treatments-xml/data/03/82/D2/0382D266FFBABE14FF70FD35FC32FE92.xml

<document id="D3642962D7AC6F119389C38B0323DA45" ID-DOI="10.11646/phytotaxa.280.3.2" ID-ISSN="1179-3163" ID-Zenodo-Dep="13648937" IM.bibliography_approvedBy="felipe" IM.illustrations_approvedBy="felipe" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="GgImagineBatch" IM.taxonomicNames_approvedBy="felipe" IM.treatmentCitations_approvedBy="felipe" IM.treatments_approvedBy="felipe" checkinTime="1725379503322" checkinUser="felipe" docAuthor="Komura, Dirce L., De Oliveira, Jadson J. S., Moncalvo, Jean-Marc, Margaritescu, Simona &amp; Zartman, Charles E." docDate="2016" docId="0382D266FFBABE14FF70FD35FC32FE92" docLanguage="en" docName="phytotaxa.280.3.2.pdf" docOrigin="Phytotaxa 280 (3)" docSource="http://dx.doi.org/10.11646/phytotaxa.280.3.2" docStyle="DocumentStyle:96748F8F1B6C902996E134952A3A36B9.13:Phytotaxa.2014-.journal_article" docStyleId="96748F8F1B6C902996E134952A3A36B9" docStyleName="Phytotaxa.2014-.journal_article" docStyleVersion="13" docTitle="Marasmius calvocystidiatus D. L. Komura &amp; J. S. Oliveira 2016, spec. nov." docType="treatment" docVersion="2" lastPageNumber="231" masterDocId="FFBBAA1EFFB2BE1EFFF8FFC1FFD4FFFF" masterDocTitle="Marasmius calvocystidiatus sp. nov. and M. horridulus (Marasmiaceae): characterization of two unusual species from central Amazonia" masterLastPageNumber="240" masterPageNumber="222" pageNumber="230" updateTime="1725387591181" updateUser="ExternalLinkService" zenodo-license-figures="UNSPECIFIED" zenodo-license-treatments="UNSPECIFIED">
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<mods:title id="4A0E1DD44C0517241A7FEA6FC6BBECAF">Marasmius calvocystidiatus sp. nov. and M. horridulus (Marasmiaceae): characterization of two unusual species from central Amazonia</mods:title>
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<mods:namePart id="02409F9ED1B684176CE8CC6402C0F48E">Komura, Dirce L.</mods:namePart>
<mods:affiliation id="DAEE8315F0F2D5E6674317D1E912A3E6">Instituto Nacional de Pesquisas da Amazônia (INPA), Dept. of Biodiversity (CBio) C. P. 478, 69011 - 970 Manaus, Amazonas, Brazil.</mods:affiliation>
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<mods:namePart id="5AD10412AD911D18898B35491C20AB23">De Oliveira, Jadson J. S.</mods:namePart>
<mods:affiliation id="2B37A3912B1FA55DA41F53F36BB9F53F">Depart. of Natural History, Royal Ontario Museum, and</mods:affiliation>
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<mods:namePart id="20E9C6E46E1C7F9E9B17B3ABFF9AB7BF">Moncalvo, Jean-Marc</mods:namePart>
<mods:affiliation id="3E14824E315924D91D437B7893CEE923">Depart. of Natural History, Royal Ontario Museum, and &amp; Dept. of Ecology and Evolutionary Biology, University of Toronto, Canada</mods:affiliation>
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<mods:namePart id="B0AEA94812B11331679BE0B4F821323B">Margaritescu, Simona</mods:namePart>
<mods:affiliation id="FACEE457E50437177296A9686BA80B10">Depart. of Natural History, Royal Ontario Museum, and</mods:affiliation>
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<mods:namePart id="1FD58C09C7F6863F2DAD9A39E839B078">Zartman, Charles E.</mods:namePart>
<mods:affiliation id="4FB8D5BB19A0D2CC56F2D49F39268661">Instituto Nacional de Pesquisas da Amazônia (INPA), Dept. of Biodiversity (CBio) C. P. 478, 69011 - 970 Manaus, Amazonas, Brazil.</mods:affiliation>
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<paragraph id="8B946370FFBABE16FF70FD35FC24FCF0" blockId="8.[136,1008,756,783]" box="[136,1008,756,783]" pageId="8" pageNumber="230">
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<taxonomicName id="4C2B18F3FFBABE16FF70FD35FCDDFCF0" ID-CoL="3XZ6R" authority="D.L.Komura &amp; J.S.Oliveira" authorityName="D. L. Komura &amp; J. S. Oliveira" authorityYear="2016" box="[136,777,756,783]" class="Agaricomycetes" family="Marasmiaceae" genus="Marasmius" kingdom="Fungi" order="Agaricales" pageId="8" pageNumber="230" phylum="Basidiomycota" rank="species" species="calvocystidiatus" status="sp. nov.">
<emphasis id="B95FBF62FFBABE16FF70FD35FE1CFCF0" bold="true" box="[136,456,756,783]" italics="true" pageId="8" pageNumber="230">Marasmius calvocystidiatus</emphasis>
D.L.Komura &amp; J.S.Oliveira
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, 
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<taxonomicNameLabel id="A26C0219FFBABE16FCECFD37FC56FCF0" box="[788,898,758,783]" pageId="8" pageNumber="230" rank="species">spec. nov.</taxonomicNameLabel>
</emphasis>
<figureCitation id="13107FF5FFBABE16FC70FD37FC24FCF0" box="[904,1008,758,783]" captionStart-0="FIGURE 2" captionStart-1="FIGURE 3" captionStart-2="FIGURE 4" captionStartId-0="9.[136,229,1518,1539]" captionStartId-1="10.[136,229,1849,1870]" captionStartId-2="11.[136,229,1515,1536]" captionTargetBox-0="[156,1432,250,1481]" captionTargetBox-1="[156,1430,430,1816]" captionTargetBox-2="[166,1411,205,1469]" captionTargetId-0="figure-43@9.[151,1436,245,1493]" captionTargetId-1="figure-107@10.[151,1436,425,1824]" captionTargetId-2="figure-15@11.[151,1436,190,1489]" captionTargetPageId-0="9" captionTargetPageId-1="10" captionTargetPageId-2="11" captionText-0="FIGURE 2. Marasmius calvocystidiatus (DLK1516–holotype). A. Basidiomata on leaves. B. Collariate lamellae. C. Detail of the papillate pileus. D. Basidiomata. E. Detail of the collar. F. Base of stipe and initial stage of basidiomata growth (black arrow). Scale bars: A = 5 mm. B, C = 1.8 mm. D = 6 mm. E = 1 mm. F = 4 mm. Photos by D.L. Komura." captionText-1="FIGURE 3. Marasmius calvocystidiatus (DLK1516–holotype). A. Transversal section of the pileus. B. Transversal section of the lamellae, in Melzer’s reagent. C. Cheilocystidia, D. Basidia layer with spores. E. Pileocystidia. F. Hyphae of the context. G. Transversal section from the stipe. Scale bars: C, E, F, G = 20 μm. Photos by D.L. Komura." captionText-2="FIGURE 4. Marasmius calvocystidiatus (DLK1516–holotype). A. Basidiospores. B. Basidium and basidioles. C. Cheilocystidia. D. Pileocystidia. Scale bars: A = 7 μm. B, C, D = 10 μm. Illustrated by D.L. Komura." figureDoi-0="http://doi.org/10.5281/zenodo.13648943" figureDoi-1="http://doi.org/10.5281/zenodo.13648947" figureDoi-2="http://doi.org/10.5281/zenodo.13648951" httpUri-0="https://zenodo.org/record/13648943/files/figure.png" httpUri-1="https://zenodo.org/record/13648947/files/figure.png" httpUri-2="https://zenodo.org/record/13648951/files/figure.png" pageId="8" pageNumber="230">Figs. 2–4</figureCitation>
</heading>
</paragraph>
<paragraph id="8B946370FFBABE16FF70FCDBFE47FCCC" blockId="8.[136,403,794,819]" box="[136,403,794,819]" pageId="8" pageNumber="230">MycoBank: MB818286</paragraph>
</subSubSection>
<subSubSection id="C33130FBFFBABE14FF70FCA3FC32FE92" lastPageId="10" lastPageNumber="232" pageId="8" pageNumber="230" type="etymology">
<paragraph id="8B946370FFBABE16FF70FCA3FC55FC84" blockId="8.[136,1452,866,2079]" box="[136,897,866,891]" pageId="8" pageNumber="230">Etymology:—Refers to the smooth, ‘bald’ cystidia in the pileipellis.</paragraph>
<paragraph id="8B946370FFBABE16FF45FC47FD88FC3C" blockId="8.[136,1452,866,2079]" pageId="8" pageNumber="230">
<materialsCitation id="3B43692DFFBABE16FF45FC47FD88FC3C" collectingDate="2013-05-23" collectionCode="INPA" country="Brazil" location="Estacao Experimental de Manejo Florestal" municipality="Manaus District" pageId="8" pageNumber="230" specimenCode="DLK1516" specimenCount="1" stateProvince="Amazonas" typeStatus="holotype">
<typeStatus id="5490DDD2FFBABE16FF45FC47FEFCFC60" box="[189,296,902,927]" pageId="8" pageNumber="230" type="holotype">Holotype</typeStatus>
:— 
<collectingCountry id="F33C23E0FFBABE16FEB1FC47FE66FC60" box="[329,434,902,927]" name="Brazil" pageId="8" pageNumber="230">BRAZIL</collectingCountry>
. 
<collectingRegion id="49EFAD92FFBABE16FE47FC47FDAFFC60" box="[447,635,902,927]" country="Brazil" name="Amazonas" pageId="8" pageNumber="230">Amazonas State</collectingRegion>
: 
<collectingMunicipality id="6BF0F90AFFBABE16FD72FC47FC90FC60" box="[650,836,902,927]" pageId="8" pageNumber="230">Manaus District</collectingMunicipality>
, 
<location id="8EF435ABFFBABE16FCABFC47FAE9FC60" LSID="urn:lsid:plazi:treatment:0382D266FFBABE14FF70FD35FC32FE92:8EF435ABFFBABE16FCABFC47FAE9FC60" box="[851,1341,902,927]" country="Brazil" municipality="Manaus District" name="Estacao Experimental de Manejo Florestal" pageId="8" pageNumber="230" stateProvince="Amazonas">Estação Experimental de Manejo Florestal</location>
do 
<collectionCode id="ED3AFBB5FFBABE16FA96FC47FA7FFC60" box="[1390,1451,902,927]" country="Brazil" httpUri="http://grbio.org/cool/rm88-499z" name="Instituto Nacional de Pesquisas da Amazonia" pageId="8" pageNumber="230">INPA</collectionCode>
(ZF-2), 
<date id="FF9545B0FFBABE16FF19FC6BFEADFC3C" box="[225,377,938,963]" pageId="8" pageNumber="230" value="2013-05-23">
<collectingDate id="EFD1BC58FFBABE16FF19FC6BFEADFC3C" box="[225,377,938,963]" pageId="8" pageNumber="230" value="2013-05-23">23 May 2013</collectingDate>
</date>
, 
<emphasis id="B95FBF62FFBABE16FE7CFC6BFE26FC3C" box="[388,498,938,963]" italics="true" pageId="8" pageNumber="230">
<specimenCode id="DB8DCB0BFFBABE16FE7CFC6BFE26FC3C" box="[388,498,938,963]" collectionCode="DLK" pageId="8" pageNumber="230">DLK1516</specimenCode>
</emphasis>
(
<collectionCode id="ED3AFBB5FFBABE16FDFAFC6BFD98FC3C" box="[514,588,938,963]" country="Brazil" httpUri="http://grbio.org/cool/rm88-499z" name="Instituto Nacional de Pesquisas da Amazonia" pageId="8" pageNumber="230">INPA</collectionCode>
!).
</materialsCitation>
</paragraph>
<paragraph id="8B946370FFBABE16FF45FC0FFDDCFB88" blockId="8.[136,1452,866,2079]" pageId="8" pageNumber="230">
Diagnosis:—Pileus convex to plane, papillate, chestnut brown to pale brown, glabrous, rigid. Lamellae collariate, 
<emphasis id="B95FBF62FFBABE16FF70FC33FF4CFBF4" box="[136,152,1010,1035]" italics="true" pageId="8" pageNumber="230">L</emphasis>
= 32–34, thick, pale golden. Stipe cylindrical, thin, insititious, glabrous, golden to reddish brown. Basidiospores 4.2– 5.2 × 2.6–3.9 μm. Trama dextrinoid. Cheilocystidia in form of 
<emphasis id="B95FBF62FFBABE16FCC1FBD7FC0AFBD0" box="[825,990,1046,1071]" italics="true" pageId="8" pageNumber="230">Chrysochaetes</emphasis>
- 
<typeStatus id="5490DDD2FFBABE16FC1DFBD7FBC3FBD0" box="[997,1047,1046,1071]" pageId="8" pageNumber="230">type</typeStatus>
broom cells. Pileipellis hymeniform to irregularly hymeniform, made up by smooth, thick-walled cells, sometimes lobed or having coarse excrescences. On dicotyledonous leaves in the litter.
</paragraph>
<paragraph id="8B946370FFBABE16FF45FB43FC00FB64" blockId="8.[136,1452,866,2079]" box="[189,980,1154,1179]" pageId="8" pageNumber="230">
Barcode sequence:—ITS: GenBank KU170115 (
<typeStatus id="5490DDD2FFBABE16FD18FB43FC92FB64" box="[736,838,1154,1179]" pageId="8" pageNumber="230" type="holotype">holotype</typeStatus>
, DLK1516).
</paragraph>
<paragraph id="8B946370FFBABE16FF45FB67FD98F990" blockId="8.[136,1452,866,2079]" pageId="8" pageNumber="230">
Description:— 
<emphasis id="B95FBF62FFBABE16FE9CFB67FE7EFB40" box="[356,426,1190,1215]" italics="true" pageId="8" pageNumber="230">Pileus</emphasis>
<quantity id="4CD3CE95FFBABE16FE57FB67FDDFFB40" box="[431,523,1190,1215]" metricMagnitude="-3" metricUnit="m" metricValue="3.0" metricValueMax="4.0" metricValueMin="2.0" pageId="8" pageNumber="230" unit="mm" value="3.0" valueMax="4.0" valueMin="2.0">2–4 mm</quantity>
diam., shallowly and broadly plano-convex reminiscent of ‘drum cymbals’, smooth to shallowly sulcate, center slightly depressed with a conspicuous, broad papilla, margin tenuously incurved to plane, rarely uplifted, edge bulky, thick, often with irregular outgrowths, finely appendiculate; surface glabrous, dry, dull; chestnut brown to pale brown (914809 to F2B068), some dark brown (40260B); consistence rigid, context thin (&lt;
<quantity id="4CD3CE95FFBABE16FA65FAD3FF6CFAB0" metricMagnitude="-3" metricUnit="m" metricValue="1.0" pageId="8" pageNumber="230" unit="mm" value="1.0">1 mm</quantity>
). 
<emphasis id="B95FBF62FFBABE16FF35FAF7FEE1FAB0" box="[205,309,1334,1359]" italics="true" pageId="8" pageNumber="230">Lamellae</emphasis>
collariate, forming a very developed collar tight on the stipe apex, close, 
<emphasis id="B95FBF62FFBABE16FB70FAF7FB4CFAB0" box="[1160,1176,1334,1359]" italics="true" pageId="8" pageNumber="230">L</emphasis>
= 32–34, thick, slightly arched, hymenium somewhat pale golden (FADD7F) when young, lamellae face white to cream-colored (F7E6AD) when mature, marginate with edge swollen or broad, rigid, velutinous, slightly waxy, fawn yellow (DBAB76) to cream (F7EFB7) near the pileus edge and the collar, this later usually darker, brown (B88651). 
<emphasis id="B95FBF62FFBABE16FB4CFA63FB38FA44" box="[1204,1260,1442,1467]" italics="true" pageId="8" pageNumber="230">Stipe</emphasis>
10–14 × 
<quantity id="4CD3CE95FFBABE16FAAFFA63FF62FA20" metricMagnitude="-4" metricUnit="m" metricValue="6.5" metricValueMax="8.0" metricValueMin="5.0" pageId="8" pageNumber="230" unit="mm" value="0.65" valueMax="0.8" valueMin="0.5">0.5–0.8 mm</quantity>
, central, cylindrical, thin (not filiform or hair-like) abruptly thinner at the apex, terete to occasionally depressed, insititious, with broad, swollen base; surface smooth, glabrous, bright; horny or chitinous, flexible, hollow; apex whitish to cream, especially when young, restricted to the very apex when mature, golden brown (9E6815) to reddish brown (963A08) elsewhere, base generally darker, or bronze all over (B8860B) when dried. 
<emphasis id="B95FBF62FFBABE16FB47F9F3FA87F9B4" box="[1215,1363,1586,1611]" italics="true" pageId="8" pageNumber="230">Rhizomorphs</emphasis>
absent. 
<emphasis id="B95FBF62FFBABE16FF70F997FF05F990" box="[136,209,1622,1647]" italics="true" pageId="8" pageNumber="230">Odour</emphasis>
undetectable. 
<emphasis id="B95FBF62FFBABE16FE8CF997FE7AF990" box="[372,430,1622,1647]" italics="true" pageId="8" pageNumber="230">Taste</emphasis>
not observed.
</paragraph>
<paragraph id="8B946370FFBABE17FF45F9BBFCB8FF22" blockId="8.[136,1452,866,2079]" lastBlockId="9.[136,1451,160,221]" lastPageId="9" lastPageNumber="231" pageId="8" pageNumber="230">
<emphasis id="B95FBF62FFBABE16FF45F9BBFE8FF96C" box="[189,347,1658,1683]" italics="true" pageId="8" pageNumber="230">Basidiospores</emphasis>
4.2–5.2 × 2.6–3.9 μm [χ 
<subScript id="17AF6135FFBABE16FD87F94AFD58F966" attach="right" box="[639,652,1675,1689]" fontSize="6" pageId="8" pageNumber="230">m</subScript>
= 4.6 (± 0.3) × 3.2 (± 0.4) μm; 
<emphasis id="B95FBF62FFBABE16FBF8F9BBFBC0F96C" box="[1024,1044,1658,1683]" italics="true" pageId="8" pageNumber="230">Q</emphasis>
<subScript id="17AF6135FFBABE16FBEDF94AFBF6F966" attach="right" box="[1045,1058,1675,1689]" fontSize="6" pageId="8" pageNumber="230">m</subScript>
= 1.5 (± 0.1); n = 15], obovoid to more properly short-oblong, subellipsoid to lacrimoid, smooth, hyaline, thin-walled, inamyloid. 
<emphasis id="B95FBF62FFBABE16FB45F95FFAC7F948" box="[1213,1299,1694,1719]" italics="true" pageId="8" pageNumber="230">Basidia</emphasis>
clavate, thin-walled, hyaline, inamyloid, 4–sterigmate. 
<emphasis id="B95FBF62FFBABE16FDA2F903FD1BF924" box="[602,719,1730,1755]" italics="true" pageId="8" pageNumber="230">Basidioles</emphasis>
cylindrical to clavate, or fusoid, 20 × 5 μm. 
<emphasis id="B95FBF62FFBABE16FB4DF903FA83F924" box="[1205,1367,1730,1755]" italics="true" pageId="8" pageNumber="230">Pleurocystidia</emphasis>
absent. 
<emphasis id="B95FBF62FFBABE16FF70F927FEFEF900" box="[136,298,1766,1791]" italics="true" pageId="8" pageNumber="230">Cheilocystidia</emphasis>
ochraceous, abundant, 
<emphasis id="B95FBF62FFBABE16FDCBF927FD0CF900" box="[563,728,1766,1791]" italics="true" pageId="8" pageNumber="230">Chrysochaetes</emphasis>
- 
<typeStatus id="5490DDD2FFBABE16FD27F927FCC5F900" box="[735,785,1766,1791]" pageId="8" pageNumber="230">type</typeStatus>
broom cells, somewhat similar to 
<emphasis id="B95FBF62FFBABE16FB60F927FB34F900" box="[1176,1248,1766,1791]" italics="true" pageId="8" pageNumber="230">Siccus</emphasis>
- 
<typeStatus id="5490DDD2FFBABE16FB1FF927FACDF900" box="[1255,1305,1766,1791]" pageId="8" pageNumber="230">type</typeStatus>
broom cells, but with short, coarse diverticula; main body 5–15 × 10–20 μm, mostly long-pedicellate, some clavate, pyriform, thick-walled, coppery brown, dextrinoid. 
<emphasis id="B95FBF62FFBABE16FDDFF8EFFD09F8B8" box="[551,733,1838,1863]" italics="true" pageId="8" pageNumber="230">Lamellae trama</emphasis>
weakly dextrinoid, irregular, hyphae interwoven, thin-walled, hyaline, smooth. 
<emphasis id="B95FBF62FFBABE16FEB0F893FE0CF894" box="[328,472,1874,1899]" italics="true" pageId="8" pageNumber="230">Pileus trama</emphasis>
dextrinoid, irregular (including the trama of the bulky edge), hyphae similar to those of the lamellae trama, a little more irregular in outline, abundantly branched or with many sprouts. 
<emphasis id="B95FBF62FFBABE16FB52F8B7FAC8F870" box="[1194,1308,1910,1935]" italics="true" pageId="8" pageNumber="230">Pileipellis</emphasis>
hymeniform to irregularly hymeniform, composed of smooth cells, main body 4–15 × 10–38 μm, thick-walled, ochraceous brown to coppery brown, generally golden in the lumen, mostly regular, clavate, pyriform, some long-pedicellate, deepened in the pileus trama, sometimes lobed or irregular in outline, or with some apical, coarse, solid, obtuse excrescences, flattened due to the very thick wall (2.5–4 μm). 
<emphasis id="B95FBF62FFBABE16FD55F7C7FCE4F7E0" box="[685,816,2054,2079]" italics="true" pageId="8" pageNumber="230">Stipe trama</emphasis>
in parallel, compact, hyphae cylindrical, golden brown, thick-walled (especially in the stipe cortex). 
<emphasis id="B95FBF62FFBBBE17FD86FF61FD2AFF46" box="[638,766,160,185]" italics="true" pageId="9" pageNumber="231">Stipitipellis</emphasis>
without differentiated structures. 
<emphasis id="B95FBF62FFBBBE17FB83FF61FA87FF46" box="[1147,1363,160,185]" italics="true" pageId="9" pageNumber="231">Clamp connections</emphasis>
present in all tissues, but not seen at the base of the cells of the pileipellis.
</paragraph>
<caption id="DF5433F8FFBBBE17FF70FA2FFC8CF9B4" ID-DOI="http://doi.org/10.5281/zenodo.13648943" ID-Zenodo-Dep="13648943" httpUri="https://zenodo.org/record/13648943/files/figure.png" pageId="9" pageNumber="231" startId="9.[136,229,1518,1539]" targetBox="[156,1432,250,1481]" targetPageId="9" targetType="figure">
<paragraph id="8B946370FFBBBE17FF70FA2FFC8CF9B4" blockId="9.[136,1452,1518,1611]" pageId="9" pageNumber="231">
<emphasis id="B95FBF62FFBBBE17FF70FA2FFF28F9FC" bold="true" box="[136,252,1518,1539]" pageId="9" pageNumber="231">FIGURE 2.</emphasis>
<taxonomicName id="4C2B18F3FFBBBE17FEF9FA2FFDD8F9FC" authorityName="D. L. Komura &amp; J. S. Oliveira" authorityYear="2016" box="[257,524,1518,1539]" class="Agaricomycetes" family="Marasmiaceae" genus="Marasmius" kingdom="Fungi" order="Agaricales" pageId="9" pageNumber="231" phylum="Basidiomycota" rank="species" species="calvocystidiatus">
<emphasis id="B95FBF62FFBBBE17FEF9FA2FFDD8F9FC" box="[257,524,1518,1539]" italics="true" pageId="9" pageNumber="231">Marasmius calvocystidiatus</emphasis>
</taxonomicName>
(DLK1516–holotype). 
<emphasis id="B95FBF62FFBBBE17FD15FA2FFCD0F9FC" bold="true" box="[749,772,1518,1539]" pageId="9" pageNumber="231">A.</emphasis>
Basidiomata on leaves. 
<emphasis id="B95FBF62FFBBBE17FC11FA2FFC2BF9FC" bold="true" box="[1001,1023,1518,1539]" pageId="9" pageNumber="231">B.</emphasis>
Collariate lamellae. 
<emphasis id="B95FBF62FFBBBE17FB3BFA2FFB00F9FC" bold="true" box="[1219,1236,1518,1539]" pageId="9" pageNumber="231">C</emphasis>
. Detail of the papillate pileus. 
<emphasis id="B95FBF62FFBBBE17FF34F9D3FF09F9D8" bold="true" box="[204,221,1554,1575]" pageId="9" pageNumber="231">D</emphasis>
. Basidiomata. 
<emphasis id="B95FBF62FFBBBE17FE94F9D3FE56F9D8" bold="true" box="[364,386,1554,1575]" pageId="9" pageNumber="231">E.</emphasis>
Detail of the collar. 
<emphasis id="B95FBF62FFBBBE17FDBAF9D3FD80F9D8" bold="true" box="[578,596,1554,1575]" pageId="9" pageNumber="231">F.</emphasis>
Base of stipe and initial stage of basidiomata growth (black arrow). Scale bars: 
<emphasis id="B95FBF62FFBBBE17FABFF9D3FA8CF9D8" bold="true" box="[1351,1368,1554,1575]" pageId="9" pageNumber="231">A</emphasis>
= 5 mm. 
<emphasis id="B95FBF62FFBBBE17FF70F9F7FF4CF9B4" bold="true" box="[136,152,1590,1611]" pageId="9" pageNumber="231">B</emphasis>
, 
<emphasis id="B95FBF62FFBBBE17FF5CF9F7FF61F9B4" bold="true" box="[164,181,1590,1611]" pageId="9" pageNumber="231">C</emphasis>
= 1.8 mm. 
<emphasis id="B95FBF62FFBBBE17FEDCF9F7FEE1F9B4" bold="true" box="[292,309,1590,1611]" pageId="9" pageNumber="231">D</emphasis>
= 6 mm. 
<emphasis id="B95FBF62FFBBBE17FE6AF9F7FE76F9B4" bold="true" box="[402,418,1590,1611]" pageId="9" pageNumber="231">E</emphasis>
= 1 mm. 
<emphasis id="B95FBF62FFBBBE17FE07F9F7FDDAF9B4" bold="true" box="[511,526,1590,1611]" pageId="9" pageNumber="231">F</emphasis>
= 4 mm. Photos by D.L. Komura.
</paragraph>
</caption>
<paragraph id="8B946370FFBBBE17FF45F9BAFE85F947" blockId="9.[136,1452,1659,2080]" pageId="9" pageNumber="231">
Habit and habitat:—Marasmioid, gregarious, saprophytic on dicotyledonous leaves of the litter at Amazonian 
<emphasis id="B95FBF62FFBBBE17FF70F95EFED6F947" box="[136,258,1695,1720]" italics="true" pageId="9" pageNumber="231">terra firme</emphasis>
forest.
</paragraph>
<paragraph id="8B946370FFBBBE17FF45F902FBC4F8B7" blockId="9.[136,1452,1659,2080]" pageId="9" pageNumber="231">
<materialsCitation id="3B43692DFFBBBE17FF45F902FA93F8FF" collectingDate="2012-04-18" collectionCode="INPA" collectorName="J. M. Moncalvo &amp; C. E. Zartman &amp; D. L. Komura" country="Brazil" county="Material" location="Estacao Experimental de Manejo Florestal" municipality="Manaus" pageId="9" pageNumber="231" specimenCode="INPA270734" specimenCount="1" stateProvince="Amazonas">
<collectingCounty id="62F51BFCFFBBBE17FF45F902FEC8F923" box="[189,284,1731,1756]" pageId="9" pageNumber="231">Material</collectingCounty>
examined and distribution:— 
<collectingCountry id="F33C23E0FFBBBE17FD83F902FD37F923" box="[635,739,1731,1756]" name="Brazil" pageId="9" pageNumber="231">BRAZIL</collectingCountry>
. 
<collectingRegion id="49EFAD92FFBBBE17FD09F902FC7AF923" box="[753,942,1731,1756]" country="Brazil" name="Amazonas" pageId="9" pageNumber="231">Amazonas State</collectingRegion>
, 
<collectingMunicipality id="6BF0F90AFFBBBE17FC46F902FBCDF923" box="[958,1049,1731,1756]" pageId="9" pageNumber="231">Manaus</collectingMunicipality>
, 
<location id="8EF435ABFFBBBE17FBD2F902FF3EF8FF" LSID="urn:lsid:plazi:treatment:0382D266FFBABE14FF70FD35FC32FE92:8EF435ABFFBBBE17FBD2F902FF3EF8FF" country="Brazil" county="Material" municipality="Manaus" name="Estacao Experimental de Manejo Florestal" pageId="9" pageNumber="231" stateProvince="Amazonas">Estação Experimental de Manejo Florestal</location>
do 
<collectionCode id="ED3AFBB5FFBBBE17FEEFF926FE80F8FF" box="[279,340,1767,1792]" country="Brazil" httpUri="http://grbio.org/cool/rm88-499z" name="Instituto Nacional de Pesquisas da Amazonia" pageId="9" pageNumber="231">INPA</collectionCode>
(ZF-2), 
<date id="FF9545B0FFBBBE17FE40F926FD8EF8FF" box="[440,602,1767,1792]" pageId="9" pageNumber="231" value="2012-04-18">
<collectingDate id="EFD1BC58FFBBBE17FE40F926FD8EF8FF" box="[440,602,1767,1792]" pageId="9" pageNumber="231" value="2012-04-18">18 April 2012</collectingDate>
</date>
, 
<emphasis id="B95FBF62FFBBBE17FD9EF926FB5FF8FF" box="[614,1163,1767,1792]" italics="true" pageId="9" pageNumber="231">
<collectorName id="26DE06A6FFBBBE17FD9EF926FCC0F8FF" box="[614,788,1767,1792]" pageId="9" pageNumber="231">J.M. Moncalvo</collectorName>
, 
<collectorName id="26DE06A6FFBBBE17FCD8F926FC6AF8FF" box="[800,958,1767,1792]" pageId="9" pageNumber="231">C.E. Zartman</collectorName>
, 
<collectorName id="26DE06A6FFBBBE17FC33F926FB8DF8FF" box="[971,1113,1767,1792]" pageId="9" pageNumber="231">D.L.Komura</collectorName>
307
</emphasis>
(
<specimenCode id="DB8DCB0BFFBBBE17FB64F926FAEFF8FF" box="[1180,1339,1767,1792]" collectionCode="INPA" country="Brazil" httpUri="http://grbio.org/cool/rm88-499z" name="Instituto Nacional de Pesquisas da Amazonia" pageId="9" pageNumber="231">INPA270734</specimenCode>
!)
</materialsCitation>
; 
<materialsCitation id="3B43692DFFBBBE17FAABF926FC9CF8DB" collectingDate="2013-05-23" collectionCode="DLK, INPA" collectorName="O. F. Menezes &amp; D. L. Komura" country="Brazil" pageId="9" pageNumber="231" specimenCode="DLK1516, INPA259372" specimenCount="1" stateProvince="Amazonas">
<date id="FF9545B0FFBBBE17FAABF926FF17F8DB" pageId="9" pageNumber="231" value="2013-05-23">
<collectingDate id="EFD1BC58FFBBBE17FAABF926FF17F8DB" pageId="9" pageNumber="231" value="2013-05-23">23 May 2013</collectingDate>
</date>
, 
<emphasis id="B95FBF62FFBBBE17FF36F8CAFD5AF8DB" box="[206,654,1803,1828]" italics="true" pageId="9" pageNumber="231">
<collectorName id="26DE06A6FFBBBE17FF36F8CAFEB1F8DB" box="[206,357,1803,1828]" pageId="9" pageNumber="231">O.F. Menezes</collectorName>
&amp; 
<collectorName id="26DE06A6FFBBBE17FE72F8CAFDCCF8DB" box="[394,536,1803,1828]" pageId="9" pageNumber="231">D.L.Komura</collectorName>
<specimenCode id="DB8DCB0BFFBBBE17FDE7F8CAFD5AF8DB" box="[543,654,1803,1828]" collectionCode="DLK" pageId="9" pageNumber="231">DLK1516</specimenCode>
</emphasis>
(
<specimenCode id="DB8DCB0BFFBBBE17FD65F8CAFCE8F8DB" box="[669,828,1803,1828]" collectionCode="INPA" country="Brazil" httpUri="http://grbio.org/cool/rm88-499z" name="Instituto Nacional de Pesquisas da Amazonia" pageId="9" pageNumber="231">INPA259372</specimenCode>
!)
</materialsCitation>
; 
<materialsCitation id="3B43692DFFBBBE17FCABF8CAFBD8F8B7" collectingDate="2014-03-28" collectionCode="T, R" collectorName="D. L. Komura &amp; S. Cabral &amp; Fonseca" country="Brazil" location="Floresta Nacional de Tapajos" municipality="Belterra" pageId="9" pageNumber="231" specimenCode="DLK1945, INPA259374" specimenCount="1" stateProvince="Para">
<collectingRegion id="49EFAD92FFBBBE17FCABF8CAFC13F8DB" box="[851,967,1803,1828]" country="Brazil" name="Para" pageId="9" pageNumber="231">Pará State</collectingRegion>
, 
<collectingMunicipality id="6BF0F90AFFBBBE17FC2BF8CAFBE4F8DB" box="[979,1072,1803,1828]" pageId="9" pageNumber="231">Belterra</collectingMunicipality>
, 
<location id="8EF435ABFFBBBE17FBC3F8CAFA50F8DB" LSID="urn:lsid:plazi:treatment:0382D266FFBABE14FF70FD35FC32FE92:8EF435ABFFBBBE17FBC3F8CAFA50F8DB" box="[1083,1412,1803,1828]" country="Brazil" municipality="Belterra" name="Floresta Nacional de Tapajos" pageId="9" pageNumber="231" stateProvince="Para">Floresta Nacional de Tapajós</location>
, 
<date id="FF9545B0FFBBBE17FA77F8CAFEC7F8B7" pageId="9" pageNumber="231" value="2014-03-28">
<collectingDate id="EFD1BC58FFBBBE17FA77F8CAFEC7F8B7" pageId="9" pageNumber="231" value="2014-03-28">28 March 2014</collectingDate>
</date>
, 
<emphasis id="B95FBF62FFBBBE17FEE6F8EEFC87F8B7" box="[286,851,1839,1864]" italics="true" pageId="9" pageNumber="231">
<collectorName id="26DE06A6FFBBBE17FEE6F8EEFE62F8B7" box="[286,438,1839,1864]" pageId="9" pageNumber="231">D.L. Komura</collectorName>
, 
<collectionCode id="ED3AFBB5FFBBBE17FE39F8EEFE00F8B7" box="[449,468,1839,1864]" name="Tavera, Department of Geology and Geophysics" pageId="9" pageNumber="231">T</collectionCode>
. 
<collectorName id="26DE06A6FFBBBE17FE2FF8EEFD97F8B7" box="[471,579,1839,1864]" pageId="9" pageNumber="231">S. Cabral</collectorName>
, I. 
<collectionCode id="ED3AFBB5FFBBBE17FDA7F8EEFDA7F8B7" box="[607,627,1839,1864]" country="Chile" name="Departamento de Geologia, Universidad de Chile" pageId="9" pageNumber="231">R</collectionCode>
. 
<collectorName id="26DE06A6FFBBBE17FD86F8EEFD09F8B7" box="[638,733,1839,1864]" pageId="9" pageNumber="231">Fonseca</collectorName>
<specimenCode id="DB8DCB0BFFBBBE17FD1CF8EEFC87F8B7" box="[740,851,1839,1864]" collectionCode="DLK" pageId="9" pageNumber="231">DLK1945</specimenCode>
</emphasis>
(
<specimenCode id="DB8DCB0BFFBBBE17FC99F8EEFBD4F8B7" box="[865,1024,1839,1864]" collectionCode="INPA" country="Brazil" httpUri="http://grbio.org/cool/rm88-499z" name="Instituto Nacional de Pesquisas da Amazonia" pageId="9" pageNumber="231">INPA259374</specimenCode>
!)
</materialsCitation>
.
</paragraph>
<paragraph id="8B946370FFBBBE14FF45F892FC32FE92" blockId="9.[136,1452,1659,2080]" lastBlockId="10.[136,1452,160,365]" lastPageId="10" lastPageNumber="232" pageId="9" pageNumber="231">
Comments:—Despite the tiny size of the basidiomata, the brown to golden brown pigmentation of the pileus and stipe, and the later being cylindrical instead of filiform make it quite visible on decaying leaves of the litter. The basidiomata are tough, with a pileus more rigid than usually found in 
<taxonomicName id="4C2B18F3FFBBBE17FC69F85AFBBAF84B" box="[913,1134,1947,1972]" class="Agaricomycetes" family="Marasmiaceae" genus="Marasmius" kingdom="Fungi" order="Agaricales" pageId="9" pageNumber="231" phylum="Basidiomycota" rank="species" species="undetermined">
<emphasis id="B95FBF62FFBBBE17FC69F85AFBDBF84B" box="[913,1039,1947,1972]" italics="true" pageId="9" pageNumber="231">Marasmius</emphasis>
species.
</taxonomicName>
The peculiar ‘drum cymbal’ pileus shape with a central, conspicuous papilla and the thick, close and collariate lamellae with a bulky edge to both the lamellae and the collar are obvious to the naked eye. This aspect of the lamellae is exactly the same found in 
<taxonomicName id="4C2B18F3FFBBBE17FF70F7C6FE02F7DF" authority="Singer" authorityName="Singer" box="[136,470,2055,2080]" class="Agaricomycetes" family="Marasmiaceae" genus="Marasmius" kingdom="Fungi" order="Agaricales" pageId="9" pageNumber="231" phylum="Basidiomycota" rank="species" species="horridulus">
<emphasis id="B95FBF62FFBBBE17FF70F7C6FE50F7DF" box="[136,388,2055,2080]" italics="true" pageId="9" pageNumber="231">Marasmius horridulus</emphasis>
Singer
</taxonomicName>
, the next discussed taxon. In addition, 
<taxonomicName id="4C2B18F3FFBBBE17FC74F7C6FBB2F7DF" authorityName="D. L. Komura &amp; J. S. Oliveira" authorityYear="2016" box="[908,1126,2055,2080]" class="Agaricomycetes" family="Marasmiaceae" genus="Marasmius" kingdom="Fungi" order="Agaricales" pageId="9" pageNumber="231" phylum="Basidiomycota" rank="species" species="calvocystidiatus">
<emphasis id="B95FBF62FFBBBE17FC74F7C6FBB2F7DF" box="[908,1126,2055,2080]" italics="true" pageId="9" pageNumber="231">M. calvocystidiatus</emphasis>
</taxonomicName>
presents a pileipellis formed by thick-walled, generally smooth cells, sometimes lobed or with apical, coarse excrescences; a completely unusual characteristic reported for the first time in species belonging to sect. 
<taxonomicName id="4C2B18F3FFB8BE14FC51FF05FBF3FF22" box="[937,1063,196,221]" class="Agaricomycetes" family="Marasmiaceae" genus="Marasmius" kingdom="Fungi" order="Agaricales" pageId="10" pageNumber="232" phylum="Basidiomycota" rank="genus">
<emphasis id="B95FBF62FFB8BE14FC51FF05FBF3FF22" box="[937,1063,196,221]" italics="true" pageId="10" pageNumber="232">Marasmius</emphasis>
</taxonomicName>
. These cells may be classified as 
<emphasis id="B95FBF62FFB8BE14FF70FF29FEF9FEFE" box="[136,301,232,257]" italics="true" pageId="10" pageNumber="232">Chrysochaetes</emphasis>
- 
<typeStatus id="5490DDD2FFB8BE14FECCFF29FEB2FEFE" box="[308,358,232,257]" pageId="10" pageNumber="232">type</typeStatus>
cells, a third option of diverticulate cells not consistently used by Singer to define thick-walled, dextrinoid, unusual cells forming the pileipellis of many neotropical species (
<bibRefCitation id="EFBA1E81FFB8BE14FC1FFECDFBA0FEDA" author="Singer, R." box="[999,1140,268,293]" pageId="10" pageNumber="232" pagination="1 - 347" refId="ref11826" refString="Singer, R. (1976) Marasmieae (Basidiomycetes - Tricholomataceae). Flora Neotropica Monograph 17: 1 - 347." type="journal article" year="1976">Singer 1976</bibRefCitation>
, 
<bibRefCitation id="EFBA1E81FFB8BE14FB87FECDFA74FEDA" author="Oliveira, J. J. S. &amp; Capelari, M." box="[1151,1440,268,293]" pageId="10" pageNumber="232" pagination="61 - 73" refId="ref11664" refString="Oliveira, J. J. S. &amp; Capelari, M. (2016) Three new species of Marasmius from remnants of the Atlantic rainforest, Sao Paulo, Brazil. Cryptogamie, Mycologie 37 (1): 61 - 73. http: // dx. doi. org / 10.7872 / crym / v 37. iss 1.2016.61" type="journal article" year="2016">Oliveira &amp; Capelari 2016</bibRefCitation>
). No morphologically similar species were found which approximate 
<taxonomicName id="4C2B18F3FFB8BE14FC8FFEF1FB9BFEB6" authorityName="D. L. Komura &amp; J. S. Oliveira" authorityYear="2016" box="[887,1103,304,329]" class="Agaricomycetes" family="Marasmiaceae" genus="Marasmius" kingdom="Fungi" order="Agaricales" pageId="10" pageNumber="232" phylum="Basidiomycota" rank="species" species="calvocystidiatus">
<emphasis id="B95FBF62FFB8BE14FC8FFEF1FB9BFEB6" box="[887,1103,304,329]" italics="true" pageId="10" pageNumber="232">M. calvocystidiatus</emphasis>
</taxonomicName>
. However, the newly described taxon shares some similarities with 
<taxonomicName id="4C2B18F3FFB8BE14FDE1FE95FCD0FE92" authority="Singer" authorityName="Singer" box="[537,772,340,365]" class="Agaricomycetes" family="Marasmiaceae" genus="Marasmius" kingdom="Fungi" order="Agaricales" pageId="10" pageNumber="232" phylum="Basidiomycota" rank="species" species="horridulus">
<emphasis id="B95FBF62FFB8BE14FDE1FE95FD60FE92" box="[537,692,340,365]" italics="true" pageId="10" pageNumber="232">M. horridulus</emphasis>
Singer
</taxonomicName>
as discussed below.
</paragraph>
</subSubSection>
</treatment>
</document>