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<document id="A246828AD5ED2A3178764B22B83AC49E" ID-CLB-Dataset="30917" ID-DOI="http://dx.doi.org/10.3897/mycokeys.29.22572" ID-GBIF-Dataset="04e3717e-c951-401c-8840-198a6f83de66" ID-PMC="PMC5804118" ID-Pensoft-Pub="1314-4049-29-63" ID-PubMed="29559826" ModsDocAuthor="" ModsDocDate="2018" ModsDocID="1314-4049-29-63" ModsDocOrigin="MycoKeys 29" ModsDocTitle="Phylogenetic affinities of the sequestrate genus Rhodactina (Boletaceae), with a new species, R.rostratispora from Thailand" checkinTime="1516918265336" checkinUser="pensoft" docAuthor="Vadthanarat, Santhiti, Raspe, Olivier &amp; Lumyong, Saisamorn" docDate="2018" docId="957CD8C73D01CBDD714A864CA518BEE0" docLanguage="en" docName="MycoKeys 29: 63-80" docOrigin="MycoKeys 29" docSource="http://dx.doi.org/10.3897/mycokeys.29.22572" docTitle="Rhodactina rostratispora Vadthanarat, Raspe &amp; Lumyong, sp. nov." docType="treatment" docVersion="6" lastPageNumber="69" masterDocId="FFA4FFA63F71BC6E7271FFC2FFC1FFBF" masterDocTitle="Phylogenetic affinities of the sequestrate genus Rhodactina (Boletaceae), with a new species, R. rostratispora from Thailand" masterLastPageNumber="80" masterPageNumber="63" pageNumber="67" updateTime="1732940950798" updateUser="ExternalLinkService">
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<mods:title id="E7DF8DE3F50F3869D873F50206D82C37">Phylogenetic affinities of the sequestrate genus Rhodactina (Boletaceae), with a new species, R. rostratispora from Thailand</mods:title>
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<mods:name id="C520A89C65CA6475CB56DA38A184CB0E" type="personal">
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<mods:namePart id="03D2F2EB79FC23BDE678A2E1796891D1">Vadthanarat, Santhiti</mods:namePart>
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<mods:namePart id="62EAEA118872FE3446D6AE9081027BF8">Raspe, Olivier</mods:namePart>
</mods:name>
<mods:name id="1F311B0116CC68F01EAA4E87E2B84B17" type="personal">
<mods:role id="827FA5F9F347156E132D0B932AE4A93E">
<mods:roleTerm id="FF7D9F87ABF215460DBA6353AA4F1E3D">Author</mods:roleTerm>
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<mods:namePart id="F56B05DF996A0B713287B90C52E2DE51">Lumyong, Saisamorn</mods:namePart>
</mods:name>
<mods:typeOfResource id="9947D7EBFCC88CDCE2837A787DF45931">text</mods:typeOfResource>
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<mods:title id="461F20432D865D310CD07FC416CD4251">MycoKeys</mods:title>
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<mods:part id="23B871C66C6128217B4A59FF8BB02015">
<mods:date id="58B4F13E1A2E49C454ECC5A2EAB2F4BA">2018</mods:date>
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<mods:number id="EF5C2BD632263B60DEF13FFA43C25E6D">29</mods:number>
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<mods:classification id="6D101A44A02F86C88BA6DB424BA01EDC">journal article</mods:classification>
<mods:identifier id="8C79DFD4F28054B5732CD0105656EBDA" type="DOI">http://dx.doi.org/10.3897/mycokeys.29.22572</mods:identifier>
<mods:identifier id="5BCB42C353E0D307FE95645330630C0A" type="Pensoft-Pub">1314-4049-29-63</mods:identifier>
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<treatment id="957CD8C73D01CBDD714A864CA518BEE0" ID-GBIF-Taxon="140417908" LSID="urn:lsid:plazi:treatment:957CD8C73D01CBDD714A864CA518BEE0" httpUri="http://treatment.plazi.org/id/957CD8C73D01CBDD714A864CA518BEE0" lastPageId="6" lastPageNumber="69" pageId="4" pageNumber="67" scope_family="Boletaceae">
<subSubSection id="6C39623E0957F6C89AC7245D985E5398" pageId="4" pageNumber="67" type="nomenclature">
<paragraph id="D08282197AEB950EB4A74C5388A29DCA" pageId="4" pageNumber="67">
<taxonomicName id="D27CB477751239ABA9E76588A7FE5E8E" ID-CoL="6X6XC" LSID="822126" authority="Vadthanarat, Raspe &amp; Lumyong" class="Agaricomycetes" family="Boletaceae" genus="Rhodactina" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Rhodactina rostratispora" order="Boletales" pageId="4" pageNumber="67" phylum="Basidiomycota" rank="species" species="rostratispora">
<pageBreakToken id="545E588CE8D72DD442BFA279697AA4B7" pageId="4" pageNumber="67" start="start">Rhodactina</pageBreakToken>
rostratispora Vadthanarat,
<normalizedToken id="5B6CF0C2BF74D8E2093302AF2A5BCF4B" originalValue="Raspé">Raspe</normalizedToken>
&amp; Lumyong
</taxonomicName>
<taxonomicNameLabel id="02A496614359365832A052080DA79145" pageId="4" pageNumber="67">sp. nov.</taxonomicNameLabel>
Figs 2, 3, 4
</paragraph>
</subSubSection>
<subSubSection id="8E41D2F2C937A943C8D4162AA28BD6D1" pageId="4" pageNumber="67" type="materials_examined">
<paragraph id="296B413C95A5958D6D3AD7C8E7E06EFD" pageId="4" pageNumber="67">Type.</paragraph>
<paragraph id="C1DA364D9BEDAAE15B35EAAC875D3A24" pageId="4" pageNumber="67">
THAILAND, Ubon Ratchathani Province, Trakan Phuet Phon District, Don Khok Tam Lae community forest,
<geoCoordinate id="8C723A1C2187C275DADEB93DFF590702" direction="north" orientation="latitude" precision="15" value="15.59611">15°35'46&quot;N</geoCoordinate>
,
<geoCoordinate id="73B60503A81E69AF533E34D421BBBBFE" direction="east" orientation="longitude" precision="15" value="105.11056">105°06'38&quot;E</geoCoordinate>
, elev. 150 m., 28 July 2015, S. Vadthanarat 170, (holotype: CMUB!; isotype: BR!).
</paragraph>
</subSubSection>
<subSubSection id="B106EC3F33D8B89B13B285724C49FAF9" pageId="4" pageNumber="67" type="etymology">
<paragraph id="9C57030522294075F11A61FFC38AD5CF" pageId="4" pageNumber="67">Etymology.</paragraph>
<paragraph id="49B248415789DFF253960F4313BF4710" pageId="4" pageNumber="67">
From Latin
<normalizedToken id="CF0131CF08C6E51AA18E472AFF3DE479" originalValue="“rostrati”">&quot;rostrati-&quot;</normalizedToken>
meaning having beaked prow or a solid projection and
<normalizedToken id="EEC18C1A8D635DB7C504CFE8A7FDCF68" originalValue="“spora”">&quot;spora&quot;</normalizedToken>
meaning spores, referring to the basidiospores having a markedly prominent and large hilar appendage.
</paragraph>
</subSubSection>
<subSubSection id="ACCDBA7F52E38FEF0DBD5A6DD08408F7" pageId="4" pageNumber="67" type="description">
<paragraph id="2B7BD02ED31717C4359781683AD5834A" pageId="4" pageNumber="67">Description.</paragraph>
<paragraph id="93624EE7012B4DD42E180BFAB1A31166" pageId="4" pageNumber="67">
Basidiomata small to medium-sized 0.8-2.5(4.5) cm diam., subglobose to ovoid with a rudimentary elongated basal attachment, with greyish white to pale brown rhizoids at the base and going up along the surface of basidiomata to about half of the height. Peridium surface (outer peridium) fibrillose to arachnoid, off-white to pinkish white (7A2-3 to 9A2), dull, moist, cracked in places. Peridium very thin, 0.1-0.2(0.4) mm thick. Hymenophore cartilaginous, completely enclosed, whitish orange to reddish orange (7A3-4 to 8A5-6) at first becoming orangey red to red (9
<normalizedToken id="CDAA106D07D9EE43D80B6CAF015679D4" originalValue="DE">D-E</normalizedToken>
8 to 10
<normalizedToken id="28D7A0B9E8EAA179922E5C6720A285AA" originalValue="DE">D-E</normalizedToken>
8) with age, then dark red when very old, irregular; Stipe-columella absent. Taste fungoid. Odour absent when young, very strongly fruity alcoholic when old.
</paragraph>
<paragraph id="2684C7AFCA94D84F4DF5745DC1081AF8" pageId="4" pageNumber="67">Macrochemical reactions: hymenophore turned dark purplish (15F8) to greyish violet (19D3) with 5% KOH, slightly greyish violet (19D3) with NH4OH.</paragraph>
<paragraph id="1B9EDD239890E32A20C864499D0A1470" pageId="4" pageNumber="67">
Basidiospores [404/8/8] (11.5
<normalizedToken id="3EA2EFCCDE93867D684FFA9E6DFBC55E" originalValue=")1213.615(">-)12-13.6-15(-</normalizedToken>
16)
<normalizedToken id="A5F55C07AAA5F975F5DE3F4641FD8FC2" originalValue="×">x</normalizedToken>
(10
<normalizedToken id="0FBB84BE7AA26745CFBB526BE05878A5" originalValue=")10.511.713(">-)10.5-11.7-13(-</normalizedToken>
14), Q = (1
<normalizedToken id="BE9249DF37AC603AD331BD3189AC1072" originalValue=")1.041.161.3(">-)1.04-1.16-1.3(-</normalizedToken>
1.4), from the holotype, (12
<normalizedToken id="8C543F8DED86E9E369471948F2F01590" originalValue=")1213.515.2(">-)12-13.5-15.2(-</normalizedToken>
16)
<normalizedToken id="9A6A7AAA35A9452C7B61C3D1AF76EC69" originalValue="×">x</normalizedToken>
(10
<normalizedToken id="09FBDB5BD36F9D9A163558BD5A7C732D" originalValue=")1011.613.2(">-)10-11.6-13.2(-</normalizedToken>
14)
<normalizedToken id="58ED3A7CEE5056D0F81CFB9B8D548646" originalValue="µm">µm</normalizedToken>
, Q = (1
<normalizedToken id="40BC1F089735ED3487A9B2D7EF22CA7C" originalValue=")11.021.33(">-)1-1.02-1.33(-</normalizedToken>
1.4), N = 50, ellipsoid to broadly ellipsoid with longitudinal ridges, stellate in polar-view, thick-walled (1-1.5
<normalizedToken id="D8855B203B53518D5D43F34DDAB3F038" originalValue="µm">µm</normalizedToken>
thick), yellowish to orangey hyaline to reddish yellow at first, reddish to brownish yellow with age in water, slightly purplish and slightly more reddish to brownish in 5% KOH, slightly purplish hyaline in NH4OH, slightly dextrinoid to dextrinoid in
<normalizedToken id="186A9B53F6866B2C9DDA537DAF82547E" originalValue="Melzers">Melzer's</normalizedToken>
reagent; ornamentation (7)8-9 solid ridges regularly and longitudinally arranged under light microscope, sometimes anastomosing under SEM, 2-3
<normalizedToken id="3D4DCD877D8D8C74E66D18830E849A45" originalValue="µm">µm</normalizedToken>
tall and 2-2.5
<normalizedToken id="E7A218756D9617E83B13958AE8BF50D0" originalValue="µm">µm</normalizedToken>
wide at the base; hilar appendage prominent, 2.5-5
<normalizedToken id="3B5FABE116C861F8463DD6CE9D4DE8CE" originalValue="µm">µm</normalizedToken>
long with a terminal hilum. Basidia 4-spored, (26
<normalizedToken id="170AC05C677166EA39FFB0D9B2B3CB78" originalValue=")26.132.336(">-)26.1-32.3-36(-</normalizedToken>
36)
<normalizedToken id="E9C1EDC8FC96537EAB086A3642FB2D88" originalValue="×">x</normalizedToken>
(8
<normalizedToken id="F2228C9E845EF150678129DD1F7D0980" originalValue=")89.511(">-)8-9.5-11(-</normalizedToken>
11)
<normalizedToken id="5A33C5428CBE08478F2ED11773C0AEEB" originalValue="µm">µm</normalizedToken>
(n = 20; from holotype only), clavate to cylindrical, hyaline in water, 5% KOH and NH4OH, yellowish hyaline in
<normalizedToken id="DD7BEE6C34D8A79530A095E17B75CFDA" originalValue="Melzers">Melzer's</normalizedToken>
reagent; sterigmata broken by spore release, stout, 3-4
<normalizedToken id="B895D087D396A683CE840FE555DD0983" originalValue="µm">µm</normalizedToken>
long. Cystidia none observed. Hymenophoral trama 60-130
<normalizedToken id="1BF9CD9344C028CF6D3BD01130ADAE51" originalValue="µm">µm</normalizedToken>
thick, irregular, with a narrow, central layer of subparallel to loosely interwoven, 3-7(8)
<normalizedToken id="7891900270E3BBA41C55DEDDA0C83EB5" originalValue="µm">µm</normalizedToken>
wide, thin-walled hyphae, slightly gelatinised, hyaline in water, 5% KOH and NH4OH. Peridiopellis a tomentum 45-120
<normalizedToken id="EC026EFDC4ED802C1479A53A133AEC8E" originalValue="µm">µm</normalizedToken>
thick, poorly differentiated, composed of thin-walled, 3-10
<normalizedToken id="4A08C84F3727FA1AD204D9BEB76FF0EB" originalValue="µm">µm</normalizedToken>
wide hyphae, anastomosing at places and covered with yellowish brown incrustations on the surface at places, otherwise hyaline in water, 5% KOH and NH4OH, inamyloid. Clamp connections not seen in any of the tissues.
</paragraph>
<caption id="2F56B8A3D18E80447F8F8B7414F2BC23" pageId="4" pageNumber="67">
<paragraph id="233E5366D1B7A6CAFD7754884C392926" pageId="4" pageNumber="67">
Figure 2. Basidiomata of
<taxonomicName id="47B2788A478006C76601FD85C60780D8" class="Agaricomycetes" family="Boletaceae" genus="Rhodactina" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Rhodactina rostratispora" order="Boletales" pageId="4" pageNumber="67" phylum="Basidiomycota" rank="species" species="rostratispora">Rhodactina rostratispora</taxonomicName>
A S. Vadthanarat 170 (holotype) B S. Vadthanarat 206 C S. Vadthanarat 208 D O.
<normalizedToken id="3E88DBCBC726792221D9FC4177F806AC" originalValue="Raspé">Raspe</normalizedToken>
1055 E S. Vadthanarat 406, showing one basidioma (white arrow) that had a strong fruity alcoholic smell F Hymenophore turned dark purple to greyish violet with 5% KOH (white arrow). Scale bars:
<normalizedToken id="DACC974F512FEB3284A04ACF0E708EDA" originalValue="AE">A-E</normalizedToken>
= 1 cm; F =0.5 cm.
</paragraph>
</caption>
<caption id="2B973BBD2C2679A7715DDB5C8B14A84C" pageId="4" pageNumber="67">
<paragraph id="1869C0D007DACDA6EB1AAE7A8F116BD3" pageId="4" pageNumber="67">
Figure 3. Microscopic features of
<taxonomicName id="B9DD24EBBFEA298F179977920D9068AC" class="Agaricomycetes" family="Boletaceae" genus="Rhodactina" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Rhodactina rostratispora" order="Boletales" pageId="4" pageNumber="67" phylum="Basidiomycota" rank="species" species="rostratispora">Rhodactina rostratispora</taxonomicName>
A Basidiospores in side view, polar view and optical section B Basidia C Hymenium showing basidia and basidioles D Peridiopellis covered with some encrustations. All drawings were made from the type. Scale bars: A = 10
<normalizedToken id="6D17FAC53E0FE97BF2B5ED78A4671F5F" originalValue="µm">µm</normalizedToken>
;
<normalizedToken id="4E44C8C9BEF0BBD753E105C79F194331" originalValue="BC">B-C</normalizedToken>
= 20
<normalizedToken id="A94862949A12BCC64825F60DF80D654B" originalValue="µm">µm</normalizedToken>
; D = 50
<normalizedToken id="6487CBEAE2A1F094F8DB5B274F58A155" originalValue="µm">µm</normalizedToken>
.
</paragraph>
</caption>
<caption id="8ADDC5CAAB8F2FFA9391306BE53F9076" pageId="4" pageNumber="67">
<paragraph id="73E497D0FF350E8720BCE9FC90D56465" pageId="4" pageNumber="67">
Figure 4. Scanning electron micrographs of basidiospores
<normalizedToken id="49F9BBF9889704C3AF273DB144654EFD" originalValue="AB">A-B</normalizedToken>
<taxonomicName id="1C506AE30623F7A7BAFC6F5B9C52421A" class="Agaricomycetes" family="Boletaceae" genus="Rhodactina" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Rhodactina himalayensis" order="Boletales" pageId="4" pageNumber="67" phylum="Basidiomycota" rank="species" species="himalayensis">Rhodactina himalayensis</taxonomicName>
(CMU25117) showing the basidiospores with 6-7 longitudinal ridges
<normalizedToken id="FE0DB5D9ECA5900B0404CBD42D2FD11F" originalValue="CD">C-D</normalizedToken>
<taxonomicName id="05EC8ECE3187058FC37056C265D73C9C" class="Agaricomycetes" family="Boletaceae" genus="Rhodactina" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Rhodactina incarnata" order="Boletales" pageId="4" pageNumber="67" phylum="Basidiomycota" rank="species" species="incarnata">Rhodactina incarnata</taxonomicName>
(CMU25116, holotype) showing the basidiospores with 8-9 longitudinal ridges
<normalizedToken id="A9511E9F6F5CF0125068A4518E2B5BC9" originalValue="EF">E-F</normalizedToken>
<taxonomicName id="C482C6FAD808DE6D1E1466CBD8C9775F" class="Agaricomycetes" family="Boletaceae" genus="Rhodactina" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Rhodactina rostratispora" order="Boletales" pageId="4" pageNumber="67" phylum="Basidiomycota" rank="species" species="rostratispora">Rhodactina rostratispora</taxonomicName>
(O.
<normalizedToken id="867949BDC52CCB4791309115087AD3B2" originalValue="Raspé">Raspe</normalizedToken>
1055) showing the basidiospores with 8-9 longitudinal ridges, the wide and prominent hilar appendage (ha), a terminal hilum (th) and anastomosing ridges in some spores (as).
</paragraph>
</caption>
</subSubSection>
<subSubSection id="315C97F64B43E1CF95F3047C324D9BFB" lastPageId="5" lastPageNumber="68" pageId="4" pageNumber="67" type="habit and habitat">
<paragraph id="F88C517999B50FA2BCB7D81CB9724D01" pageId="4" pageNumber="67">Habit and habitat.</paragraph>
<paragraph id="9249CA03B92C85D4905870814EC69E0E" lastPageId="5" lastPageNumber="68" pageId="4" pageNumber="67">
Subepigeal, solitary to gregarious (4-7 basidiomata), or fasciculate by 2-5 basidiomata, on sandy soil in dipterocarp forest dominated by
<taxonomicName id="6D76F8CE4AE39C3E9E07B2894FEF8BB9" class="Magnoliopsida" family="Dipterocarpaceae" genus="Dipterocarpus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Dipterocarpus tuberculatus" order="Malvales" pageId="5" pageNumber="68" phylum="Tracheophyta" rank="species" species="tuberculatus">
<pageBreakToken id="7E86AFC36F10C8F71E695EB0BC5B757E" pageId="5" pageNumber="68" start="start">Dipterocarpus</pageBreakToken>
tuberculatus
</taxonomicName>
,
<taxonomicName id="12103AB043606F99C537B080694288CA" lsidName="D. intricatus" pageId="5" pageNumber="68" rank="species" species="intricatus">D. intricatus</taxonomicName>
,
<taxonomicName id="CB048B778173E5FDE26EBBAA5699F243" lsidName="D. obtusifolius" pageId="5" pageNumber="68" rank="species" species="obtusifolius">D. obtusifolius</taxonomicName>
,
<taxonomicName id="835FF88648A00260EC877D574800312E" class="Magnoliopsida" family="Dipterocarpaceae" genus="Shorea" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Shorea obtusa" order="Malvales" pageId="5" pageNumber="68" phylum="Tracheophyta" rank="species" species="obtusa">Shorea obtusa</taxonomicName>
,
<taxonomicName id="2BC4950F58D2F73E156ED2C8796D015D" lsidName="S. siamensis" pageId="5" pageNumber="68" rank="species" species="siamensis">S. siamensis</taxonomicName>
and
<taxonomicName id="EF46D846219188E9E45C740BCD65A0CC" class="Magnoliopsida" family="Myrtaceae" genus="Eucalyptus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Eucalyptus" order="Myrtales" pageId="5" pageNumber="68" phylum="Tracheophyta" rank="genus">Eucalyptus</taxonomicName>
sp.
</paragraph>
</subSubSection>
<subSubSection id="461A06555A86216787757735B818DF41" pageId="5" pageNumber="68" type="distribution">
<paragraph id="67A870F046A4E1584A4E2D0437C531C0" pageId="5" pageNumber="68">Known distribution.</paragraph>
<paragraph id="094FB326A8F03801FFC89A653352D75B" pageId="5" pageNumber="68">Currently found only from Ubon Ratchathani province, northeastern Thailand.</paragraph>
</subSubSection>
<subSubSection id="9A2F28DECDF834BFB11EC7E403394ED8" lastPageId="6" lastPageNumber="69" pageId="5" pageNumber="68" type="materials_examined">
<paragraph id="8550D5C9DFA99A0DACB519BCCDF2817D" pageId="5" pageNumber="68">Additional specimens examined.</paragraph>
<paragraph id="A1B6814FC8720537EEFC5AA8E679AD42" pageId="5" pageNumber="68">
<taxonomicName id="2359F177506FB043D2AE502013627BB4" class="Agaricomycetes" family="Boletaceae" genus="Rhodactina" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Rhodactina rostratispora" order="Boletales" pageId="5" pageNumber="68" phylum="Basidiomycota" rank="species" species="rostratispora">Rhodactina rostratispora</taxonomicName>
.-THAILAND, Ubon Ratchathani Province, Trakan Phuet Phon District, Don Khok Tam Lae community forest,
<geoCoordinate id="E007A2005B537D486E7FA24DE614D183" direction="north" orientation="latitude" precision="1" value="15.5945">
15°35'40.2&quot;
<normalizedToken id="61065AB6725F2AED22CAC5654C68535A" originalValue="N">N-</normalizedToken>
</geoCoordinate>
<geoCoordinate id="2C5BFE50E9238D24E9D2FE000A3E2D32" direction="east" orientation="longitude" precision="1" value="105.1105">105°06'37.8&quot;E</geoCoordinate>
, elev. 150 m., 28 July 2015, S. Vadthanarat 169, (CMUB, BR); ibid.
<geoCoordinate id="57AE0931F9BBA9C55A9424E0ADE0D084" direction="north" orientation="latitude" precision="1" value="15.594861">
15°35'41.5&quot;
<normalizedToken id="5F679D364C51113A906162BDC41D7E18" originalValue="N">N-</normalizedToken>
</geoCoordinate>
<geoCoordinate id="052409741ED93BEDA3BB296981B50B64" direction="east" orientation="longitude" precision="1" value="105.10983">105°06'35.4&quot;E</geoCoordinate>
, elev. 150 m., 28 July 2015, O.
<normalizedToken id="9A154A7A890765E7130F9BBAB876AAFC" originalValue="Raspé">Raspe</normalizedToken>
1055, (CMUB, BR); ibid.
<geoCoordinate id="05FFC30696393769DB8F0307986BBC6E" direction="north" orientation="latitude" precision="1" value="15.596749">15°35'48.3&quot;N</geoCoordinate>
-
<geoCoordinate id="8A645170CC21DE165EC71CE8660E73F5" direction="east" orientation="longitude" precision="1" value="105.10997">105°06'35.9&quot;E</geoCoordinate>
, elev. 150 m., 6 August 2015, S. Vadthanarat 206, (CMUB, BR); ibid.
<geoCoordinate id="55FADC47CAF588100DE4894ABB128EAB" direction="north" orientation="latitude" precision="1" value="15.597889">
15°35'52.4&quot;
<normalizedToken id="3202EF5B9D14F443F3623F739447886C" originalValue="N">N-</normalizedToken>
</geoCoordinate>
<geoCoordinate id="955D8A8E04E62627F1F7DE3CC7E59D0D" direction="east" orientation="longitude" precision="1" value="105.11144">105°06'41.2&quot;E</geoCoordinate>
, elev. 150 m., 6 August 2015, S. Vadthanarat 208, (CMUB, BR); ibid.
<geoCoordinate id="315E5A1724B97375C5A500CE761FAC74" direction="north" orientation="latitude" precision="1" value="15.598916">
15°35'56.1&quot;
<normalizedToken id="C5E38E24C99096D4959FAC28C50AB787" originalValue="N">N-</normalizedToken>
</geoCoordinate>
<geoCoordinate id="BD1FBFC7D2940B341F9563BAA44046E7" direction="east" orientation="longitude" precision="1" value="105.1108">105°06'38.9&quot;E</geoCoordinate>
, elev. 150 m., 6 August 2015, S. Vadthanarat 212, (CMUB, BR); ibid.
<geoCoordinate id="5C0135DF99EFD7C13B1C7E7F11023E98" direction="north" orientation="latitude" precision="1" value="15.600722">
15°36'2.6&quot;
<normalizedToken id="EEAAC469EA28DB2B7A8E4808A26A5804" originalValue="N">N-</normalizedToken>
</geoCoordinate>
<geoCoordinate id="3C611D2D5D918FDD9C5181F203459A1A" direction="east" orientation="longitude" precision="1" value="105.11019">105°06'36.7&quot;E</geoCoordinate>
, elev. 150 m., 14 May 2017, S. Vadthanarat 376, (CMUB, BR); Ban Huay Fai community forest,
<geoCoordinate id="842F9638069C37150C668F3EFB883648" direction="north" orientation="latitude" precision="1" value="15.545195">
15°32'42.7&quot;
<normalizedToken id="5D2AF32941AF47FD64BB72F2BBA39CDD" originalValue="N">N-</normalizedToken>
</geoCoordinate>
<geoCoordinate id="CC59375A5BBAD664AB5CF65DFBF9F2E4" direction="east" orientation="longitude" precision="1" value="105.17119">105°10'16.3&quot;E</geoCoordinate>
, elev. 160 m., 15 July 2017, S. Vadthanarat 406, (CMUB, BR).
</paragraph>
<paragraph id="8C4794EC03ACEF0AD34C4A5F3CBA9E1A" pageId="5" pageNumber="68">
<taxonomicName id="1E9AC6BCA89E6EB753F9816E87561F07" lsidName="R. himalayensis" pageId="5" pageNumber="68" rank="species" species="himalayensis">R. himalayensis</taxonomicName>
. - THAILAND, Chiang Mai Province, Doi Suthep-Pui National Park, forest behind Channel 9 TV station, 4 August 2000, Saisamorn Lumyong, Pipob Lumyong, Rarunee Sanmee and B. Dell 2254 (CMU25117).
</paragraph>
<paragraph id="4AC461DBA66E22AD681CF08027761F22" pageId="6" pageNumber="69">
<taxonomicName id="5A1679C233E4B340DB987EA5E1DF5CB7" lsidName="R. incarnata" pageId="6" pageNumber="69" rank="species" species="incarnata">
<pageBreakToken id="ADFC466DE5C43BF991F4F9E5869D7A5D" pageId="6" pageNumber="69" start="start">R</pageBreakToken>
. incarnata
</taxonomicName>
. - THAILAND, Chiang Mai Province, Sanpatong District, Mae Wang, Conservation forest, Sanpatong-Ban Guard Rd., 24 July 2002, Saisamorn Lumyong, Pipob Lumyong, Rarunee Sanmee and Zhu L. Yang 45209 (CMU25116; holotype).
</paragraph>
</subSubSection>
<subSubSection id="9882000ADEF2C86744517FAAFA90F67E" pageId="6" pageNumber="69" type="remarks">
<paragraph id="7008D1D46C0C2F436EDB4026C4DC69D6" pageId="6" pageNumber="69">Remarks.</paragraph>
<paragraph id="20E296B7D8E43B24F5274DA46125B2D4" pageId="6" pageNumber="69">
<taxonomicName id="87D9B62520C55FF6A86E4B8EFBF1FA9A" class="Agaricomycetes" family="Boletaceae" genus="Rhodactina" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Rhodactina rostratispora" order="Boletales" pageId="6" pageNumber="69" phylum="Basidiomycota" rank="species" species="rostratispora">Rhodactina rostratispora</taxonomicName>
is characterised by its basidiospores having a markedly prominent hilar appendage (2.5-5
<normalizedToken id="4213E97DF74F127B712420446B5AC684" originalValue="µm">µm</normalizedToken>
long, 3.5-5
<normalizedToken id="FC72E33FB66261C66C97AC6D34D99A7D" originalValue="µm">µm</normalizedToken>
wide), with a terminal hilum; ornamentation consisting of (7)8-9 longitudinal ridges, and (11.5
<normalizedToken id="035D188D9ED0522785E885A916FCF650" originalValue=")1213.615(">-)12-13.6-15(-</normalizedToken>
16)
<normalizedToken id="3EEC3F044C4CBEF5698B872ACF2049B8" originalValue="×">x</normalizedToken>
(10
<normalizedToken id="A6A56606B24AE949F2B8D242E57B2ABA" originalValue=")10.511.713(">-)10.5-11.7-13(-</normalizedToken>
14)
<normalizedToken id="509E5B367A803573D0707B6C58578264" originalValue="µm">µm</normalizedToken>
.
<taxonomicName id="FAE51D144C3ABBFD5D3D319E169B2091" lsidName="R. himalayensis" pageId="6" pageNumber="69" rank="species" species="himalayensis">R. himalayensis</taxonomicName>
has larger basidiospores (15-20
<normalizedToken id="8A3EFB1265F8A0E61F4FED194F41F8A0" originalValue="×">x</normalizedToken>
12.5-18
<normalizedToken id="0DEE201062452998B12E0525E18F643B" originalValue="µm">µm</normalizedToken>
) without prominent hilar appendage, with fewer [(5)6-7(8)], broader ridges, while
<taxonomicName id="BCE38498D7D5F8100A289EDF7FC53066" lsidName="R. incarnata" pageId="6" pageNumber="69" rank="species" species="incarnata">R. incarnata</taxonomicName>
has a similar spore size (10-13
<normalizedToken id="E4839B531233A076D2E561B454EB8F18" originalValue="×">x</normalizedToken>
10-12
<normalizedToken id="438F380C12A97CB5F86AD0597CA4D59F" originalValue="µm">µm</normalizedToken>
) and the same number of spore ridges [(7)8-9(10)] as the new species, but it does not have the prominent hilar appendage.
</paragraph>
<paragraph id="5D75D97FDE660F5C1BFCF5C86A7566FE" pageId="6" pageNumber="69">
In one
<taxonomicName id="0A0D627258932A74B092D8687F5DF4CA" lsidName="R. rostratispora" pageId="6" pageNumber="69" rank="species" species="rostratispora">R. rostratispora</taxonomicName>
specimen (S. Vadthanarat 208), abnormal spores were observed. Those spores were elongated, 21-24
<normalizedToken id="554746D19CCDBFDC0E83869F1D3D5C5F" originalValue="×">x</normalizedToken>
4-8
<normalizedToken id="3B8CAC6936104FF658848FB507C084E2" originalValue="µm">µm</normalizedToken>
, thick-walled, narrowly fusiform to bacilliform, with or without longitudinal ridges, more or less constricted in the middle. They were usually found attached to apparently normal basidia with four sterigmata.
</paragraph>
</subSubSection>
</treatment>
</document>