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<document id="A465281E8A15957B44BA0F1D654BB2E2" ID-CLB-Dataset="79789" ID-DOI="10.5852/ejt.2022.826.1831" ID-GBIF-Dataset="cf0f9fba-20fe-4f61-a987-49fba7cf861a" ID-ISSN="2118-9773" ID-Zenodo-Dep="6686605" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1655921265080" checkinUser="felipe" docAuthor="Song, Yu" docDate="2022" docId="039B2621FFC3F35F581DFAB8FE4FF849" docLanguage="en" docName="ejt-826_1-32.pdf" docOrigin="European Journal of Taxonomy 826" docSource="http://dx.doi.org/10.5852/ejt.2022.826.1831" docStyle="DocumentStyle:EF2B578F1D15862ADE45B0C07C620911.14:EJT.2018-.journal_article.type1" docStyleId="EF2B578F1D15862ADE45B0C07C620911" docStyleName="EJT.2018-.journal_article.type1" docStyleVersion="14" docTitle="Russula fusiformata Y. Song 2022, sp. nov." docType="treatment" docVersion="8" lastPageNumber="11" masterDocId="FFA25E59FFC5F3555A22FFA9FFD3FFA1" masterDocTitle="Species of Russula subgenus Heterophyllidiae (Russulaceae, Basidiomycota) from Dinghushan Biosphere Reserve" masterLastPageNumber="32" masterPageNumber="1" pageNumber="7" updateTime="1699349351138" updateUser="ExternalLinkService" zenodo-license-document="CC-BY-4.0" zenodo-license-figures="CC-BY-4.0" zenodo-license-treatments="UNSPECIFIED">
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<mods:title id="820F625B37A7603AF16EA1A4278D7A78">Species of Russula subgenus Heterophyllidiae (Russulaceae, Basidiomycota) from Dinghushan Biosphere Reserve</mods:title>
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<mods:name id="F83C67D3676BC4300CA1FF6E1958CE50" type="personal">
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<mods:namePart id="23D4ECBBF036FD58F5DE4D219F5A19A8">Song, Yu</mods:namePart>
<mods:affiliation id="1992D4AAA24E6D1FA52D50FD5452FCC0">School of Biological Science &amp; Engineering, Shaanxi University of Technology, Hanzhong 723000, China. Shaanxi Province Key Laboratory of Bio-resources, Hanzhong 723000, China. Qinba State Key Laboratory of Biological Resources and Ecological Environment, Hanzhong 723000, China.</mods:affiliation>
<mods:nameIdentifier id="3FE14B686095C48357FD61D569BCE589" type="email">songyucanada@foxmail.com</mods:nameIdentifier>
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<mods:title id="EA6520DDBFED2F4754C40D4EFCB2B250">European Journal of Taxonomy</mods:title>
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<mods:part id="77B9C129F1E88108FB545D8CC7A7DB80">
<mods:date id="D411F29DEA25197AE008C5E7D58AB914">2022</mods:date>
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<mods:number id="34E386D337E679FBD87692616B7534DE">2022-06-22</mods:number>
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<mods:number id="3856BFBB89AF4928A88F87822EF13946">826</mods:number>
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<treatment id="039B2621FFC3F35F581DFAB8FE4FF849" ID-DOI="http://doi.org/10.5281/zenodo.6710101" ID-GBIF-Taxon="196159597" ID-Zenodo-Dep="6710101" LSID="urn:lsid:plazi:treatment:039B2621FFC3F35F581DFAB8FE4FF849" httpUri="http://treatment.plazi.org/id/039B2621FFC3F35F581DFAB8FE4FF849" lastPageId="10" lastPageNumber="11" pageId="6" pageNumber="7">
<subSubSection id="C328C4BCFFC3F353581DFAB8FC26FA8D" box="[575,1013,1297,1324]" pageId="6" pageNumber="7" type="nomenclature">
<paragraph id="8B8D9737FFC3F353581DFAB8FC26FA8D" blockId="6.[575,1013,1297,1439]" box="[575,1013,1297,1324]" pageId="6" pageNumber="7">
<heading id="D0C5205BFFC3F353581DFAB8FC26FA8D" box="[575,1013,1297,1324]" centered="true" fontSize="11" level="2" pageId="6" pageNumber="7" reason="2">
<taxonomicName id="4C32ECB4FFC3F353581DFAB8FC41FA8A" ID-CoL="B2Q74" authority="Y.Song" authorityName="Y. Song" authorityYear="2022" box="[575,914,1297,1324]" class="Agaricomycetes" family="Russulaceae" genus="Russula" kingdom="Fungi" order="Russulales" pageId="6" pageNumber="7" phylum="Basidiomycota" rank="species" species="fusiformata" status="sp. nov.">
<emphasis id="B9464B25FFC3F353581DFAB8FCE5FA8A" bold="true" box="[575,822,1297,1324]" italics="true" pageId="6" pageNumber="7">Russula fusiformata</emphasis>
Y.Song
</taxonomicName>
<taxonomicNameLabel id="A275F65EFFC3F35359B8FABBFC26FA8D" box="[922,1013,1298,1324]" pageId="6" pageNumber="7" rank="species">sp. nov.</taxonomicNameLabel>
</heading>
</paragraph>
</subSubSection>
<subSubSection id="C328C4BCFFC3F35358ACFA91FCB1FA3F" pageId="6" pageNumber="7" type="description">
<paragraph id="8B8D9737FFC3F35358ACFA91FC76FAF3" blockId="6.[575,1013,1297,1439]" box="[654,933,1336,1362]" pageId="6" pageNumber="7">MycoBank: MB828231</paragraph>
<paragraph id="8B8D9737FFC3F3535855FAF7FC6FFAD8" blockId="6.[575,1013,1297,1439]" box="[631,956,1374,1401]" pageId="6" pageNumber="7">Index Fungorum: IF559326</paragraph>
<paragraph id="8B8D9737FFC3F35358F3FA2CFCB1FA3F" blockId="6.[575,1013,1297,1439]" box="[721,866,1412,1439]" pageId="6" pageNumber="7">
<figureCitation id="13098BB2FFC3F35358F3FA2CFCE9FA3E" box="[721,826,1413,1439]" captionStart-0="Fig" captionStart-1="Fig" captionStartId-0="8.[189,232,1170,1196]" captionStartId-1="9.[189,232,1790,1816]" captionTargetBox-0="[199,1364,275,1117]" captionTargetBox-1="[200,1377,280,1739]" captionTargetId-0="figure-14@8.[189,1398,265,1131]" captionTargetId-1="figure-11@9.[189,1398,265,1753]" captionTargetPageId-0="8" captionTargetPageId-1="9" captionText-0="Fig. 1-2. Phylogram of subsect. Cyanoxanthinae Singer. Bootstrap values higher than 50% are shown above or below the branches. Species collected from Dinghushan Biosphere Reserve are shown in bold, the two novel species are highlighted with a blue background." captionText-1="Fig. 1-3. Phylogram of sect. Ingratae Quel. Bootstrap values higher than 50% are shown above or below the branches. Species collected from Dinghushan Biosphere Reserve are shown in bold." figureDoi-0="http://doi.org/10.5281/zenodo.6709913" figureDoi-1="http://doi.org/10.5281/zenodo.6709915" httpUri-0="https://zenodo.org/record/6709913/files/figure.png" httpUri-1="https://zenodo.org/record/6709915/files/figure.png" pageId="6" pageNumber="7">Figs 23</figureCitation>
,
<figureCitation id="13098BB2FFC3F3535967FA2DFCB1FA3F" box="[837,866,1412,1438]" captionStart="Fig" captionStartId="15.[189,231,1964,1990]" captionTargetBox="[467,1117,1595,1916]" captionTargetId="figure-13@15.[411,1175,1583,1924]" captionTargetPageId="15" captionText="Fig. 6. Line drawings of basidiospores.a. Russula purpureoroseaY.Song sp. nov., holotype (GDGM75331). b. Russula fusiformata Y.Song sp. nov., holotype (GDGM 75333). Scale bar = 1 μm." figureDoi="http://doi.org/10.5281/zenodo.6686621" httpUri="https://zenodo.org/record/6686621/files/figure.png" pageId="6" pageNumber="7">6b</figureCitation>
</paragraph>
</subSubSection>
<subSubSection id="C328C4BCFFC3F3535A9FFA60FC6BF929" pageId="6" pageNumber="7" type="diagnosis">
<paragraph id="8B8D9737FFC3F3535A9FFA60FEE5FA42" blockId="6.[189,310,1481,1507]" box="[189,310,1481,1507]" pageId="6" pageNumber="7">
<heading id="D0C5205BFFC3F3535A9FFA60FEE5FA42" bold="true" box="[189,310,1481,1507]" fontSize="11" level="3" pageId="6" pageNumber="7" reason="3">
<emphasis id="B9464B25FFC3F3535A9FFA60FEE5FA42" bold="true" box="[189,310,1481,1507]" pageId="6" pageNumber="7">Diagnosis</emphasis>
</heading>
</paragraph>
<paragraph id="8B8D9737FFC3F3535A9FFA52FC6BF929" blockId="6.[187,1399,1531,1672]" pageId="6" pageNumber="7">
<taxonomicName id="4C32ECB4FFC3F3535A9FFA52FE70F9B4" authority="Song, 2022" authorityName="Y. Song" authorityYear="2022" box="[189,419,1531,1557]" class="Agaricomycetes" family="Russulaceae" genus="Russula" kingdom="Fungi" order="Russulales" pageId="6" pageNumber="7" phylum="Basidiomycota" rank="species" species="fusiformata" status="sp. nov.">
<emphasis id="B9464B25FFC3F3535A9FFA52FE70F9B4" box="[189,419,1531,1557]" italics="true" pageId="6" pageNumber="7">Russula fusiformata</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A275F65EFFC3F3535B8BFA55FDD3F9B7" box="[425,512,1532,1558]" pageId="6" pageNumber="7" rank="species">sp. nov.</taxonomicNameLabel>
is distinguished by its ITS sequence with a similarity less than 95% compared to other known species. In morphology, it is mainly characterized by the lavender blush to rosy brown pileus with crenate margin, adnate lamellae, metachromatic pileipellis with slender furcated and septate terminal elements, and fusiform cheilocystidia with sharp apices.
</paragraph>
</subSubSection>
<subSubSection id="C328C4BCFFC3F3535A9FF91AFC65F95E" box="[189,950,1715,1791]" pageId="6" pageNumber="7" type="etymology">
<paragraph id="8B8D9737FFC3F3535A9FF91AFE97F96C" blockId="6.[189,324,1715,1741]" box="[189,324,1715,1741]" pageId="6" pageNumber="7">
<heading id="D0C5205BFFC3F3535A9FF91AFE97F96C" bold="true" box="[189,324,1715,1741]" fontSize="11" level="3" pageId="6" pageNumber="7" reason="3">
<emphasis id="B9464B25FFC3F3535A9FF91AFE97F96C" bold="true" box="[189,324,1715,1741]" pageId="6" pageNumber="7">Etymology</emphasis>
</heading>
</paragraph>
<paragraph id="8B8D9737FFC3F3535A9FF94CFC65F95E" blockId="6.[189,950,1765,1791]" box="[189,950,1765,1791]" pageId="6" pageNumber="7">The name refers to the fusiform cheilocystidia with sharp apices.</paragraph>
</subSubSection>
<subSubSection id="C328C4BCFFC3F35F5A9FF880FEBAFE33" lastPageId="10" lastPageNumber="11" pageId="6" pageNumber="7" type="materials_examined">
<paragraph id="8B8D9737FFC3F3535A9FF880FE79F8E2" blockId="6.[189,426,1833,1859]" box="[189,426,1833,1859]" pageId="6" pageNumber="7">
<heading id="D0C5205BFFC3F3535A9FF880FE79F8E2" bold="true" box="[189,426,1833,1859]" fontSize="11" level="3" pageId="6" pageNumber="7" reason="3">
<emphasis id="B9464B25FFC3F3535A9FF880FE79F8E2" bold="true" box="[189,426,1833,1859]" pageId="6" pageNumber="7">Material examined</emphasis>
</heading>
</paragraph>
<paragraph id="8B8D9737FFC3F3535AC8F8F2FDA8F848" blockId="6.[189,1399,1883,2025]" pageId="6" pageNumber="7">
<materialsCitation id="3B5A9D6AFFC3F3535AC8F8F2FDA8F848" ID-GBIF-Occurrence="3818566303" accessionNumber="MK049978" collectedFrom="on the ground in evergreen broad-leaf forest mainly with Fagaceae trees" collectingDate="2015-05-27" collectionCode="ITS" collectorName="Y. Song" country="China" county="Zhaoqing City" location="Dinghushan Biosphere Reserve" municipality="Dinghushan Biosphere Reserve" pageId="6" pageNumber="7" specimenCode="K15052703, GDGM75333" specimenCount="1" stateProvince="Guangdong Province" typeStatus="holotype">
<emphasis id="B9464B25FFC3F3535AC8F8F2FE8FF8D4" bold="true" box="[234,348,1883,1909]" pageId="6" pageNumber="7">
<typeStatus id="54892995FFC3F3535AC8F8F2FE8FF8D4" box="[234,348,1883,1909]" pageId="6" pageNumber="7" type="holotype">Holotype</typeStatus>
</emphasis>
<collectingCountry id="F325D7A7FFC3F3535A9FF82BFEC9F83D" box="[189,282,1922,1948]" name="China" pageId="6" pageNumber="7">CHINA</collectingCountry>
<collectingRegion id="49F659D5FFC3F3535B18F828FDECF83A" box="[314,575,1921,1947]" country="China" name="Guangdong" pageId="6" pageNumber="7">Guangdong Province</collectingRegion>
,
<collectingCounty id="62ECEFBBFFC3F353586DF828FCD1F83A" box="[591,770,1921,1947]" pageId="6" pageNumber="7">Zhaoqing City</collectingCounty>
,
<collectingMunicipality id="6BE90D4DFFC3F3535933F828FB44F83D" box="[785,1175,1921,1948]" pageId="6" pageNumber="7">Dinghushan Biosphere Reserve</collectingMunicipality>
,
<collectedFrom id="382ED4CAFFC3F3535E84F82BFC98F863" pageId="6" pageNumber="7">
on the ground in evergreen broad-leaf forest mainly with
<taxonomicName id="4C32ECB4FFC3F35358B9F801FCDBF863" authorityName="Dumortier" authorityYear="1829" box="[667,776,1960,1986]" class="Magnoliopsida" family="Fagaceae" kingdom="Plantae" order="Fagales" pageId="6" pageNumber="7" phylum="Tracheophyta" rank="family">Fagaceae</taxonomicName>
trees
</collectedFrom>
;
<date id="FF8CB1F7FFC3F353597AF801FC29F862" box="[856,1018,1960,1987]" pageId="6" pageNumber="7" value="2015-05-27">
<collectingDate id="EFC8481FFFC3F353597AF801FC29F862" box="[856,1018,1960,1987]" pageId="6" pageNumber="7" value="2015-05-27">27 May 2015</collectingDate>
</date>
;
<emphasis id="B9464B25FFC3F3535E2AF800FB24F863" box="[1032,1271,1960,1986]" italics="true" pageId="6" pageNumber="7">
<collectorName id="26C7F2E1FFC3F3535E2AF800FBB1F863" box="[1032,1122,1960,1986]" pageId="6" pageNumber="7">Y. Song</collectorName>
,
<specimenCode id="DB943F4CFFC3F3535E4DF801FB24F863" box="[1135,1271,1960,1986]" collectionCode="K" country="United Kingdom" lsid="urn:lsid:biocol.org:col:15867" name="Royal Botanic Gardens" pageId="6" pageNumber="7" type="Herbarium">K15052703</specimenCode>
</emphasis>
; GenBank no.:
<accessionNumber id="94610AD4FFC3F3535AD0F867FEAAF849" box="[242,377,1998,2024]" httpUri="https://www.ebi.ac.uk/ena/browser/api/embl/MK049978" pageId="6" pageNumber="7">MK049978</accessionNumber>
(
<collectionCode id="ED230FF2FFC3F3535BA8F867FE68F849" box="[394,443,1998,2024]" pageId="6" pageNumber="7">ITS</collectionCode>
);
<specimenCode id="DB943F4CFFC3F3535BF2F867FDA5F848" box="[464,630,1998,2025]" collectionCode="GDGM" country="China" httpUri="http://biocol.org/urn:lsid:biocol.org:col:13144" lsid="urn:lsid:biocol.org:col:13144" name="Guangdong Institute of Microbiology" pageId="6" pageNumber="7" type="Herbarium">GDGM75333</specimenCode>
.
</materialsCitation>
</paragraph>
<caption id="DF4DC7BFFFC2F3525A9FF8E9FB17F846" ID-DOI="http://doi.org/10.5281/zenodo.6709911" ID-Zenodo-Dep="6709911" httpUri="https://zenodo.org/record/6709911/files/figure.png" pageId="7" pageNumber="8" startId="7.[189,232,1856,1882]" subCaptionStartIDs="7.[514,565,1962,1988]" subCaptionStarts="Figs 1" targetBox="[278,1305,274,1808]" targetPageId="7">
<paragraph id="8B8D9737FFC2F3525A9FF8E9FB17F846" blockId="7.[187,1399,1856,2023]" pageId="7" pageNumber="8">
<emphasis id="B9464B25FFC2F3525A9FF8E9FEF7F8FB" bold="true" box="[189,292,1856,1882]" pageId="7" pageNumber="8">Fig. 1-1.</emphasis>
Phylogram of
<taxonomicName id="4C32ECB4FFC2F3525BFAF8E9FBE5F8FB" authority="Romagnesi" authorityName="Romagnesi" box="[472,1078,1856,1883]" class="Agaricomycetes" family="Russulaceae" genus="Russula" kingdom="Fungi" order="Russulales" pageId="7" pageNumber="8" phylum="Basidiomycota" rank="subGenus" subGenus="Heterophyllidiae">
<emphasis id="B9464B25FFC2F3525BFAF8E9FDE6F8FB" box="[472,565,1856,1882]" italics="true" pageId="7" pageNumber="8">Russula</emphasis>
Pers. subgen.
<emphasis id="B9464B25FFC2F35258C0F8E9FC7BF8FB" box="[738,936,1856,1882]" italics="true" pageId="7" pageNumber="8">Heterophyllidiae</emphasis>
Romagnesi
</taxonomicName>
, emend. Buyck &amp;
<collectionCode id="ED230FF2FFC2F3525F37F8E9FAF9F8FB" box="[1301,1322,1856,1882]" country="Canada" lsid="urn:lsid:biocol.org:col:13946" name="Royal British Columbia Museum - Herbarium" pageId="7" pageNumber="8" type="Museum">V</collectionCode>
.Hofst. generated using the maximum likelihood (
<collectionCode id="ED230FF2FFC2F3525898F8CAFD3AF8DC" box="[698,745,1891,1917]" country="France" name="Musee de Lectoure" pageId="7" pageNumber="8">ML</collectionCode>
) method based on rDNA
<collectionCode id="ED230FF2FFC2F3525E02F8CAFB9FF8DC" box="[1056,1100,1891,1917]" pageId="7" pageNumber="8">ITS</collectionCode>
sequences performed by RAxML. The clades representing subsect.
<taxonomicName id="4C32ECB4FFC2F35258BFF82FFC78F801" authority="Singer" authorityName="Singer" box="[669,939,1926,1952]" genus="Heterophyllidiae" pageId="7" pageNumber="2" rank="subSection" subSection="Cyanoxanthinae">
<emphasis id="B9464B25FFC2F35258BFF82FFC8AF801" box="[669,857,1926,1952]" italics="true" pageId="7" pageNumber="8">Cyanoxanthinae</emphasis>
Singer
</taxonomicName>
and sect.
<taxonomicName id="4C32ECB4FFC2F3525E3AF82EFB12F801" authority="Quel." authorityName="Quel." box="[1048,1217,1926,1952]" class="Agaricomycetes" family="Russulaceae" genus="Ingratae" kingdom="Fungi" order="Russulales" pageId="7" pageNumber="8" phylum="Basidiomycota" rank="genus">
<emphasis id="B9464B25FFC2F3525E3AF82EFBA8F801" box="[1048,1147,1927,1952]" italics="true" pageId="7" pageNumber="8">Ingratae</emphasis>
Quel.
</taxonomicName>
are compressed and separately displayed in Figs 1-2, 1-3. Bootstrap values higher than 50% are shown above or below the branches. Species collected from Dinghushan Biosphere Reserve are shown in bold.
</paragraph>
</caption>
<caption id="DF4DC7BFFFCDF35D5A9FFB3BFC47FB53" ID-DOI="http://doi.org/10.5281/zenodo.6709913" ID-Zenodo-Dep="6709913" httpUri="https://zenodo.org/record/6709913/files/figure.png" pageId="8" pageNumber="9" startId="8.[189,232,1170,1196]" targetBox="[199,1364,275,1117]" targetPageId="8">
<paragraph id="8B8D9737FFCDF35D5A9FFB3BFC47FB53" blockId="8.[188,1399,1170,1267]" pageId="8" pageNumber="9">
<emphasis id="B9464B25FFCDF35D5A9FFB3BFEF7FB0D" bold="true" box="[189,292,1170,1196]" pageId="8" pageNumber="9">
<figureCitation id="13098BB2FFCDF35D5A9FFB3BFECDFB0D" box="[189,286,1170,1196]" captionStart-0="Fig" captionStart-1="Fig" captionStartId-0="7.[189,232,1856,1882]" captionStartId-1="11.[189,231,1926,1952]" captionTargetBox-0="[278,1305,274,1808]" captionTargetBox-1="[220,1367,265,1888]" captionTargetId-0="figure-12@7.[271,1316,265,1817]" captionTargetId-1="figure-11@11.[220,1367,265,1888]" captionTargetPageId-0="7" captionTargetPageId-1="11" captionText-0="Fig. 1-1. Phylogram of Russula Pers. subgen. Heterophyllidiae Romagnesi, emend. Buyck &amp; V.Hofst. generated using the maximum likelihood (ML) method based on rDNA ITS sequences performed by RAxML. The clades representing subsect.Cyanoxanthinae Singer and sect. Ingratae Quel. are compressed and separately displayed in Figs 1-2, 1-3. Bootstrap values higher than 50% are shown above or below the branches. Species collected from Dinghushan Biosphere Reserve are shown in bold." captionText-1="Fig. 2. Russula fusiformata Y.Song sp. nov., holotype (GDGM75333). ab. Fruiting bodies. cd. Basidia. e. Basidiospores in Melzers reagent. fg. Basidiospores under scanning electron microscope. Scale bars: ab = 1 cm; ce = 10 μm; fg = 1 μm." figureDoi-0="http://doi.org/10.5281/zenodo.6709911" figureDoi-1="http://doi.org/10.5281/zenodo.6686609" httpUri-0="https://zenodo.org/record/6709911/files/figure.png" httpUri-1="https://zenodo.org/record/6686609/files/figure.png" pageId="8" pageNumber="9">Fig. 1-2</figureCitation>
.
</emphasis>
Phylogram of subsect.
<taxonomicName id="4C32ECB4FFCDF35D581DFB3BFC85FB0D" authority="Singer" authorityName="Singer" box="[575,854,1170,1196]" genus="Heterophyllidiae" pageId="8" pageNumber="2" rank="subSection" subSection="Cyanoxanthinae">
<emphasis id="B9464B25FFCDF35D581DFB3BFD2CFB0D" box="[575,767,1170,1196]" italics="true" pageId="8" pageNumber="9">Cyanoxanthinae</emphasis>
Singer
</taxonomicName>
. Bootstrap values higher than 50% are shown above or below the branches. Species collected from Dinghushan Biosphere Reserve are shown in bold, the two novel species are highlighted with a blue background.
</paragraph>
</caption>
<caption id="DF4DC7BFFFCCF35C5A9FF957FB10F89D" ID-DOI="http://doi.org/10.5281/zenodo.6709915" ID-Zenodo-Dep="6709915" httpUri="https://zenodo.org/record/6709915/files/figure.png" pageId="9" pageNumber="10" startId="9.[189,232,1790,1816]" targetBox="[200,1377,280,1739]" targetPageId="9">
<paragraph id="8B8D9737FFCCF35C5A9FF957FB10F89D" blockId="9.[188,1399,1790,1852]" pageId="9" pageNumber="10">
<emphasis id="B9464B25FFCCF35C5A9FF957FEF2F8B9" bold="true" box="[189,289,1790,1816]" pageId="9" pageNumber="10">
<figureCitation id="13098BB2FFCCF35C5A9FF957FEC8F8B9" box="[189,283,1790,1816]" captionStart-0="Fig" captionStart-1="Fig" captionStart-2="Fig" captionStartId-0="7.[189,232,1856,1882]" captionStartId-1="8.[189,232,1170,1196]" captionStartId-2="12.[189,233,1668,1694]" captionTargetBox-0="[278,1305,274,1808]" captionTargetBox-1="[199,1364,275,1117]" captionTargetBox-2="[209,1389,305,1559]" captionTargetId-0="figure-12@7.[271,1316,265,1817]" captionTargetId-1="figure-14@8.[189,1398,265,1131]" captionTargetId-2="figure-14@12.[189,1398,265,1630]" captionTargetPageId-0="7" captionTargetPageId-1="8" captionTargetPageId-2="12" captionText-0="Fig. 1-1. Phylogram of Russula Pers. subgen. Heterophyllidiae Romagnesi, emend. Buyck &amp; V.Hofst. generated using the maximum likelihood (ML) method based on rDNA ITS sequences performed by RAxML. The clades representing subsect.Cyanoxanthinae Singer and sect. Ingratae Quel. are compressed and separately displayed in Figs 1-2, 1-3. Bootstrap values higher than 50% are shown above or below the branches. Species collected from Dinghushan Biosphere Reserve are shown in bold." captionText-1="Fig. 1-2. Phylogram of subsect. Cyanoxanthinae Singer. Bootstrap values higher than 50% are shown above or below the branches. Species collected from Dinghushan Biosphere Reserve are shown in bold, the two novel species are highlighted with a blue background." captionText-2="Fig. 3. Russula fusiformata Y.Song sp. nov., holotype (GDGM75333). a. Basidia. b. Pleurocystidia. c. Cheilocystidia. d. Pileocystidia. e. Caulocystidia. f. Pileipellis. Scale bars = 10 μm." figureDoi-0="http://doi.org/10.5281/zenodo.6709911" figureDoi-1="http://doi.org/10.5281/zenodo.6709913" figureDoi-2="http://doi.org/10.5281/zenodo.6686613" httpUri-0="https://zenodo.org/record/6709911/files/figure.png" httpUri-1="https://zenodo.org/record/6709913/files/figure.png" httpUri-2="https://zenodo.org/record/6686613/files/figure.png" pageId="9" pageNumber="10">Fig. 1-3</figureCitation>
.
</emphasis>
Phylogram of sect.
<taxonomicName id="4C32ECB4FFCCF35C5825F956FCF8F8B8" authority="Quel. Bootstrap" authorityName="Quel. Bootstrap" box="[519,811,1791,1817]" class="Agaricomycetes" family="Russulaceae" genus="Ingratae" kingdom="Fungi" order="Russulales" pageId="9" pageNumber="10" phylum="Basidiomycota" rank="genus">
<emphasis id="B9464B25FFCCF35C5825F956FDBFF8B9" box="[519,620,1791,1816]" italics="true" pageId="9" pageNumber="10">Ingratae</emphasis>
Quel. Bootstrap
</taxonomicName>
values higher than 50% are shown above or below the branches. Species collected from Dinghushan Biosphere Reserve are shown in bold.
</paragraph>
</caption>
<paragraph id="8B8D9737FFCFF35F5AC8FEA1FE32FE83" blockId="10.[187,1399,264,402]" box="[234,481,264,290]" pageId="10" pageNumber="11">
<emphasis id="B9464B25FFCFF35F5AC8FEA1FE32FE83" bold="true" box="[234,481,264,290]" pageId="10" pageNumber="11">Additional material</emphasis>
</paragraph>
<paragraph id="8B8D9737FFCFF35F5A9FFE84FEBAFE33" blockId="10.[187,1399,264,402]" pageId="10" pageNumber="11">
<materialsCitation id="3B5A9D6AFFCFF35F5A9FFE84FEB6FE33" ID-GBIF-Occurrence="3818566301" accessionNumber="MK049979" collectedFrom="on the ground in evergreen broad-leaf forest mainly with Fagaceae trees" collectingDate="2015-06-12" collectionCode="ITS" collectorName="Y. Song" country="China" county="Zhaoqing City" location="Dinghushan Biosphere Reserve" municipality="Dinghushan Biosphere Reserve" pageId="10" pageNumber="11" specimenCode="GDGM75332" specimenCount="1" stateProvince="Guangdong Province">
<collectingCountry id="F325D7A7FFCFF35F5A9FFE84FEC4FEE6" box="[189,279,301,327]" name="China" pageId="10" pageNumber="11">CHINA</collectingCountry>
<collectingRegion id="49F659D5FFCFF35F5B09FE84FDCCFEE6" box="[299,543,301,327]" country="China" name="Guangdong" pageId="10" pageNumber="11">Guangdong Province</collectingRegion>
,
<collectingCounty id="62ECEFBBFFCFF35F580BFE84FD1DFEE6" box="[553,718,301,327]" pageId="10" pageNumber="11">Zhaoqing City</collectingCounty>
,
<collectingMunicipality id="6BE90D4DFFCFF35F58FAFE84FB93FEE9" box="[728,1088,301,328]" pageId="10" pageNumber="11">Dinghushan Biosphere Reserve</collectingMunicipality>
,
<collectedFrom id="382ED4CAFFCFF35F5E68FE87FD1CFECC" pageId="10" pageNumber="11">
on the ground in evergreen broad-leaf forest mainly with
<taxonomicName id="4C32ECB4FFCFF35F583DFEFAFD5FFECC" authorityName="Dumortier" authorityYear="1829" box="[543,652,339,365]" class="Magnoliopsida" family="Fagaceae" kingdom="Plantae" order="Fagales" pageId="10" pageNumber="11" phylum="Tracheophyta" rank="family">Fagaceae</taxonomicName>
trees
</collectedFrom>
;
<date id="FF8CB1F7FFCFF35F58FFFEFBFCAAFECC" box="[733,889,338,365]" pageId="10" pageNumber="11" value="2015-06-12">
<collectingDate id="EFC8481FFFCFF35F58FFFEFBFCAAFECC" box="[733,889,338,365]" pageId="10" pageNumber="11" value="2015-06-12">12 Jun. 2015</collectingDate>
</date>
;
<emphasis id="B9464B25FFCFF35F59A8FEFAFC32FECC" box="[906,993,339,365]" italics="true" pageId="10" pageNumber="11">
<collectorName id="26C7F2E1FFCFF35F59A8FEFAFC32FECC" box="[906,993,339,365]" pageId="10" pageNumber="11">Y. Song</collectorName>
</emphasis>
; GenBank no.:
<accessionNumber id="94610AD4FFCFF35F5EBDFEFBFAF5FECD" box="[1183,1318,338,364]" httpUri="https://www.ebi.ac.uk/ena/browser/api/embl/MK049979" pageId="10" pageNumber="11">MK049979</accessionNumber>
(
<collectionCode id="ED230FF2FFCFF35F5F1AFEFBFABAFECD" box="[1336,1385,338,364]" pageId="10" pageNumber="11">ITS</collectionCode>
);
<specimenCode id="DB943F4CFFCFF35F5A9CFEDEFEB6FE33" box="[190,357,375,402]" collectionCode="GDGM" country="China" httpUri="http://biocol.org/urn:lsid:biocol.org:col:13144" lsid="urn:lsid:biocol.org:col:13144" name="Guangdong Institute of Microbiology" pageId="10" pageNumber="11" type="Herbarium">GDGM75332</specimenCode>
</materialsCitation>
.
</paragraph>
</subSubSection>
<subSubSection id="C328C4BCFFCFF35F5A9FFE13FE2AFA37" pageId="10" pageNumber="11" type="description">
<paragraph id="8B8D9737FFCFF35F5A9FFE13FE9DFE75" blockId="10.[189,334,442,468]" box="[189,334,442,468]" pageId="10" pageNumber="11">
<heading id="D0C5205BFFCFF35F5A9FFE13FE9DFE75" bold="true" box="[189,334,442,468]" fontSize="11" level="3" pageId="10" pageNumber="11" reason="3">
<emphasis id="B9464B25FFCFF35F5A9FFE13FE9DFE75" bold="true" box="[189,334,442,468]" pageId="10" pageNumber="11">Description</emphasis>
</heading>
</paragraph>
<paragraph id="8B8D9737FFCFF35F5A9FFE43FD23FD40" blockId="10.[187,1399,490,738]" pageId="10" pageNumber="11">
Basidiomata medium-sized. Pileus
<quantity id="4CCA3AD2FFCFF35F5875FE43FD7FFDA4" box="[599,684,490,517]" metricMagnitude="-2" metricUnit="m" metricValue="7.5" metricValueMax="9.0" metricValueMin="6.0" pageId="10" pageNumber="11" unit="cm" value="7.5" valueMax="9.0" valueMin="6.0">69 cm</quantity>
in diam., applanate to plano-concave with a depressed center, lavender blush (#FFF0F5) with thistle tint (#D8BFD8), often tan (#D2B48C) to rosy brown (#BC8F8F) at center, rarely with a pale yellow tinge; margin entire or waved, striate. Lamellae adnate, ivory (#FFFFF0), cream yellow when dried, unchanging after bruising, equal, not or rarely forking, with even, concolorous edges. Stipe 68 ×
<quantity id="4CCA3AD2FFCFF35F5BB3FDD4FE2EFD39" box="[401,509,637,664]" metricMagnitude="-2" metricUnit="m" metricValue="1.75" metricValueMax="2.0" metricValueMin="1.5" pageId="10" pageNumber="11" unit="cm" value="1.75" valueMax="2.0" valueMin="1.5">1.52 cm</quantity>
, white (#FFFFFF), cylindrical, smooth, dry, central, solid, often longitudinally rugulose. Context
<quantity id="4CCA3AD2FFCFF35F5BBAFD0BFE28FD1C" box="[408,507,674,701]" metricMagnitude="-3" metricUnit="m" metricValue="7.0" metricValueMax="8.0" metricValueMin="6.0" pageId="10" pageNumber="11" unit="mm" value="7.0" valueMax="8.0" valueMin="6.0">68 mm</quantity>
thick, whitish, unchanging after bruising or with FeSO
<subScript id="17B69572FFCFF35F5EB5FD1CFB73FD62" attach="right" box="[1175,1184,693,707]" fontSize="6" pageId="10" pageNumber="11">4</subScript>
, cream when dry. Taste mild. Odor indistinct. Spore print whitish.
</paragraph>
<paragraph id="8B8D9737FFCFF35F5A9FFCA3FE2AFA37" blockId="10.[188,1399,778,1430]" pageId="10" pageNumber="11">Basidiospores subglobose to broadly ellipsoid, (40/2/2) (4.8)5.66.57.4(7.6) × (4.5)5.15.76.3( 6.7) μm, Q = (1)1.041.151.28(1.3), hyaline in 5% KOH; ornamentation amyloid, composed of conical to subcylindrical warts, not exceeding 0.7 μm in height, mostly isolated, but a few connected with short lines, but not forming a reticulum; suprahilar spot distinct, not amyloid. Basidia 26.54249.5 × 812 14 μm, 4-spored, rarely 2-spored, narrowly cylindrical to subcylindrical or broadly clavate; sterigmata not exceeding 5.7 μm in length. Lamellar trama mainly composed of nested spherocytes (1355 × 7.5 42 μm) surrounded by connective hyphae. Pleurocystidia 435053 × 789 μm, slender, cylindrical to subfusiform, apex obtuse, bluntly acuminate or mucronate, with abundant granular contents; negative in SV. Cheilocystidia 36.55278 × 5911 μm, clavate to fusoid, often with bluntly acuminate to mucronate apices, thin-walled, with refractive contents, unchanged in SV. Marginal cells not differentiated. Pileipellis metachromatic in cresyl blue, 67140.5 μm thick, composed of suprapellis and subpellis; suprapellis a trichoderm composed of ascending to erect hyphae and subpellis composed of horizontally oriented hyphae 1.85 μm in diam.; terminal elements at center 5.514 × 38 μm, cylindrical, apices obtuse; terminal cells at margin slender cylindrical with obtuse apices. Pileocystidia 15.564 × 210 μm, always one-celled, slender, apex mucronate or subterminally constricted, cylindrical to clavate. Stipitipellis a cutis, composed of thin-walled, often ramifying, septate hyphae 1.53.6 μm in diam. Caulocystidia 1931 × 310.5 μm, subcylindrical to fusoid, bluntly acuminate or mucronate, with refractive contents. Clamp connections absent.</paragraph>
</subSubSection>
<subSubSection id="C328C4BCFFCFF35F5A9FFA16FE4FF849" pageId="10" pageNumber="11" type="discussion">
<paragraph id="8B8D9737FFCFF35F5A9FFA16FEFCFA78" blockId="10.[189,303,1471,1497]" box="[189,303,1471,1497]" pageId="10" pageNumber="11">
<heading id="D0C5205BFFCFF35F5A9FFA16FEFCFA78" bold="true" box="[189,303,1471,1497]" fontSize="11" level="3" pageId="10" pageNumber="11" reason="3">
<emphasis id="B9464B25FFCFF35F5A9FFA16FEFCFA78" bold="true" box="[189,303,1471,1497]" pageId="10" pageNumber="11">Remarks</emphasis>
</heading>
</paragraph>
<paragraph id="8B8D9737FFCFF35F5A9FFA59FE4FF849" blockId="10.[187,1400,1519,2024]" pageId="10" pageNumber="11">
Our phylogenetic analysis based on ITS shows that
<taxonomicName id="4C32ECB4FFCFF35F592CFA46FC24F9AB" authority="Song, 2022" authorityName="Y. Song" authorityYear="2022" box="[782,1015,1519,1546]" class="Agaricomycetes" family="Russulaceae" genus="Russula" kingdom="Fungi" order="Russulales" pageId="10" pageNumber="11" phylum="Basidiomycota" rank="species" species="fusiformata" status="sp. nov.">
<emphasis id="B9464B25FFCFF35F592CFA46FC24F9AB" box="[782,1015,1519,1546]" italics="true" pageId="10" pageNumber="11">Russula fusiformata</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A275F65EFFCFF35F59DFFA59FB85F9AB" box="[1021,1110,1520,1546]" pageId="10" pageNumber="11" rank="species">sp. nov.</taxonomicNameLabel>
is well nested in subsect.
<taxonomicName id="4C32ECB4FFCFF35F5A99F9BDFE19F98F" authority="Singer" authorityName="Singer" box="[187,458,1556,1582]" genus="Heterophyllidiae" pageId="10" pageNumber="2" rank="subSection" subSection="Cyanoxanthinae">
<emphasis id="B9464B25FFCFF35F5A99F9BDFEA4F98F" box="[187,375,1556,1582]" italics="true" pageId="10" pageNumber="11">Cyanoxanthinae</emphasis>
Singer
</taxonomicName>
and relatively close to
<taxonomicName id="4C32ECB4FFCFF35F58E9F9BCFBA1F98F" authority="J. B. Zhang &amp; L. H. Qiu" authorityName="J. B. Zhang &amp; L. H. Qiu" box="[715,1138,1556,1582]" class="Agaricomycetes" family="Russulaceae" genus="Russula" kingdom="Fungi" order="Russulales" pageId="10" pageNumber="11" phylum="Basidiomycota" rank="species" species="dinghuensis">
<emphasis id="B9464B25FFCFF35F58E9F9BCFCA7F98F" box="[715,884,1556,1582]" italics="true" pageId="10" pageNumber="11">R. dinghuensis</emphasis>
J.B.Zhang &amp; L.H.Qiu
</taxonomicName>
and
<taxonomicName id="4C32ECB4FFCFF35F5E87F9BCFE3DF9F2" authority="J. B. Zhang &amp; L. H. Qiu. The" authorityName="J. B. Zhang &amp; L. H. Qiu. The" class="Agaricomycetes" family="Russulaceae" genus="Russula" kingdom="Fungi" order="Russulales" pageId="10" pageNumber="11" phylum="Basidiomycota" rank="species" species="subpallidirosea">
<emphasis id="B9464B25FFCFF35F5E87F9BCFAA4F98F" box="[1189,1399,1556,1582]" italics="true" pageId="10" pageNumber="11">R. subpallidirosea</emphasis>
J.B.Zhang &amp; L.H.Qiu. The
</taxonomicName>
three species have a common habitat and distribution, namely all are gregarious in monsoon evergreen broad-leaf forest and mixed pine-broad-leaf forest in DHSBR.
<taxonomicName id="4C32ECB4FFCFF35F5EABF9F7FAA6F9D9" box="[1161,1397,1630,1656]" class="Agaricomycetes" family="Russulaceae" genus="Russula" kingdom="Fungi" order="Russulales" pageId="10" pageNumber="11" phylum="Basidiomycota" rank="species" species="dinghuensis">
<emphasis id="B9464B25FFCFF35F5EABF9F7FAA6F9D9" box="[1161,1397,1630,1656]" italics="true" pageId="10" pageNumber="11">Russula dinghuensis</emphasis>
</taxonomicName>
(Appendix 1) is characterized by the olive green pileus with acute and incurved margin, white and rarely forked lamellae, thick metachromatic pileipellis.
<taxonomicName id="4C32ECB4FFCFF35F5978F901FBABF963" box="[858,1144,1704,1730]" class="Agaricomycetes" family="Russulaceae" genus="Russula" kingdom="Fungi" order="Russulales" pageId="10" pageNumber="11" phylum="Basidiomycota" rank="species" species="subpallidirosea">
<emphasis id="B9464B25FFCFF35F5978F901FBABF963" box="[858,1144,1704,1730]" italics="true" pageId="10" pageNumber="11">Russula subpallidirosea</emphasis>
</taxonomicName>
(Appendix 3) can be recognized by the pale pink to pale grayish-pink pileus, white and forked lamellae, metachromatic pileipellis with short terminal elements.
<taxonomicName id="4C32ECB4FFCFF35F58B9F958FC54F8AA" authorityName="Y. Song" authorityYear="2022" box="[667,903,1777,1803]" class="Agaricomycetes" family="Russulaceae" genus="Russula" kingdom="Fungi" order="Russulales" pageId="10" pageNumber="11" phylum="Basidiomycota" rank="species" species="fusiformata">
<emphasis id="B9464B25FFCFF35F58B9F958FC54F8AA" box="[667,903,1777,1803]" italics="true" pageId="10" pageNumber="11">Russula fusiformata</emphasis>
</taxonomicName>
can be differentiated from related species by its lavender blush to rosy brown pileus and fusiform cheilocystidia with sharp apices. In addition, the margin of
<taxonomicName id="4C32ECB4FFCFF35F5B13F895FE08F8F4" box="[305,475,1851,1877]" class="Agaricomycetes" family="Russulaceae" genus="Russula" kingdom="Fungi" order="Russulales" pageId="10" pageNumber="11" phylum="Basidiomycota" rank="species" species="dinghuensis">
<emphasis id="B9464B25FFCFF35F5B13F895FE08F8F4" box="[305,475,1851,1877]" italics="true" pageId="10" pageNumber="11">R. dinghuensis</emphasis>
</taxonomicName>
and
<taxonomicName id="4C32ECB4FFCFF35F5833F895FD37F8F4" box="[529,740,1851,1877]" class="Agaricomycetes" family="Russulaceae" genus="Russula" kingdom="Fungi" order="Russulales" pageId="10" pageNumber="11" phylum="Basidiomycota" rank="species" species="subpallidirosea">
<emphasis id="B9464B25FFCFF35F5833F895FD37F8F4" box="[529,740,1851,1877]" italics="true" pageId="10" pageNumber="11">R. subpallidirosea</emphasis>
</taxonomicName>
is even and incurved while in
<taxonomicName id="4C32ECB4FFCFF35F5E1DF895FB36F8F4" authorityName="Y. Song" authorityYear="2022" box="[1087,1253,1851,1877]" class="Agaricomycetes" family="Russulaceae" genus="Russula" kingdom="Fungi" order="Russulales" pageId="10" pageNumber="11" phylum="Basidiomycota" rank="species" species="fusiformata">
<emphasis id="B9464B25FFCFF35F5E1DF895FB36F8F4" box="[1087,1253,1851,1877]" italics="true" pageId="10" pageNumber="11">R. fusiformata</emphasis>
</taxonomicName>
it is crenate. The lamellae of
<taxonomicName id="4C32ECB4FFCFF35F5BA4F8C8FDE5F8DB" box="[390,566,1888,1914]" class="Agaricomycetes" family="Russulaceae" genus="Russula" kingdom="Fungi" order="Russulales" pageId="10" pageNumber="11" phylum="Basidiomycota" rank="species" species="dinghuensis">
<emphasis id="B9464B25FFCFF35F5BA4F8C8FDE5F8DB" box="[390,566,1888,1914]" italics="true" pageId="10" pageNumber="11">R. dinghuensis</emphasis>
</taxonomicName>
and
<taxonomicName id="4C32ECB4FFCFF35F5850F8C8FCCCF8DB" authorityName="Y. Song" authorityYear="2022" box="[626,799,1888,1914]" class="Agaricomycetes" family="Russulaceae" genus="Russula" kingdom="Fungi" order="Russulales" pageId="10" pageNumber="11" phylum="Basidiomycota" rank="species" species="fusiformata">
<emphasis id="B9464B25FFCFF35F5850F8C8FCCCF8DB" box="[626,799,1888,1914]" italics="true" pageId="10" pageNumber="11">R. fusiformata</emphasis>
</taxonomicName>
are rarely forked, but those of
<taxonomicName id="4C32ECB4FFCFF35F5EBFF8C8FAA4F8DB" box="[1181,1399,1888,1914]" class="Agaricomycetes" family="Russulaceae" genus="Russula" kingdom="Fungi" order="Russulales" pageId="10" pageNumber="11" phylum="Basidiomycota" rank="species" species="subpallidirosea">
<emphasis id="B9464B25FFCFF35F5EBFF8C8FAA4F8DB" box="[1181,1399,1888,1914]" italics="true" pageId="10" pageNumber="11">R. subpallidirosea</emphasis>
</taxonomicName>
are often forking. Moreover, the chemical reactions of cystidia and pileipellis of the three species are totally different. Pleurocystidia in
<taxonomicName id="4C32ECB4FFCFF35F587BF803FCD7F865" authorityName="Y. Song" authorityYear="2022" box="[601,772,1962,1988]" class="Agaricomycetes" family="Russulaceae" genus="Russula" kingdom="Fungi" order="Russulales" pageId="10" pageNumber="11" phylum="Basidiomycota" rank="species" species="fusiformata">
<emphasis id="B9464B25FFCFF35F587BF803FCD7F865" box="[601,772,1962,1988]" italics="true" pageId="10" pageNumber="11">R. fusiformata</emphasis>
</taxonomicName>
are SV negative, but positive in
<taxonomicName id="4C32ECB4FFCFF35F5EB6F803FA90F862" box="[1172,1347,1961,1987]" class="Agaricomycetes" family="Russulaceae" genus="Russula" kingdom="Fungi" order="Russulales" pageId="10" pageNumber="11" phylum="Basidiomycota" rank="species" species="dinghuensis">
<emphasis id="B9464B25FFCFF35F5EB6F803FA90F862" box="[1172,1347,1961,1987]" italics="true" pageId="10" pageNumber="11">R. dinghuensis</emphasis>
</taxonomicName>
and
<emphasis id="B9464B25FFCFF35F5A9DF866FE4FF849" box="[191,412,1998,2024]" italics="true" pageId="10" pageNumber="11">
<taxonomicName id="4C32ECB4FFCFF35F5A9DF866FE4BF849" box="[191,408,1998,2024]" class="Agaricomycetes" family="Russulaceae" genus="Russula" kingdom="Fungi" order="Russulales" pageId="10" pageNumber="11" phylum="Basidiomycota" rank="species" species="subpallidirosea">R. subpallidirosea</taxonomicName>
.
</emphasis>
</paragraph>
</subSubSection>
</treatment>
</document>