196 lines
12 KiB
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196 lines
12 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/mycokeys.49.32115" ID-GBIF-Dataset="8930652c-149c-49b2-b1f6-9e09b8987099" ID-PMC="PMC6424953" ID-Pensoft-Pub="1314-4049-49-15" ID-PubMed="30918449" ModsDocAuthor="" ModsDocDate="2019" ModsDocID="1314-4049-49-15" ModsDocOrigin="MycoKeys 49" ModsDocTitle="Six new species of Arthrinium from Europe and notes about A.caricicola and other species found in Carex spp. hosts" checkinTime="1555333415167" checkinUser="pensoft" docAuthor="Pintos, Angel, Alvarado, Pablo, Planas, Juan & Jarling, Rene" docDate="2019" docId="03C43574C2945E43CE65406C7BA22F09" docLanguage="en" docName="MycoKeys 49: 15-48" docOrigin="MycoKeys 49" docSource="http://dx.doi.org/10.3897/mycokeys.49.32115" docTitle="Arthrinium descalsii Pintos & P. Alvarado, sp. nov." docType="treatment" docVersion="4" lastPageNumber="15" masterDocId="FFB5C3580076382C8272EF2BFF85D15A" masterDocTitle="Six new species of Arthrinium from Europe and notes about A. caricicola and other species found in Carex spp. hosts" masterLastPageNumber="48" masterPageNumber="15" pageNumber="15" updateTime="1668136190295" updateUser="ExternalLinkService">
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<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo>
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<mods:title>Six new species of Arthrinium from Europe and notes about A. caricicola and other species found in Carex spp. hosts</mods:title>
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</mods:titleInfo>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Pintos, Angel</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Alvarado, Pablo</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Planas, Juan</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Jarling, Rene</mods:namePart>
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</mods:name>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:relatedItem type="host">
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<mods:titleInfo>
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<mods:title>MycoKeys</mods:title>
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</mods:titleInfo>
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<mods:part>
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<mods:date>2019</mods:date>
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<mods:detail type="volume">
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<mods:number>49</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>15</mods:start>
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<mods:end>48</mods:end>
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</mods:extent>
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</mods:part>
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</mods:relatedItem>
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<mods:location>
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<mods:url>http://dx.doi.org/10.3897/mycokeys.49.32115</mods:url>
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</mods:location>
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<mods:classification>journal article</mods:classification>
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<mods:identifier type="DOI">http://dx.doi.org/10.3897/mycokeys.49.32115</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1314-4049-49-15</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="156202024" LSID="urn:lsid:plazi:treatment:03C43574C2945E43CE65406C7BA22F09" httpUri="http://treatment.plazi.org/id/03C43574C2945E43CE65406C7BA22F09" lastPageNumber="15" pageId="0" pageNumber="15">
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<subSubSection pageId="0" pageNumber="15" type="nomenclature">
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<paragraph pageId="0" pageNumber="15">
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<taxonomicName LSID="828867" authority="Pintos & P. Alvarado" class="Sordariomycetes" family="Apiosporaceae" genus="Arthrinium" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Arthrinium descalsii" order="Xylariales" pageId="0" pageNumber="15" phylum="Ascomycota" rank="species" species="descalsii">Arthrinium descalsii Pintos & P. Alvarado</taxonomicName>
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<taxonomicNameLabel pageId="0" pageNumber="15">sp. nov.</taxonomicNameLabel>
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Fig. 6
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="15" type="etymology">
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<paragraph pageId="0" pageNumber="15">Etymology.</paragraph>
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<paragraph pageId="0" pageNumber="15">Named to honor the eminent mycologist Enric Descals Callisen.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="15" type="diagnosis">
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<paragraph pageId="0" pageNumber="15">Diagnosis.</paragraph>
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<paragraph pageId="0" pageNumber="15">
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Sexual morph: Stromata forming black fusiform spots that merge with each other with age, forming an erumpent black mass visible at the naked eye, 2-10
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<normalizedToken originalValue="×">x</normalizedToken>
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0.2-0.5 mm in size, with the long axis broken at the top revealing the ostioles of pseudothecia. Ascomata pseudothecia, subglobose with a flattened base, arranged in rows, brown to dark brown, 150-220
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<normalizedToken originalValue="μm">μm</normalizedToken>
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high
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<normalizedToken originalValue="×">x</normalizedToken>
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150-250
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<normalizedToken originalValue="μm">μm</normalizedToken>
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wide (n = 20). Peridium with several layers of cells arranged in textura angularis, with a conspicuous ostiole 50-80
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<normalizedToken originalValue="μm">μm</normalizedToken>
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in diameter, periphysate. Hamathecium paraphyses hyphae-like, septate, hyaline. Asci cylindrical, clavate, with a short or indistinct pedicel, with rounded apices, measuring (73
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<normalizedToken originalValue="–)82–95(–">-)82-95(-</normalizedToken>
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111)
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<normalizedToken originalValue="×">x</normalizedToken>
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(16
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<normalizedToken originalValue="–)17–20(–">-)17-20(-</normalizedToken>
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23)
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<normalizedToken originalValue="μm">μm</normalizedToken>
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(n = 30). Ascospores uniseriate to biseriate, hyaline, smooth-walled, apiosporic, composed of a large curved upper cell and smaller lower cell, fusiform to slightly curved in shape with narrowly rounded ends, guttulated, sometimes with a thick gelatinous sheath, (17
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<normalizedToken originalValue="–)18–22(–">-)18-22(-</normalizedToken>
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24)
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<normalizedToken originalValue="×">x</normalizedToken>
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(6
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<normalizedToken originalValue="–)7–9(–">-)7-9(-</normalizedToken>
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10)
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<normalizedToken originalValue="μm">μm</normalizedToken>
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, and a basal cell 3-5
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<normalizedToken originalValue="μm">μm</normalizedToken>
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(n = 45). Asexual morph: Mycelium hyaline, septate, branched, hyphae 1.5-4.5
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<normalizedToken originalValue="μm">μm</normalizedToken>
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in diameter Conidiophores reduced to the conidiogenous cells. Conidiogenous cells solitary on hyphae, ampuliform, hyaline to brown, 5
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<normalizedToken originalValue="×">x</normalizedToken>
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4
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<normalizedToken originalValue="μm">μm</normalizedToken>
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. Conidia brown, smooth, guttulate, globose to ellipsoid (5
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<normalizedToken originalValue="–)7(–">-)7(-</normalizedToken>
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8)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long (n = 20) in face view, lenticular with a paler equatorial slit and 6-7
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<normalizedToken originalValue="μm">μm</normalizedToken>
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long in side view (n = 10). Sterile cells elongated, sometimes mixed among conidia. Culture characteristics: ascospores germinating on MEA 2% within 24-48 h. Colonies flat, spreading, with sparse aerial mycelium, pale siena.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="15" type="notes">
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<paragraph pageId="0" pageNumber="15">Notes.</paragraph>
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<paragraph pageId="0" pageNumber="15">
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<taxonomicName class="Sordariomycetes" family="Apiosporaceae" genus="Arthrinium" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Arthrinium descalsii" order="Xylariales" pageId="0" pageNumber="15" phylum="Ascomycota" rank="species" species="descalsii">Arthrinium descalsii</taxonomicName>
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is closely related with
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<taxonomicName lsidName="A. phragmitis" pageId="0" pageNumber="15" rank="species" species="phragmitis">A. phragmitis</taxonomicName>
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and
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<taxonomicName lsidName="A. balearicum" pageId="0" pageNumber="15" rank="species" species="balearicum">A. balearicum</taxonomicName>
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. It was found in the Mediterranean grass
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<taxonomicName class="Liliopsida" family="Poaceae" genus="Ampelodesmos" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Ampelodesmos mauritanicus" order="Poales" pageId="0" pageNumber="15" phylum="Tracheophyta" rank="species" species="mauritanicus">Ampelodesmos mauritanicus</taxonomicName>
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, although additional samples are needed before concluding if it could be exclusively associated with this endemic host. Ascospore size is often smaller than that of
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<taxonomicName lsidName="A. balearicum" pageId="0" pageNumber="15" rank="species" species="balearicum">A. balearicum</taxonomicName>
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, (23
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<normalizedToken originalValue="–)26–30(–">-)26-30(-</normalizedToken>
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32)
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<normalizedToken originalValue="×">x</normalizedToken>
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(7
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<normalizedToken originalValue="–)9–10(–">-)9-10(-</normalizedToken>
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12)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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, but it matches that reported in the protologue of
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<taxonomicName lsidName="A. phragmitis" pageId="0" pageNumber="15" rank="species" species="phragmitis">A. phragmitis</taxonomicName>
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, (20
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<normalizedToken originalValue="–)22–24(–">-)22-24(-</normalizedToken>
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25)
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<normalizedToken originalValue="×">x</normalizedToken>
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(7
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<normalizedToken originalValue="–)8–9(–">-)8-9(-</normalizedToken>
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10)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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. However, the conidiophores of
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<taxonomicName lsidName="A. descalsii" pageId="0" pageNumber="15" rank="species" species="descalsii">A. descalsii</taxonomicName>
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are reduced to conidiogenous cells, while those of
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<taxonomicName lsidName="A. phragmitis" pageId="0" pageNumber="15" rank="species" species="phragmitis">A. phragmitis</taxonomicName>
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measure about 10-45
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<normalizedToken originalValue="×">x</normalizedToken>
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1.5-2
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<normalizedToken originalValue="µm">µm</normalizedToken>
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, and conidia are slightly smaller in face view, measuring (5
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<normalizedToken originalValue="–)7(–">-)7(-</normalizedToken>
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8)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long in
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<taxonomicName lsidName="A. descalsii" pageId="0" pageNumber="15" rank="species" species="descalsii">A. descalsii</taxonomicName>
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and up to 8
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<normalizedToken originalValue="–10(–">-10(-</normalizedToken>
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11)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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in
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<taxonomicName lsidName="A. phragmitis" pageId="0" pageNumber="15" rank="species" species="phragmitis">A. phragmitis</taxonomicName>
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.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="15" type="materials_examined">
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<paragraph pageId="0" pageNumber="15">Type.</paragraph>
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<paragraph pageId="0" pageNumber="15">
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Spain: Balearic Islands: Mallorca, es Capdella, on dead stems of
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<taxonomicName class="Liliopsida" family="Poaceae" genus="Ampelodesmos" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Ampelodesmos mauritanicus" order="Poales" pageId="0" pageNumber="15" phylum="Tracheophyta" rank="species" species="mauritanicus">Ampelodesmos mauritanicus</taxonomicName>
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, 31 Jan. 2018, A. Pintos (MA-Fungi 91724 holotype, AP31118A isotype, CBS 145130 ex-type culture).
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</paragraph>
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<caption pageId="0" pageNumber="15">
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<paragraph pageId="0" pageNumber="15">
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Figure 6.
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<taxonomicName lsidName="A. descalsii" pageId="0" pageNumber="15" rank="species" species="descalsii">A. descalsii</taxonomicName>
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A stromata on host
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<normalizedToken originalValue="B–D">B-D</normalizedToken>
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asci with ascospores E paraphyses F, G ascospores I, J ascospores with sheath K colony on MEA 2%; coniogenous cell giving rise to conidia; conidiogenous cells giving rise to conidia and conidia cluster G conidia. Scale bars: 200
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<normalizedToken originalValue="µm">µm</normalizedToken>
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(A); 10
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<normalizedToken originalValue="µm">µm</normalizedToken>
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(
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<normalizedToken originalValue="B–E">B-E</normalizedToken>
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); 5
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<normalizedToken originalValue="µm">µm</normalizedToken>
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(
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<normalizedToken originalValue="F–J">F-J</normalizedToken>
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); 5
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<normalizedToken originalValue="µm">µm</normalizedToken>
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(
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<normalizedToken originalValue="L–N">L-N</normalizedToken>
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).
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</paragraph>
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</caption>
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</subSubSection>
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</treatment>
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</document> |