow sinuses; false indusia grayish green to dark brown, transversely oblong, ca. 2.2 (1.53.6) mm × 0.8 (0.51) mm, glabrous. Spores yellow or yellowish brown, tetrahedric, trilete, 4050 µm diam., scabrate.
</paragraph>
<paragraph id="8BB13113147B6F489AF19FD8FB40FE8B" blockId="7.[136,1452,158,1193]" box="[189,1267,230,257]" pageId="7" pageNumber="8">
<emphasis id="B97AED01147B6F489AF19FD8FE58FE8A" bold="true" box="[189,491,230,256]" pageId="7" pageNumber="8">Habitat and distribution:</emphasis>
<materialsCitation id="3B663B4E147B6F4898449FD9FB5DFE8B" ID-GBIF-Occurrence="3400712303" box="[520,1262,230,257]" country="Japan" elevation="605" location="Honshu" municipality="Shikoku" pageId="7" pageNumber="8" specimenCount="1" stateProvince="Hokkaido">
In forests:
<quantity id="4CF69CF6147B6F4898339FD8FCBEFE8B" box="[639,781,230,257]" metricMagnitude="2" metricUnit="m" metricValue="6.05" metricValueMax="11.1" metricValueMin="1.0" pageId="7" pageNumber="8" unit="m" value="605.0" valueMax="1110.0" valueMin="100.0">
<elevation id="0023D620147B6F4898339FD8FCBEFE8B" box="[639,781,230,257]" metricMagnitude="2" metricUnit="m" metricValue="6.05" metricValueMax="11.1" metricValueMin="1.0" pageId="7" pageNumber="8" unit="m" value="605.0" valueMax="1110.0" valueMin="100.0">1001110 m</elevation>
</quantity>
.
<collectingRegion id="49CAFFF1147B6F4899549FD8FC3AFE8A" box="[792,905,230,256]" country="Japan" name="Hokkaido" pageId="7" pageNumber="8">Hokkaido</collectingRegion>
,
<location id="8ED167C8147B6F4899D89FD8FC5DFE8A" LSID="urn:lsid:plazi:treatment:03A78005147A6F489AC49FCAFB1BFB22:8ED167C8147B6F4899D89FD8FC5DFE8A" box="[916,1006,230,256]" country="Japan" municipality="Shikoku" name="Honshu" pageId="7" pageNumber="8" stateProvince="Hokkaido">Honshu</location>
, and
<collectingMunicipality id="6BD5AB69147B6F489E659FD8FB35FE8A" box="[1065,1158,230,256]" pageId="7" pageNumber="8">Shikoku</collectingMunicipality>
of
<collectingCountry id="F3197183147B6F489EE79FD9FB5DFE8B" box="[1195,1262,231,257]" name="Japan" pageId="7" pageNumber="8">Japan</collectingCountry>
</materialsCitation>
.
</paragraph>
<paragraph id="8BB13113147B6F489AF19E34FB02FEC2" blockId="7.[136,1452,158,1193]" pageId="7" pageNumber="8">
<emphasis id="B97AED01147B6F489AF19E34FD89FEAE" bold="true" box="[189,570,266,292]" pageId="7" pageNumber="8">Additional specimens examined</emphasis>
:—
<materialsCitation id="3B663B4E147B6F4898169E34FB1EFEC2" ID-GBIF-Occurrence="3400712301" collectorName="Nakato N. &amp; Watanabe K." country="Japan" location="Hokkaido" pageId="7" pageNumber="8" specimenCount="1" stateProvince="Hokkaido">
<collectingCountry id="F3197183147B6F4898169E34FD06FEAE" box="[602,693,266,292]" name="Japan" pageId="7" pageNumber="8">JAPAN</collectingCountry>
.
<emphasis id="B97AED01147B6F48988D9E34FC84FEAE" bold="true" box="[705,823,266,292]" pageId="7" pageNumber="8">
<collectingRegion id="49CAFFF1147B6F48988D9E34FC84FEAE" box="[705,823,266,292]" country="Japan" name="Hokkaido" pageId="7" pageNumber="8">Hokkaido</collectingRegion>
</emphasis>
:
<emphasis id="B97AED01147B6F48990B9E34FC49FEAE" box="[839,1018,266,292]" italics="true" pageId="7" pageNumber="8">
<collectorName id="26FB54C5147B6F48990B9E34FC08FEAE" box="[839,955,266,292]" pageId="7" pageNumber="8">Nakato N.</collectorName>
2162
</emphasis>
(TNS!).
<emphasis id="B97AED01147B6F489E2E9E34FB0CFEAE" bold="true" box="[1122,1215,266,292]" pageId="7" pageNumber="8">Honshu</emphasis>
: This new species is distributed throughout Honshu (see Appendix 1).
<emphasis id="B97AED01147B6F4898F89E10FCABFEC2" bold="true" box="[692,792,302,328]" pageId="7" pageNumber="8">Shikoku</emphasis>
(rare):
<collectingRegion id="49CAFFF1147B6F4899209E10FC0BFEC2" box="[876,952,302,328]" country="Japan" name="Ehime" pageId="7" pageNumber="8">Ehime</collectingRegion>
,
<collectorName id="26FB54C5147B6F48998E9E10FBE1FEC3" box="[962,1106,302,329]" pageId="7" pageNumber="8">Watanabe K.</collectorName>
(TNS!)
</materialsCitation>
.
</paragraph>
<paragraph id="8BB13113147B6F489AF19E6CFD24FD5E" blockId="7.[136,1452,158,1193]" pageId="7" pageNumber="8">
<emphasis id="B97AED01147B6F489AF19E6CFE38FEE6" bold="true" box="[189,395,338,364]" pageId="7" pageNumber="8">Additional notes:</emphasis>
<taxonomicName id="4C0E4A90147B6F489BEB9E6CFD23FEE6" box="[423,656,338,364]" class="Polypodiopsida" family="Pteridaceae" genus="Adiantum" kingdom="Plantae" order="Polypodiales" pageId="7" pageNumber="8" phylum="Tracheophyta" rank="species" species="japonicum">
<emphasis id="B97AED01147B6F489BEB9E6CFD23FEE6" box="[423,656,338,364]" italics="true" pageId="7" pageNumber="8">Adiantum japonicum</emphasis>
</taxonomicName>
has long been identified as
<taxonomicName id="4C0E4A90147B6F48998F9E6DFBF1FEE6" box="[963,1090,338,365]" class="Polypodiopsida" family="Pteridaceae" genus="Adaintum" kingdom="Plantae" order="Polypodiales" pageId="7" pageNumber="8" phylum="Tracheophyta" rank="species" species="pedatum">
<emphasis id="B97AED01147B6F48998F9E6DFBF1FEE6" box="[963,1090,338,365]" italics="true" pageId="7" pageNumber="8">A. pedatum</emphasis>
</taxonomicName>
. There are significant molecular differences between the Japanese lineage and other members of the
<taxonomicName id="4C0E4A90147B6F4899CD9E49FBB2FE1A" box="[897,1025,374,401]" class="Polypodiopsida" family="Pteridaceae" genus="Adaintum" kingdom="Plantae" order="Polypodiales" pageId="7" pageNumber="8" phylum="Tracheophyta" rank="species" species="pedatum">
<emphasis id="B97AED01147B6F4899CD9E49FBB2FE1A" box="[897,1025,374,401]" italics="true" pageId="7" pageNumber="8">A. pedatum</emphasis>
</taxonomicName>
complex. The Japanese samples were resolved as monophyletic and being sister to a clade formed by
<taxonomicName id="4C0E4A90147B6F48990E9EA5FC73FE3E" box="[834,960,410,437]" class="Polypodiopsida" family="Pteridaceae" genus="Adaintum" kingdom="Plantae" order="Polypodiales" pageId="7" pageNumber="8" phylum="Tracheophyta" rank="species" species="pedatum">
<emphasis id="B97AED01147B6F48990E9EA5FC73FE3E" box="[834,960,410,437]" italics="true" pageId="7" pageNumber="8">A. pedatum</emphasis>
</taxonomicName>
,
<taxonomicName id="4C0E4A90147B6F4899819EA5FBEAFE3E" box="[973,1113,410,437]" class="Polypodiopsida" family="Pteridaceae" genus="Adiantum" kingdom="Plantae" order="Polypodiales" pageId="7" pageNumber="8" phylum="Tracheophyta" rank="species" species="aleuticum">
<emphasis id="B97AED01147B6F4899819EA5FBEAFE3E" box="[973,1113,410,437]" italics="true" pageId="7" pageNumber="8">A. aleuticum</emphasis>
</taxonomicName>
, and
<taxonomicName id="4C0E4A90147B6F489ED89EA5FAD6FE3E" authorityName="C. A. Paris" authorityYear="1991" box="[1172,1381,410,437]" class="Polypodiopsida" family="Pteridaceae" genus="Adiantum" kingdom="Plantae" order="Polypodiales" pageId="7" pageNumber="8" phylum="Tracheophyta" rank="species" species="viridimontanum">
<emphasis id="B97AED01147B6F489ED89EA5FB16FE3F" box="[1172,1189,411,437]" italics="true" pageId="7" pageNumber="8">A</emphasis>
.
<emphasis id="B97AED01147B6F489EFE9EA4FAD6FE3E" box="[1202,1381,410,436]" italics="true" pageId="7" pageNumber="8">viridimontanum</emphasis>
</taxonomicName>
in our phylogenetic analyses. We checked the specimens and collected morphological data from the entire distribution area of the
<taxonomicName id="4C0E4A90147B6F489AE39EDDFE9EFE76" box="[175,301,482,509]" class="Polypodiopsida" family="Pteridaceae" genus="Adaintum" kingdom="Plantae" order="Polypodiales" pageId="7" pageNumber="8" phylum="Tracheophyta" rank="species" species="pedatum">
<emphasis id="B97AED01147B6F489AE39EDDFE9EFE76" box="[175,301,482,509]" italics="true" pageId="7" pageNumber="8">A. pedatum</emphasis>
</taxonomicName>
complex. The results showed that, compared with the North American
<taxonomicName id="4C0E4A90147B6F489E749EDDFB06FE76" box="[1080,1205,482,509]" class="Polypodiopsida" family="Pteridaceae" genus="Adaintum" kingdom="Plantae" order="Polypodiales" pageId="7" pageNumber="8" phylum="Tracheophyta" rank="species" species="pedatum">
<emphasis id="B97AED01147B6F489E749EDDFB06FE76" box="[1080,1205,482,509]" italics="true" pageId="7" pageNumber="8">A. pedatum</emphasis>
</taxonomicName>
, the Japanese samples have an erect rhizome (vs. creeping rhizome) and clustered leaves (vs. distant leaves). Therefore, we segregate the Japanese lineage from
<taxonomicName id="4C0E4A90147B6F489BCA9D15FDB7FDCE" box="[390,516,554,581]" class="Polypodiopsida" family="Pteridaceae" genus="Adaintum" kingdom="Plantae" order="Polypodiales" pageId="7" pageNumber="8" phylum="Tracheophyta" rank="species" species="pedatum">
<emphasis id="B97AED01147B6F489BCA9D15FDB7FDCE" box="[390,516,554,581]" italics="true" pageId="7" pageNumber="8">A. pedatum</emphasis>
</taxonomicName>
as a new species
<emphasis id="B97AED01147B6F4898849D15FCD7FDCE" box="[712,868,555,581]" italics="true" pageId="7" pageNumber="8">
<taxonomicName id="4C0E4A90147B6F4898849D15FCD3FDCE" box="[712,864,555,581]" class="Polypodiopsida" family="Pteridaceae" genus="Adiantum" kingdom="Plantae" order="Polypodiales" pageId="7" pageNumber="8" phylum="Tracheophyta" rank="species" species="japonicum">A. japonicum</taxonomicName>
,
</emphasis>
and recognize
<taxonomicName id="4C0E4A90147B6F489E409D15FB38FDCE" box="[1036,1163,554,581]" class="Polypodiopsida" family="Pteridaceae" genus="Adaintum" kingdom="Plantae" order="Polypodiales" pageId="7" pageNumber="8" phylum="Tracheophyta" rank="species" species="pedatum">
<emphasis id="B97AED01147B6F489E409D15FB38FDCE" box="[1036,1163,554,581]" italics="true" pageId="7" pageNumber="8">A. pedatum</emphasis>
</taxonomicName>
as restricted to deciduous woodlands in eastern North America. So far, we have not detected significant morphological differences between the North American
<taxonomicName id="4C0E4A90147B6F489B349D4DFE49FD06" box="[376,506,626,653]" class="Polypodiopsida" family="Pteridaceae" genus="Adaintum" kingdom="Plantae" order="Polypodiales" pageId="7" pageNumber="8" phylum="Tracheophyta" rank="species" species="pedatum">
<emphasis id="B97AED01147B6F489B349D4DFE49FD06" box="[376,506,626,653]" italics="true" pageId="7" pageNumber="8">A. pedatum</emphasis>
</taxonomicName>
and Chinese and Himalayan “
<taxonomicName id="4C0E4A90147B6F48992E9D4DFC57FD06" box="[866,996,626,653]" class="Polypodiopsida" family="Pteridaceae" genus="Adaintum" kingdom="Plantae" order="Polypodiales" pageId="7" pageNumber="8" phylum="Tracheophyta" rank="species" species="pedatum">
<emphasis id="B97AED01147B6F48992E9D4DFC57FD06" box="[866,996,626,653]" italics="true" pageId="7" pageNumber="8">A. pedatum</emphasis>
</taxonomicName>
”. We will conduct further comparative morphological and phylogeographic analyses of the Chinese and Himalayan “
<taxonomicName id="4C0E4A90147B6F4899B09DA9FBCFFD3A" box="[1020,1148,662,689]" class="Polypodiopsida" family="Pteridaceae" genus="Adaintum" kingdom="Plantae" order="Polypodiales" pageId="7" pageNumber="8" phylum="Tracheophyta" rank="species" species="pedatum">
<emphasis id="B97AED01147B6F4899B09DA9FBCFFD3A" box="[1020,1148,662,689]" italics="true" pageId="7" pageNumber="8">A. pedatum</emphasis>
</taxonomicName>
” with the North American and Japanese counterparts in our future efforts.
</paragraph>
<paragraph id="8BB13113147B6F489AF19DE0FB1BFB22" blockId="7.[136,1452,158,1193]" pageId="7" pageNumber="8">
Previous chromosomal counts showed that hybridization and polyploidy are frequent in the
<taxonomicName id="4C0E4A90147B6F489EF29DE1FA8EFD72" box="[1214,1341,734,761]" class="Polypodiopsida" family="Pteridaceae" genus="Adaintum" kingdom="Plantae" order="Polypodiales" pageId="7" pageNumber="8" phylum="Tracheophyta" rank="species" species="pedatum">
<emphasis id="B97AED01147B6F489EF29DE1FA8EFD72" box="[1214,1341,734,761]" italics="true" pageId="7" pageNumber="8">A. pedatum</emphasis>
</taxonomicName>
complex, and it has a base chromosome number of
<emphasis id="B97AED01147B6F4898169C3DFDD5FC96" box="[602,614,771,796]" italics="true" pageId="7" pageNumber="8">x</emphasis>
= 29 and
<emphasis id="B97AED01147B6F48989B9C3DFD50FC96" box="[727,739,771,796]" italics="true" pageId="7" pageNumber="8">x</emphasis>
= 30, and six cytotypes (two diploids 2
<emphasis id="B97AED01147B6F489EEC9C3DFB1DFC96" box="[1184,1198,771,796]" italics="true" pageId="7" pageNumber="8">n</emphasis>
= 58 and 2
<emphasis id="B97AED01147B6F489F619C3DFA88FC96" box="[1325,1339,771,796]" italics="true" pageId="7" pageNumber="8">n</emphasis>
= 60, one triploid 2
<emphasis id="B97AED01147B6F489ABD9C19FF4CFCCA" box="[241,255,807,832]" italics="true" pageId="7" pageNumber="8">n</emphasis>
= 87, and three tetraploids 2
<emphasis id="B97AED01147B6F4898009C19FDE9FCCA" box="[588,602,807,832]" italics="true" pageId="7" pageNumber="8">n</emphasis>
=
<geoCoordinate id="EE3A57D4147B6F4898309C18FD62FCCA" box="[636,721,806,832]" degrees="116, 2" direction="north" orientation="latitude" pageId="7" pageNumber="8" precision="5555" value="116.2">
116, 2
<emphasis id="B97AED01147B6F48988F9C19FD62FCCA" box="[707,721,807,832]" italics="true" pageId="7" pageNumber="8">n</emphasis>
</geoCoordinate>
= 118, and 2
<emphasis id="B97AED01147B6F4899269C19FCCBFCCA" box="[874,888,807,832]" italics="true" pageId="7" pageNumber="8">n</emphasis>
= 120) (
<bibRefCitation id="EF9F4CE2147B6F4899929C18FB43FCCA" author="Paris, C. A. &amp; Windham, M. D." box="[990,1264,806,832]" pageId="7" pageNumber="8" pagination="240 - 255" refId="ref4868" refString="Paris, C. A. &amp; Windham, M. D. (1988) A biosystematic investigation of the Adiantum pedatum complex in eastern North America. Systematic Botany 13: 240 - 255. https: // doi. org / 10.2307 / 2419103" type="journal article" year="1988">Paris &amp; Windham 1988</bibRefCitation>
,
<bibRefCitation id="EF9F4CE2147B6F489EB09C18FF76FCEF" author="Nakato, N. &amp; Kato, M." pageId="7" pageNumber="8" pagination="85 - 96" refId="ref4728" refString="Nakato, N. &amp; Kato, M. (2005) Cytogeography of the Adiantum pedatum Complex (Pteridaceae, Subfamily Adiantoideae). Acta Phytotaxonomica et Geobotanica 56: 85 - 96. https: // doi. org / 10.18942 / apg. KJ 00004622915" type="journal article" year="2005">Nakato &amp; Kato 2005</bibRefCitation>
). The Japanese populations have four cytotypes (2
<emphasis id="B97AED01147B6F48994D9C75FCBCFCEE" box="[769,783,843,868]" italics="true" pageId="7" pageNumber="8">n</emphasis>
=
<geoCoordinate id="EE3A57D4147B6F4899639C74FCC5FCEE" box="[815,886,842,869]" degrees="58, 2" direction="north" orientation="latitude" pageId="7" pageNumber="8" precision="5555" value="58.2">
58, 2
<emphasis id="B97AED01147B6F4899249C75FCC5FCEE" box="[872,886,843,868]" italics="true" pageId="7" pageNumber="8">n</emphasis>
</geoCoordinate>
=
<geoCoordinate id="EE3A57D4147B6F4899DA9C74FC6DFCEE" box="[918,990,842,868]" degrees="60, 2" direction="north" orientation="latitude" pageId="7" pageNumber="8" precision="5555" value="60.2">
60, 2
<emphasis id="B97AED01147B6F48999C9C75FC6DFCEE" box="[976,990,843,868]" italics="true" pageId="7" pageNumber="8">n</emphasis>
</geoCoordinate>
= 118, and 2
<emphasis id="B97AED01147B6F489E389C75FB31FCEE" box="[1140,1154,843,868]" italics="true" pageId="7" pageNumber="8">n</emphasis>
= 120), of which diploids of 2
<emphasis id="B97AED01147B6F489AFB9C51FF76FC02" box="[183,197,879,904]" italics="true" pageId="7" pageNumber="8">n</emphasis>
= 60 are widely distributed in
<collectingCountry id="F3197183147B6F4898639C51FDC1FC03" box="[559,626,879,905]" name="Japan" pageId="7" pageNumber="8">Japan</collectingCountry>
, diploids of 2n=58 have been found only in eastern
<collectingRegion id="49CAFFF1147B6F489E9C9C50FAF2FC02" box="[1232,1345,878,904]" country="Japan" name="Hokkaido" pageId="7" pageNumber="8">Hokkaido</collectingRegion>
, and two tetraploids 2
<emphasis id="B97AED01147B6F489B5F9CADFE92FC26" box="[275,289,915,940]" italics="true" pageId="7" pageNumber="8">n</emphasis>
= 118 and 2
<emphasis id="B97AED01147B6F489BE79CADFE0AFC26" box="[427,441,915,940]" italics="true" pageId="7" pageNumber="8">n</emphasis>
= 120 are rare in
<collectingCountry id="F3197183147B6F4898329CADFD0DFC27" box="[638,702,915,941]" name="Japan" pageId="7" pageNumber="8">Japan</collectingCountry>
(
<bibRefCitation id="EF9F4CE2147B6F4898809CACFC08FC27" author="Nakato, N. &amp; Kato, M." box="[716,955,914,941]" pageId="7" pageNumber="8" pagination="85 - 96" refId="ref4728" refString="Nakato, N. &amp; Kato, M. (2005) Cytogeography of the Adiantum pedatum Complex (Pteridaceae, Subfamily Adiantoideae). Acta Phytotaxonomica et Geobotanica 56: 85 - 96. https: // doi. org / 10.18942 / apg. KJ 00004622915" type="journal article" year="2005">Nakato &amp; Kato 2005</bibRefCitation>
). Our phylogenetic analyses showed that the lineage into which the diploid 2
<emphasis id="B97AED01147B6F489BA09C89FE49FC5A" box="[492,506,951,976]" italics="true" pageId="7" pageNumber="8">n</emphasis>
= 60 (
<emphasis id="B97AED01147B6F4898089C88FD46FC5A" box="[580,757,950,976]" italics="true" pageId="7" pageNumber="8">Nakato N. 2162</emphasis>
from
<collectingRegion id="49CAFFF1147B6F4899759C88FC19FC5A" box="[825,938,950,976]" country="Japan" name="Hokkaido" pageId="7" pageNumber="8">Hokkaido</collectingRegion>
,
<collectingCountry id="F3197183147B6F4899FA9C89FC4BFC5B" box="[950,1016,951,977]" name="Japan" pageId="7" pageNumber="8">Japan</collectingCountry>
) clustered is a sister group of the other lineages of this complex, and the rest of the Japanese cytotypes were clustered with Chinese lineages. The samples of
<taxonomicName id="4C0E4A90147B6F489AE49CC1FE8CFB92" box="[168,319,1023,1049]" class="Polypodiopsida" family="Pteridaceae" genus="Adiantum" kingdom="Plantae" order="Polypodiales" pageId="7" pageNumber="8" phylum="Tracheophyta" rank="species" species="japonicum">
<emphasis id="B97AED01147B6F489AE49CC1FE8CFB92" box="[168,319,1023,1049]" italics="true" pageId="7" pageNumber="8">A. japonicum</emphasis>
</taxonomicName>
were collected widely throughout
<collectingCountry id="F3197183147B6F4898839CC1FCBCFB93" box="[719,783,1023,1049]" name="Japan" pageId="7" pageNumber="8">Japan</collectingCountry>
(
<emphasis id="B97AED01147B6F48996D9CC1FCFAFB92" box="[801,841,1023,1048]" italics="true" pageId="7" pageNumber="8">e.g.</emphasis>
,
<collectingRegion id="49CAFFF1147B6F4899159CC0FC79FB92" box="[857,970,1022,1048]" country="Japan" name="Hokkaido" pageId="7" pageNumber="8">Hokkaido</collectingRegion>
,
<collectingRegion id="49CAFFF1147B6F48999B9CC1FB82FB93" box="[983,1073,1023,1049]" country="Japan" name="Nagano" pageId="7" pageNumber="8">Nagano</collectingRegion>
,
<collectingRegion id="49CAFFF1147B6F489E729CC0FB34FB92" box="[1086,1159,1022,1048]" country="Japan" name="Osaka" pageId="7" pageNumber="8">Osaka</collectingRegion>
, Shikoku, and
<collectingRegion id="49CAFFF1147B6F489F7F9CC0FA13FB93" box="[1331,1440,1022,1049]" country="Japan" name="Shizuoka" pageId="7" pageNumber="8">Shizuoka</collectingRegion>
), and we speculate that the newly described
<taxonomicName id="4C0E4A90147B6F4898209B1DFCB2FBB6" box="[620,769,1059,1085]" class="Polypodiopsida" family="Pteridaceae" genus="Adiantum" kingdom="Plantae" order="Polypodiales" pageId="7" pageNumber="8" phylum="Tracheophyta" rank="species" species="japonicum">
<emphasis id="B97AED01147B6F4898209B1DFCB2FBB6" box="[620,769,1059,1085]" italics="true" pageId="7" pageNumber="8">A. japonicum</emphasis>
</taxonomicName>
is a diploid of 2
<emphasis id="B97AED01147B6F4899F09B1DFC79FBB6" box="[956,970,1059,1084]" italics="true" pageId="7" pageNumber="8">n</emphasis>
= 60. The present study implied that there may be more than one cryptic species remaining to be described in
<collectingCountry id="F3197183147B6F4899D99B79FBB7FBEA" box="[917,1028,1094,1121]" name="China" pageId="7" pageNumber="8">East Asia</collectingCountry>
. We will carry out further studies on chromosomal survey and morphological and molecular systematic studies to resolve the species delimitations of this biogeographically significant species complex (
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;
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Wen
<emphasis id="B97AED01147B6F4899159BB1FC22FB22" box="[857,913,1166,1192]" italics="true" pageId="7" pageNumber="8">et al.</emphasis>
2016
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;
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Zhou
<emphasis id="B97AED01147B6F489E6C9BB1FBEAFB22" box="[1056,1113,1166,1192]" italics="true" pageId="7" pageNumber="8">et al.</emphasis>
2020
</bibRefCitation>
).
</paragraph>
</subSubSection>
</treatment>
</document>