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<document id="2E5FB8CC48F22BAD53EA1A538F4D2DAA" ID-DOI="10.11646/phytotaxa.642.2.1" ID-ISSN="1179-3163" ID-Zenodo-Dep="13214225" IM.bibliography_approvedBy="guilherme" IM.illustrations_approvedBy="guilherme" IM.materialsCitations_approvedBy="guilherme" IM.tables_requiresApprovalFor="GgImagineBatch" IM.taxonomicNames_approvedBy="guilherme" IM.treatments_approvedBy="guilherme" checkinTime="1722602167090" checkinUser="felipe" docAuthor="Ryoo, Rhim, Ka, Kang-Hyeon &amp; Antonín, Vladimír" docDate="2024" docId="7364D86BFF913B6F59B6A966AC9E24E5" docLanguage="en" docName="phytotaxa.642.2.1.pdf" docOrigin="Phytotaxa 642 (2)" docSource="http://dx.doi.org/10.11646/phytotaxa.642.2.1" docStyle="DocumentStyle:96748F8F1B6C902996E134952A3A36B9.13:Phytotaxa.2014-.journal_article" docStyleId="96748F8F1B6C902996E134952A3A36B9" docStyleName="Phytotaxa.2014-.journal_article" docStyleVersion="13" docTitle="Rhodocollybia hongneungensis Antonin, R. Ryoo &amp; K. H. Ka, sp. nov." docType="treatment" docVersion="3" lastPageNumber="123" masterDocId="8F5DA013FF9B3B63593EAE33A9342012" masterDocTitle="The genus Rhodocollybia (Omphalotaceae, Basidiomycota) in the Republic of Korea" masterLastPageNumber="126" masterPageNumber="111" pageNumber="121" updateTime="1725623414843" updateUser="guilherme" zenodo-license-figures="UNSPECIFIED" zenodo-license-treatments="UNSPECIFIED">
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<mods:title id="5F430D7EF8816DA3043F9A2B57C5EC11">The genus Rhodocollybia (Omphalotaceae, Basidiomycota) in the Republic of Korea</mods:title>
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<mods:namePart id="15F865C0A502872EE16F189E6D65CE4E">Ryoo, Rhim</mods:namePart>
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<mods:namePart id="9AC9FCCC83BC2807817A10242BCDFFCA">Ka, Kang-Hyeon</mods:namePart>
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<mods:namePart id="CD9A4D6C0DA65E6EEFFF3208E020FD82">Antonín, Vladimír</mods:namePart>
<mods:affiliation id="9D832BE254884467E3B63F235BEB4000">Department of Botany, Moravian Museum, Zelný trh 6, CZ- 659 37 Brno, Czech Republic</mods:affiliation>
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<mods:title id="87FE16E00A8FD7EF54D9FC9C245ECBD4">Phytotaxa</mods:title>
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<mods:date id="DA7606795A26B2152E8737FD1CC90E2E">2024</mods:date>
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<treatment id="7364D86BFF913B6F59B6A966AC9E24E5" LSID="urn:lsid:plazi:treatment:7364D86BFF913B6F59B6A966AC9E24E5" httpUri="http://treatment.plazi.org/id/7364D86BFF913B6F59B6A966AC9E24E5" lastPageId="12" lastPageNumber="123" pageId="10" pageNumber="121">
<subSubSection id="B3D73AF6FF913B6959B6A966A8B92787" pageId="10" pageNumber="121" type="nomenclature">
<paragraph id="FB72697DFF913B6959B6A966AD6F2762" blockId="10.[136,1115,1877,1904]" box="[136,1115,1877,1904]" pageId="10" pageNumber="121">
<heading id="A03ADE11FF913B6959B6A966AD6F2762" box="[136,1115,1877,1904]" fontSize="11" level="2" pageId="10" pageNumber="121" reason="3">
<taxonomicName id="3CCD12FEFF913B6959B6A966AA772762" authority="Antonin, R. Ryoo &amp; K.H. Ka" authorityName="Antonin, R. Ryoo &amp; K. H. Ka" box="[136,835,1877,1904]" class="Agaricomycetes" family="Omphalotaceae" genus="Rhodocollybia" kingdom="Fungi" order="Agaricales" pageId="10" pageNumber="121" phylum="Basidiomycota" rank="species" species="hongneungensis" status="sp. nov.">
<emphasis id="C9B9B56FFF913B6959B6A966A8C02762" bold="true" box="[136,500,1877,1904]" italics="true" pageId="10" pageNumber="121">Rhodocollybia hongneungensis</emphasis>
Antonín, R. Ryoo &amp; K.H. Ka
</taxonomicName>
,
<emphasis id="C9B9B56FFF913B695A71A964AA902762" box="[847,932,1879,1904]" italics="true" pageId="10" pageNumber="121">
<taxonomicNameLabel id="D28A0814FF913B695A71A964AA902762" box="[847,932,1879,1904]" pageId="10" pageNumber="121" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
<figureCitation id="63F675F8FF913B695A94A965AD382762" box="[938,1036,1878,1904]" captionStart="FIGURE 3" captionStartId="5.[136,229,1953,1975]" captionTargetBox="[236,1359,196,1925]" captionTargetId="figure-18@5.[225,1363,190,1928]" captionTargetPageId="5" captionText="FIGURE 3. BasidiomataA. Rhodocollybia maculata (BRNM 840489).B. R. butyraceoides (BRNM 840485).C. R. butyraceoides (BRNM 840490, holotype). D. R. variabilicolor (BRNM 718751). E. R. variabilicolor (BRNM 840482). F. R. variabilicolor (BRNM 840488). G. R. variabilicolor (BRNM 840491, holotype). H. R. hongneungensis (BRNM 718721, holotype). Photos by: V. Antonín." figureDoi="http://doi.org/10.5281/zenodo.13214233" httpUri="https://zenodo.org/record/13214233/files/figure.png" pageId="10" pageNumber="121">Figs. 3H</figureCitation>
,
<figureCitation id="63F675F8FF913B695D26A965AD6F2762" box="[1048,1115,1878,1904]" captionStart="FIGURE 7" captionStartId="11.[136,229,1118,1140]" captionTargetBox="[200,1388,248,1093]" captionTargetId="figure-35@11.[200,1388,245,1093]" captionTargetPageId="11" captionText="FIGURE 7. Rhodocollybia hongneungensis (holotype).A. Cheilocystidia. B. Basidiospores. C. Pileipellis. Scale bar = 20 µm. Drawings by V. Antonín and R. Ryoo." figureDoi="http://doi.org/10.5281/zenodo.13214243" httpUri="https://zenodo.org/record/13214243/files/figure.png" pageId="10" pageNumber="121">7AC</figureCitation>
</heading>
</paragraph>
<paragraph id="FB72697DFF913B6959B6A949A8B92787" blockId="10.[136,397,1914,1941]" box="[136,397,1914,1941]" pageId="10" pageNumber="121">Mycobank MB 852258</paragraph>
</subSubSection>
<subSubSection id="B3D73AF6FF913B6F59B6A988ABD22136" lastPageId="12" lastPageNumber="123" pageId="10" pageNumber="121" type="etymology">
<paragraph id="FB72697DFF913B6959B6A988AAAE27C7" blockId="10.[136,1451,1979,2078]" box="[136,922,1979,2006]" pageId="10" pageNumber="121">Etymology:—The specific epithet refers to the locality of this species.</paragraph>
<paragraph id="FB72697DFF913B695983A9ECADD9280C" blockId="10.[136,1451,1979,2078]" pageId="10" pageNumber="121">
Diagnosis:—It differs from
<taxonomicName id="3CCD12FEFF913B6958C9A9D3AB8727EB" box="[503,691,2015,2041]" class="Agaricomycetes" family="Omphalotaceae" genus="Rhodocollybia" kingdom="Fungi" order="Agaricales" pageId="10" pageNumber="121" phylum="Basidiomycota" rank="species" species="butyraceoides">
<emphasis id="C9B9B56FFF913B6958C9A9D3AB8727EB" box="[503,691,2015,2041]" italics="true" pageId="10" pageNumber="121">R. butyraceoides</emphasis>
</taxonomicName>
by a usually darker pileus, slightly larger basidiospores (average of length 7.84 µm), rather small, slightly differently shaped cheilocystidia and different ITS sequences.
</paragraph>
<paragraph id="FB72697DFF903B685983AEADA86420CE" blockId="11.[136,1451,158,220]" pageId="11" pageNumber="122">
<materialsCitation id="4BA56320FF903B685983AEADA87820CE" collectingDate="2008-07-11" collectionCode="V, R" country="South Korea" location="Hongneung Arboretum" pageId="11" pageNumber="122" specimenCount="1" stateProvince="Seoul" typeStatus="holotype">
<typeStatus id="2476D7DFFF903B685983AEADA81220AA" box="[189,294,158,184]" pageId="11" pageNumber="122" type="holotype">Holotype</typeStatus>
:—
<collectingCountry id="83DA29EDFF903B685878AEADAB5C20AA" box="[326,616,158,184]" name="South Korea" pageId="11" pageNumber="122">REPUBLIC OF KOREA</collectingCountry>
.
<collectingRegion id="3909A79FFF903B685B4DAEADAB8220AA" box="[627,694,158,184]" country="South Korea" name="Seoul" pageId="11" pageNumber="122">Seoul</collectingRegion>
,
<location id="FE123FA6FF903B685BFFAEACAAFC20AA" LSID="urn:lsid:plazi:treatment:7364D86BFF913B6F59B6A966AC9E24E5:FE123FA6FF903B685BFFAEACAAFC20AA" box="[705,968,158,185]" country="South Korea" name="Hongneung Arboretum" pageId="11" pageNumber="122" stateProvince="Seoul">Hongneung Arboretum</location>
,
<date id="8F734FBDFF903B685AEDAEADAD5320AA" box="[979,1127,158,184]" pageId="11" pageNumber="122" value="2008-07-11">
<collectingDate id="9F37B655FF903B685AEDAEADAD5320AA" box="[979,1127,158,184]" pageId="11" pageNumber="122" value="2008-07-11">11 July 2008</collectingDate>
</date>
,
<emphasis id="C9B9B56FFF903B685D4DAEACAC9F20AA" box="[1139,1451,158,185]" italics="true" pageId="11" pageNumber="122">
<collectionCode id="9DDCF1B8FF903B685D4DAEACADB020AA" box="[1139,1156,159,184]" country="Canada" lsid="urn:lsid:biocol.org:col:13946" name="Royal British Columbia Museum - Herbarium" pageId="11" pageNumber="122" type="Museum">V</collectionCode>
. Antonín 08.93 &amp;
<collectionCode id="9DDCF1B8FF903B685C6DAEACAC5320AA" box="[1363,1383,159,184]" country="Chile" name="Departamento de Geologia, Universidad de Chile" pageId="11" pageNumber="122">R</collectionCode>
. Ryoo
</emphasis>
(BRNM 718721)
</materialsCitation>
.
</paragraph>
<caption id="AFB239F5FF903B6859B6AA6DA8A6248A" ID-DOI="http://doi.org/10.5281/zenodo.13214243" ID-Zenodo-Dep="13214243" httpUri="https://zenodo.org/record/13214243/files/figure.png" pageId="11" pageNumber="122" startId="11.[136,229,1118,1140]" targetBox="[200,1388,248,1093]" targetPageId="11" targetType="figure">
<paragraph id="FB72697DFF903B6859B6AA6DA8A6248A" blockId="11.[136,1451,1118,1176]" pageId="11" pageNumber="122">
<emphasis id="C9B9B56FFF903B6859B6AA6DA9CA2466" bold="true" box="[136,254,1118,1140]" pageId="11" pageNumber="122">FIGURE 7.</emphasis>
<taxonomicName id="3CCD12FEFF903B68583AAA6DAB052461" box="[260,561,1118,1139]" class="Agaricomycetes" family="Omphalotaceae" genus="Rhodocollybia" kingdom="Fungi" order="Agaricales" pageId="11" pageNumber="122" phylum="Basidiomycota" rank="species" species="hongneungensis">
<emphasis id="C9B9B56FFF903B68583AAA6DAB052461" box="[260,561,1118,1139]" italics="true" pageId="11" pageNumber="122">Rhodocollybia hongneungensis</emphasis>
</taxonomicName>
(holotype). A. Cheilocystidia. B. Basidiospores. C. Pileipellis. Scale bar = 20 µm. Drawings by V. Antonín and R. Ryoo.
</paragraph>
</caption>
<paragraph id="FB72697DFF903B685983AAF4AC77265B" blockId="11.[136,1452,1223,2077]" pageId="11" pageNumber="122">
Description:—
<emphasis id="C9B9B56FFF903B68585AAAF4A89E24F3" box="[356,426,1223,1249]" italics="true" pageId="11" pageNumber="122">Pileus</emphasis>
<quantity id="3C35C498FF903B68588DAAF4AB1B24F3" box="[435,559,1223,1250]" metricMagnitude="-2" metricUnit="m" metricValue="2.85" metricValueMax="4.2" metricValueMin="1.5" pageId="11" pageNumber="122" unit="mm" value="28.5" valueMax="42.0" valueMin="15.0">1542 mm</quantity>
broad, conico-convex or broadly conical with small obtuse central umbo and slightly inflexed margin when young, then plano-conical to almost applanate, with ± plane centre, and straight to slightly uplifted margin, hygrophanous, not translucently striate or only slightly at outermost margin, except for centre finely fibrillose-tomentose centre, sometimes slightly rugulose at centre when old, dirty ochre brown, greyish beige (± 56BC3, 5B4) or greyish orange (6C6) and drying to pale dirty yellowish ochre, pallescent, almost whitish towards margin.
<emphasis id="C9B9B56FFF903B6859DBAB48A8792587" box="[229,333,1403,1429]" italics="true" pageId="11" pageNumber="122">Lamellae</emphasis>
close, L = approx. 3540, l = 34, slightly emarginate and attached with tooth or slightly decurrent with tooth, then broadly adnate to slightly decurrent when old, often intervenose at base, pale yellowish cream then yellow orangish (34A2), with concolorous, serrulate edge.
<emphasis id="C9B9B56FFF903B685A1DABF0AA6F25CF" box="[803,859,1475,1501]" italics="true" pageId="11" pageNumber="122">Stipe</emphasis>
3570 ×
<quantity id="3C35C498FF903B685AFDABF0AD1525CF" box="[963,1057,1475,1502]" metricMagnitude="-3" metricUnit="m" metricValue="4.0" metricValueMax="5.0" metricValueMin="3.0" pageId="11" pageNumber="122" unit="mm" value="4.0" valueMax="5.0" valueMin="3.0">35 mm</quantity>
, cylindrical, slightly clavate at base (up to
<quantity id="3C35C498FF903B6859F1ABD4A8262613" box="[207,274,1511,1537]" metricMagnitude="-3" metricUnit="m" metricValue="9.0" pageId="11" pageNumber="122" unit="mm" value="9.0">9 mm</quantity>
), finely fibrillose-pruinose to flocculose at apex, elsewhere slightly longitudinally fibrillose, watery white, pale yellow (paler than 3A2) or yellow ochre (paler than 4A3); basal mycelium white, ascendant up to one quarter or one half of the stipe length.
<emphasis id="C9B9B56FFF903B6858FFA81CAB2C265B" box="[449,536,1583,1609]" italics="true" pageId="11" pageNumber="122">Context</emphasis>
dirty whitish, hollow in stipe, without special smell and with mild taste.
</paragraph>
<paragraph id="FB72697DFF903B685983A860A84627A3" blockId="11.[136,1452,1223,2077]" pageId="11" pageNumber="122">
<emphasis id="C9B9B56FFF903B685983A860A86F267F" box="[189,347,1619,1645]" italics="true" pageId="11" pageNumber="122">Basidiospores</emphasis>
7.08.5 × 3.54.5 µm, average 7.84 × 3.91 µm, E = (1.67) 1.832.07 (2.25), Q = 2.02, lacrymoid, ellipsoid to ellipsoid-fusoid, mostly thin-walled and non-dextrinoid and with fewer spores slightly thick-walled and dextrinoid (approx. 1020 %).
<emphasis id="C9B9B56FFF903B6858E0A8A8AB0026A7" box="[478,564,1691,1717]" italics="true" pageId="11" pageNumber="122">Basidia</emphasis>
2231 × 7.09.0 µm, 4-spored, clavate.
<emphasis id="C9B9B56FFF903B685ACDA8A8AD5C26A7" box="[1011,1128,1691,1717]" italics="true" pageId="11" pageNumber="122">Basidioles</emphasis>
1531 × 3.010 µm, clavate, cylindrical, subfusoid.
<emphasis id="C9B9B56FFF903B6858AFA88CAB0726CB" box="[401,563,1727,1753]" italics="true" pageId="11" pageNumber="122">Cheilocystidia</emphasis>
1732 × 4.010 µm, cylindrical, clavate, narrowly fusoid or fusoid, mostly irregular, branched, lobate, thin-walled.
<taxonomicName id="3CCD12FEFF903B685B6FA8D7ABC026EF" box="[593,756,1763,1789]" class="Insecta" family="Aphididae" genus="Trama" kingdom="Animalia" order="Hemiptera" pageId="11" pageNumber="122" phylum="Arthropoda" rank="species" species="hyphae">
<emphasis id="C9B9B56FFF903B685B6FA8D7ABC026EF" box="[593,756,1763,1789]" italics="true" pageId="11" pageNumber="122">Trama hyphae</emphasis>
</taxonomicName>
cylindrical, thin-walled, colourless, non-dextrinoid, up to 12 µm wide.
<emphasis id="C9B9B56FFF903B6859C5A934A8592733" box="[251,365,1799,1825]" italics="true" pageId="11" pageNumber="122">Pileipellis</emphasis>
an ixocutis composed of radially arranged, cylindrical, thin-walled, smooth, up to 8.0 (10) µm wide hyphae; terminal cells adpressed or erect, cylindrical, clavate, obtuse, mostly regular, thin-walled.
<emphasis id="C9B9B56FFF903B685C12A918AC982757" box="[1324,1452,1835,1861]" italics="true" pageId="11" pageNumber="122">Stipitipellis</emphasis>
a cutis of cylindrical, slightly thick-walled, ± colourless, smooth, non-dextrinoid, up to 5.0 (6.0) µm wide hyphae arranged in parallel.
<emphasis id="C9B9B56FFF903B68584DA940AB3B279F" box="[371,527,1907,1933]" italics="true" pageId="11" pageNumber="122">Caulocystidia</emphasis>
absent; scattered clavate or cylindrical terminal cells present.
<emphasis id="C9B9B56FFF903B685DEDA940AC98279F" box="[1235,1452,1907,1933]" italics="true" pageId="11" pageNumber="122">Clamp connections</emphasis>
present in all tissues.
</paragraph>
<paragraph id="FB72697DFF903B685983A988AC2A27C7" blockId="11.[136,1452,1223,2077]" box="[189,1310,1979,2005]" pageId="11" pageNumber="122">
Ecology:—On detritus, under
<taxonomicName id="3CCD12FEFF903B685B2EA988AB5A27C7" box="[528,622,1979,2005]" class="Magnoliopsida" family="Sapindaceae" genus="Acer" kingdom="Plantae" order="Sapindales" pageId="11" pageNumber="122" phylum="Tracheophyta" rank="species" species="undetermined">
<emphasis id="C9B9B56FFF903B685B2EA988AB7127C7" box="[528,581,1979,2005]" italics="true" pageId="11" pageNumber="122">Acer</emphasis>
sp.
</taxonomicName>
,
<taxonomicName id="3CCD12FEFF903B685B44A988AA0B27C7" box="[634,831,1979,2005]" class="Magnoliopsida" family="Fagaceae" genus="Castanea" kingdom="Plantae" order="Fagales" pageId="11" pageNumber="122" phylum="Tracheophyta" rank="species" species="crenata">
<emphasis id="C9B9B56FFF903B685B44A988AA0B27C7" box="[634,831,1979,2005]" italics="true" pageId="11" pageNumber="122">Castanea crenata</emphasis>
</taxonomicName>
,
<taxonomicName id="3CCD12FEFF903B685A73A98FAD3227C7" box="[845,1030,1979,2005]" class="Pinopsida" family="Pinaceae" genus="Pinus" kingdom="Plantae" order="Pinales" pageId="11" pageNumber="122" phylum="Tracheophyta" rank="species" species="densiflora">
<emphasis id="C9B9B56FFF903B685A73A98FAD3227C7" box="[845,1030,1979,2005]" italics="true" pageId="11" pageNumber="122">Pinus densiflora</emphasis>
</taxonomicName>
and
<taxonomicName id="3CCD12FEFF903B685D02A988AC2327C7" box="[1084,1303,1979,2005]" class="Magnoliopsida" family="Fagaceae" genus="Quercus" kingdom="Plantae" order="Fagales" pageId="11" pageNumber="122" phylum="Tracheophyta" rank="species" species="mongolica">
<emphasis id="C9B9B56FFF903B685D02A988AC2327C7" box="[1084,1303,1979,2005]" italics="true" pageId="11" pageNumber="122">Quercus mongolica</emphasis>
</taxonomicName>
.
</paragraph>
<paragraph id="FB72697DFF903B685983A9ECAB26280F" blockId="11.[136,1452,1223,2077]" pageId="11" pageNumber="122">
Other specimen examined:—
<collectingCountry id="83DA29EDFF903B685B38A9ECAA1327EB" box="[518,807,2015,2041]" name="South Korea" pageId="11" pageNumber="122">REPUBLIC OF KOREA</collectingCountry>
.
<collectingRegion id="3909A79FFF903B685A0DA9ECAA4227EB" box="[819,886,2015,2041]" country="South Korea" name="Seoul" pageId="11" pageNumber="122">Seoul</collectingRegion>
, Hongneung Arboretum,
<date id="8F734FBDFF903B685DABA9ECAC1E27EB" box="[1173,1322,2015,2041]" pageId="11" pageNumber="122" value="2008-07-11">11 July 2008</date>
,
<emphasis id="C9B9B56FFF903B685C09A9D3A877280F" italics="true" pageId="11" pageNumber="122">V. Antonín 08.94 &amp; R. Ryoo</emphasis>
(BRNM 718722).
</paragraph>
<paragraph id="FB72697DFF973B6F5983AEADABD22136" blockId="12.[136,1452,158,833]" pageId="12" pageNumber="123">
Remarks:—
<taxonomicName id="3CCD12FEFF973B6F587BAEADAB9520AA" box="[325,673,158,184]" class="Agaricomycetes" family="Omphalotaceae" genus="Rhodocollybia" kingdom="Fungi" order="Agaricales" pageId="12" pageNumber="123" phylum="Basidiomycota" rank="species" species="hongneungensis">
<emphasis id="C9B9B56FFF973B6F587BAEADAB9520AA" box="[325,673,158,184]" italics="true" pageId="12" pageNumber="123">Rhodocollybia hongneungensis</emphasis>
</taxonomicName>
is characterized by a pileus greyish beige, ochre brown, greyish orange or pale yellow ochraceous, a stipe slightly clavate, watery white, whitish yellowish or yellow ochre. Basidiospores are 7.08.5 × 3.54.5 µm, lacrymoid, ellipsoid to ellipsoid-fusoid and cheilocystidia 1732 × 4.010 µm, cylindrical, clavate, (narrowly) fusoid, irregular, branched, lobate.
</paragraph>
</subSubSection>
<subSubSection id="B3D73AF6FF973B6F5983AF1DAD6E2352" pageId="12" pageNumber="123" type="reference_group">
<paragraph id="FB72697DFF973B6F5983AF1DA8B2227A" blockId="12.[136,1452,158,833]" pageId="12" pageNumber="123">
<taxonomicName id="3CCD12FEFF973B6F5983AF1DAB29215A" authority="Antonin, R. Ryoo &amp; K.H. Ka" authorityName="Antonin, R. Ryoo &amp; K. H. Ka" box="[189,541,302,328]" class="Agaricomycetes" family="Omphalotaceae" genus="Rhodocollybia" kingdom="Fungi" order="Agaricales" pageId="12" pageNumber="123" phylum="Basidiomycota" rank="species" species="hongneungensis" status="sp. nov.">
<emphasis id="C9B9B56FFF973B6F5983AF1DAB29215A" box="[189,541,302,328]" italics="true" pageId="12" pageNumber="123">Rhodocollybia hongneungensis</emphasis>
</taxonomicName>
is well characterized phylogenetically and morphologically. Macroscopically
<taxonomicName id="3CCD12FEFF973B6F5CADAF1CA811217E" authority="Antonin, R. Ryoo &amp; Ka" authorityName="Antonin, R. Ryoo &amp; Ka" class="Agaricomycetes" family="Omphalotaceae" genus="Rhodocollybia" kingdom="Fungi" order="Agaricales" pageId="12" pageNumber="123" phylum="Basidiomycota" rank="species" species="butyraceoides" status="sp. nov.">
<emphasis id="C9B9B56FFF973B6F5CADAF1CA811217E" italics="true" pageId="12" pageNumber="123">R. butyraceoides</emphasis>
</taxonomicName>
is a similar taxon. However,
<taxonomicName id="3CCD12FEFF973B6F5B45AF60AA0E217E" authority="Antonin, R. Ryoo &amp; Ka" authorityName="Antonin, R. Ryoo &amp; Ka" box="[635,826,338,364]" class="Agaricomycetes" family="Omphalotaceae" genus="Rhodocollybia" kingdom="Fungi" order="Agaricales" pageId="12" pageNumber="123" phylum="Basidiomycota" rank="species" species="butyraceoides" status="sp. nov.">
<emphasis id="C9B9B56FFF973B6F5B45AF60AA0E217E" box="[635,826,338,364]" italics="true" pageId="12" pageNumber="123">R. butyraceoides</emphasis>
</taxonomicName>
differs by a usually darker, translucently striate pileus (at least at margin), slightly smaller basidiospores (average 7.30 × 3.62 µm) and rather small, slightly differently shaped cheilocystidia.
<taxonomicName id="3CCD12FEFF973B6F58B6AFA9ADB021A6" ID-CoL="796T8" authority="A. Sattar, M. Kiran &amp; Khalid (2018: 271)" authorityName="A. Sattar, M. Kiran &amp; Khalid" authorityPageNumber="271" authorityYear="2018" box="[392,1156,410,437]" class="Agaricomycetes" family="Omphalotaceae" genus="Rhodocollybia" kingdom="Fungi" order="Agaricales" pageId="12" pageNumber="123" phylum="Basidiomycota" rank="species" species="utrorensis">
<emphasis id="C9B9B56FFF973B6F58B6AFA9AB9721A6" box="[392,675,410,436]" italics="true" pageId="12" pageNumber="123">Rhodocollybia utrorensis</emphasis>
A. Sattar, M. Kiran &amp; Khalid (2018: 271)
</taxonomicName>
has a more distinctly dull brown pileus and larger basidiospores, (6) 6.29.4 (10.9) × (3.3) 3.64.7 (4.8) μm (
<bibRefCitation id="9F5C148CFF973B6F5DA9AF8DAC5E21CA" author="Sattar, A. &amp; Kiran, M. &amp; Khalid, A. N." box="[1175,1386,446,472]" pageId="12" pageNumber="123" pagination="269 - 277" refId="ref10619" refString="Sattar, A., Kiran, M. &amp; Khalid, A. N. (2018) Rhodocollybia utrorensis (Agaricales, Basidiomycota): a new species and a first record of the genus Rhodocollybia from Pakistan. Phytotaxa 369 (4): 269 - 277. https: // doi. org / 10.11646 / phytotaxa. 369.4.4" type="journal article" year="2018">
Sattar
<emphasis id="C9B9B56FFF973B6F5DD8AF8CAC1621CA" box="[1254,1314,446,472]" italics="true" pageId="12" pageNumber="123">et al.</emphasis>
2018
</bibRefCitation>
). The phylogenetically close
<taxonomicName id="3CCD12FEFF973B6F58B3AFD1AA4121EE" ID-CoL="4SF4N" authority="J. L. Mata &amp; Halling" authorityName="J. L. Mata &amp; Halling" box="[397,885,482,509]" class="Agaricomycetes" family="Omphalotaceae" genus="Rhodocollybia" kingdom="Fungi" order="Agaricales" pageId="12" pageNumber="123" phylum="Basidiomycota" rank="species" species="amica">
<emphasis id="C9B9B56FFF973B6F58B3AFD1AB4921EE" box="[397,637,482,508]" italics="true" pageId="12" pageNumber="123">Rhodocollybia amica</emphasis>
J. L. Mata &amp; Halling
</taxonomicName>
(in
<bibRefCitation id="9F5C148CFF973B6F5A9BAFD0ADA921EE" author="Mata, J. I. &amp; Halling, R. E. &amp; Hughes, K. W. &amp; Petersen, R. H." box="[933,1181,482,509]" pageId="12" pageNumber="123" pagination="337 - 351" refId="ref10146" refString="Mata, J. I., Halling, R. E., Hughes, K. W. &amp; Petersen, R. H. (2004) Rhodocollybia (Agaricales) in neotropical montane forests. Mycological Progress 3 (4): 337 - 351. https: // doi. org / 10.1007 / s 11557 - 006 - 0104 - x" type="journal article" year="2004">
Mata
<emphasis id="C9B9B56FFF973B6F5AD6AFD0AD1521EE" box="[1000,1057,482,508]" italics="true" pageId="12" pageNumber="123">et al.</emphasis>
2004: 339
</bibRefCitation>
) differs by more robust basidiomata (pileus
<quantity id="3C35C498FF973B6F5856AC35A8D92233" box="[360,493,518,545]" metricMagnitude="-2" metricUnit="m" metricValue="6.75" metricValueMax="11.5" metricValueMin="2.0" pageId="12" pageNumber="123" unit="mm" value="67.5" valueMax="115.0" valueMin="20.0">20115 mm</quantity>
broad, stipe 5090 ×
<quantity id="3C35C498FF973B6F5BE3AC35AA0A2232" box="[733,830,518,544]" metricMagnitude="-3" metricUnit="m" metricValue="6.0" metricValueMax="8.0" metricValueMin="4.0" pageId="12" pageNumber="123" unit="mm" value="6.0" valueMax="8.0" valueMin="4.0">48 mm</quantity>
), a pileus that is apricot gold at disc, a light brown stipe, a context with a fragrant or spicy odor, smaller basidiospores (46 × 2.43.6 μm) and smaller basidia 1821 × 45 μm (
<bibRefCitation id="9F5C148CFF973B6F5985AC7DA84E227A" author="Mata, J. I. &amp; Halling, R. E. &amp; Hughes, K. W. &amp; Petersen, R. H." box="[187,378,590,616]" pageId="12" pageNumber="123" pagination="337 - 351" refId="ref10146" refString="Mata, J. I., Halling, R. E., Hughes, K. W. &amp; Petersen, R. H. (2004) Rhodocollybia (Agaricales) in neotropical montane forests. Mycological Progress 3 (4): 337 - 351. https: // doi. org / 10.1007 / s 11557 - 006 - 0104 - x" type="journal article" year="2004">
Mata
<emphasis id="C9B9B56FFF973B6F59C0AC7CA802227A" box="[254,310,590,616]" italics="true" pageId="12" pageNumber="123">et al.</emphasis>
2004
</bibRefCitation>
).
</paragraph>
<paragraph id="FB72697DFF973B6F5983AC41AD6E2352" blockId="12.[136,1452,158,833]" pageId="12" pageNumber="123">
<taxonomicName id="3CCD12FEFF973B6F5983AC41A8B3229F" box="[189,391,626,653]" class="Agaricomycetes" family="Omphalotaceae" genus="Rhodocollybia" isUncertain="true" kingdom="Fungi" order="Agaricales" pageId="12" pageNumber="123" phylum="Basidiomycota" rank="species" species="undetermined">
<emphasis id="C9B9B56FFF973B6F5983AC41A854229E" box="[189,352,626,652]" italics="true" pageId="12" pageNumber="123">Rhodocollybia</emphasis>
sp.
</taxonomicName>
(Hongcheon, Nae-myeon, Gwangwon-ri,
<date id="8F734FBDFF973B6F5A60AC41AAC5229E" box="[862,1009,626,652]" pageId="12" pageNumber="123" value="2007-07-26">26 July 2007</date>
,
<emphasis id="C9B9B56FFF973B6F5AC2AC40ADDD229F" box="[1020,1257,627,653]" italics="true" pageId="12" pageNumber="123">R. Ryoo &amp; H.J. Gong</emphasis>
, Antonín 07.124, BRNM 714986) is phylogenetically close to
<taxonomicName id="3CCD12FEFF973B6F5BBFACA4AA6022A2" authority="Antonin, R. Ryoo &amp; K.H. Ka" authorityName="Antonin, R. Ryoo &amp; K. H. Ka" box="[641,852,662,688]" class="Agaricomycetes" family="Omphalotaceae" genus="Rhodocollybia" kingdom="Fungi" order="Agaricales" pageId="12" pageNumber="123" phylum="Basidiomycota" rank="species" species="hongneungensis" status="sp. nov.">
<emphasis id="C9B9B56FFF973B6F5BBFACA4AA6022A2" box="[641,852,662,688]" italics="true" pageId="12" pageNumber="123">R. hongneungensis</emphasis>
</taxonomicName>
. It differs by a pale orange-brown pileus and slightly smaller basidiospores, 6.58.0 (8.2) × 3.04.0 µm, average 7.4 × 3.2 µm. Macroscopically, it is more similar to
<taxonomicName id="3CCD12FEFF973B6F5CADAC88A81122EA" authority="Antonin, R. Ryoo &amp; Ka" authorityName="Antonin, R. Ryoo &amp; Ka" class="Agaricomycetes" family="Omphalotaceae" genus="Rhodocollybia" kingdom="Fungi" order="Agaricales" pageId="12" pageNumber="123" phylum="Basidiomycota" rank="species" species="butyraceoides" status="sp. nov.">
<emphasis id="C9B9B56FFF973B6F5CADAC88A81122EA" italics="true" pageId="12" pageNumber="123">R. butyraceoides</emphasis>
</taxonomicName>
or
<taxonomicName id="3CCD12FEFF973B6F5872ACECAB3C22EA" authority="Antonin, R. Ryoo &amp; Ka" authorityName="Antonin, R. Ryoo &amp; Ka" box="[332,520,734,760]" class="Agaricomycetes" family="Omphalotaceae" genus="Rhodocollybia" kingdom="Fungi" order="Agaricales" pageId="12" pageNumber="123" phylum="Basidiomycota" rank="species" species="variabilicolor" status="sp. nov.">
<emphasis id="C9B9B56FFF973B6F5872ACECAB3C22EA" box="[332,520,734,760]" italics="true" pageId="12" pageNumber="123">R. variabilicolor</emphasis>
</taxonomicName>
. Although it probably represents an undescribed taxon, having only one collection with only one basidioma, we refrain to formally describe it as a new species. Its sequence was not included in the phylogenetic tree, but the GenBank accession number was registered for future studies.
</paragraph>
</subSubSection>
<subSubSection id="B3D73AF6FF973B6F59B6AD5BAC9E24E5" pageId="12" pageNumber="123" type="key">
<paragraph id="FB72697DFF973B6F59B6AD5BAAE22390" blockId="12.[136,982,871,898]" box="[136,982,871,898]" pageId="12" pageNumber="123">
Key to species of
<taxonomicName id="3CCD12FEFF973B6F586FAD54A8C32390" authority="Singer (1939: 71)" authorityName="Singer" authorityPageNumber="71" authorityYear="1939" box="[337,503,871,898]" class="Agaricomycetes" family="Omphalotaceae" genus="Rhodocollybia" kingdom="Fungi" order="Agaricales" pageId="12" pageNumber="123" phylum="Basidiomycota" rank="genus">
<emphasis id="C9B9B56FFF973B6F586FAD54A8C32390" bold="true" box="[337,503,871,898]" italics="true" pageId="12" pageNumber="123">Rhodocollybia</emphasis>
</taxonomicName>
species collected in the
<collectingCountry id="83DA29EDFF973B6F5A36AD54AAE22390" box="[776,982,871,898]" name="South Korea" pageId="12" pageNumber="123">Republic of Korea</collectingCountry>
</paragraph>
<key id="8F5C3E4CFF973B6F59B6AD96AC9E24E5" pageId="12" pageNumber="123">
<keyStep id="403971D8FF973B6F59B6AD96AC9F23E6" pageId="12" pageNumber="123">
<paragraph id="FB72697DFF973B6F59B6AD96AC9E23C5" blockId="12.[136,1452,933,1272]" pageId="12" pageNumber="123">
<keyLead id="403CCA48FF973B6F59B6AD96AC9E23C5" pageId="12" pageNumber="123">
1. Pileus white, milky white, sometimes with rusty brownish tinge, rusty stained, not or only very slightly hygrophanous; basidiospores (5.0) 5.56.5 × 4.05.3 (5.5) µm, average 5.83 × 4.70 µm ..........................................................................................
<taxonomicName id="3CCD12FEFF973B6F5C09ADF0AC9E23C5" ID-CoL="4SF59" box="[1335,1450,962,984]" class="Agaricomycetes" family="Omphalotaceae" genus="Rhodocollybia" kingdom="Fungi" order="Agaricales" pageId="12" pageNumber="123" phylum="Basidiomycota" rank="species" species="maculata">
<emphasis id="C9B9B56FFF973B6F5C09ADF0AC9E23C5" box="[1335,1450,962,984]" italics="true" pageId="12" pageNumber="123">R. maculata</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="FB72697DFF973B6F59B6ADECAC9F23E6" blockId="12.[136,1452,933,1272]" box="[136,1451,991,1013]" pageId="12" pageNumber="123">
<keyLead id="403CCA48FF973B6F59B6ADECAC9F23E6" box="[136,1451,991,1013]" pageId="12" pageNumber="123">1*. Pileus coloured, never stained, hygrophanous; basidiospores larger, average&gt; 7.0 µm in length ....................................................2</keyLead>
</paragraph>
</keyStep>
<keyStep id="403971D8FF973B6F59B6ADCFAC9F2496" pageId="12" pageNumber="123">
<paragraph id="FB72697DFF973B6F59B6ADCFAC9F2458" blockId="12.[136,1452,933,1272]" pageId="12" pageNumber="123">
<keyLead id="403CCA48FF973B6F59B6ADCFAC9F2458" pageId="12" pageNumber="123">
2. Pileus dirty ochre brown, greyish beige or greyish orange and drying out to pale dirty yellowish ochre; basidiospores 7.08.5 × 3.54.5 µm, average of length 7.84 µm; cheilocystidia rather small, 1732 × 4.010 µm, cylindrical, clavate, (narrowly) fusoid, irregular, branched, lobate .....................................................................................................................................
<taxonomicName id="3CCD12FEFF973B6F5DCBAA05AC9F2458" box="[1269,1451,1077,1099]" class="Agaricomycetes" family="Omphalotaceae" genus="Rhodocollybia" kingdom="Fungi" order="Agaricales" pageId="12" pageNumber="123" phylum="Basidiomycota" rank="species" species="hongneungensis">
<emphasis id="C9B9B56FFF973B6F5DCBAA05AC9F2458" box="[1269,1451,1077,1099]" italics="true" pageId="12" pageNumber="123">R. hongneungensis</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="FB72697DFF973B6F59B6AA61AC9F2496" blockId="12.[136,1452,933,1272]" pageId="12" pageNumber="123">
<keyLead id="403CCA48FF973B6F59B6AA61AC9F2496" pageId="12" pageNumber="123">2*. Pileus darker, brownish orange to brown or reddish or greyish brown; basidiospores size on average shorter (&lt;7.4 µm); cheilocystidia larger, 2150 (65) µm, irregular, branched to coralloid ............................................................................................3</keyLead>
</paragraph>
</keyStep>
<keyStep id="403971D8FF973B6F59B6AABFAC9E24E5" pageId="12" pageNumber="123">
<paragraph id="FB72697DFF973B6F59B6AABFAC9F24AF" blockId="12.[136,1452,933,1272]" pageId="12" pageNumber="123">
<keyLead id="403CCA48FF973B6F59B6AABFAC9F24AF" pageId="12" pageNumber="123">
3. Pileus
<quantity id="3C35C498FF973B6F5828AABFA84B24B3" box="[278,383,1164,1186]" metricMagnitude="-2" metricUnit="m" metricValue="2.75" metricValueMax="4.5" metricValueMin="1.0" pageId="12" pageNumber="123" unit="mm" value="27.5" valueMax="45.0" valueMin="10.0">1045 mm</quantity>
broad; stipe 2565 ×
<quantity id="3C35C498FF973B6F5B62AABFABF624B3" box="[604,706,1164,1186]" metricMagnitude="-3" metricUnit="m" metricValue="3.75" metricValueMax="6.0" metricValueMin="1.5" pageId="12" pageNumber="123" unit="mm" value="3.75" valueMax="6.0" valueMin="1.5">1.56 mm</quantity>
; basidiospores Q-value 2.04; branched to coralloid pileipellis terminal cells absent.........................................................................................................................................................................
<taxonomicName id="3CCD12FEFF973B6F5C37AA9AAC9F24AF" box="[1289,1451,1192,1214]" class="Agaricomycetes" family="Omphalotaceae" genus="Rhodocollybia" kingdom="Fungi" order="Agaricales" pageId="12" pageNumber="123" phylum="Basidiomycota" rank="species" species="butyraceoides">
<emphasis id="C9B9B56FFF973B6F5C37AA9AAC9F24AF" box="[1289,1451,1192,1214]" italics="true" pageId="12" pageNumber="123">R. butyraceoides</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="FB72697DFF973B6F59B6AAF6AC9E24E5" blockId="12.[136,1452,933,1272]" pageId="12" pageNumber="123">
<keyLead id="403CCA48FF973B6F59B6AAF6AC9E24E5" pageId="12" pageNumber="123">
3*. Pileus
<quantity id="3C35C498FF973B6F582DAAF6A84D24C9" box="[275,377,1221,1243]" metricMagnitude="-2" metricUnit="m" metricValue="3.75" metricValueMax="6.0" metricValueMin="1.5" pageId="12" pageNumber="123" unit="mm" value="37.5" valueMax="60.0" valueMin="15.0">1560 mm</quantity>
broad; stipe 4080 (100) ×
<quantity id="3C35C498FF973B6F5BB2AAF6ABEA24C9" box="[652,734,1221,1243]" metricMagnitude="-3" metricUnit="m" metricValue="5.0" metricValueMax="7.0" metricValueMin="3.0" pageId="12" pageNumber="123" unit="mm" value="5.0" valueMax="7.0" valueMin="3.0">37 mm</quantity>
; basidiospores Q-value 1.82; branched to coralloid pileipellis terminal cells (mostly) present .........................................................................................................................................................
<taxonomicName id="3CCD12FEFF973B6F5C35AAD0AC9E24E5" box="[1291,1450,1250,1272]" class="Agaricomycetes" family="Omphalotaceae" genus="Rhodocollybia" kingdom="Fungi" order="Agaricales" pageId="12" pageNumber="123" phylum="Basidiomycota" rank="species" species="variabilicolor">
<emphasis id="C9B9B56FFF973B6F5C35AAD0AC9E24E5" box="[1291,1450,1250,1272]" italics="true" pageId="12" pageNumber="123">R. variabilicolor</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
</key>
</subSubSection>
</treatment>
</document>