<documentid="D8E7F75F749404D6A7A0C3E20C9BA448"ID-CLB-Dataset="306593"ID-DOI="10.3897/mycokeys.111.133046"ID-GBIF-Dataset="524e4c09-fbe7-4540-9a7e-c14d9a6894cd"ID-publisher-id="133046"URI-arpha="04ABCC8C-19CC-5F2A-9459-DFEC9244C0EF"XM.bibliography_approvedBy="admin"XM.materialsCitations_approvedBy="admin"XM.taxonomicNames_approvedBy="admin"XM.treatments_approvedBy="admin"article-type="research-article"checkinTime="1734456476100"checkinUser="pensoft"docAuthor="Reyes, Pamela E., Pinzón, Juan Pablo, Valenzuela, Ricardo, Raymundo, Tania, Tun-Garrido, Juan & García-Sandoval, Ricardo"docDate="2024"docId="57787968A8765902B8237B91CE54DE36"docLanguage="en"docName="MycoKeys 111: 111-127"docOrigin="MycoKeys 111"docSource="https://mycokeys.pensoft.net/article/133046/download/xml/"docStyle="DocumentStyle:PensoftTaxPub.0000.journal_article.mycokeys"docStyleName="PensoftTaxPub.0000.journal_article.mycokeys"docTitle="Hypoxylon xmatkuilense P. Reyes, Pinzon, R. Valenz. & Raymundo 2024, sp. nov."docType="treatment"docVersion="5"dtd-version="3.0"lastPageNumber="127"masterDocId="04ABCC8C19CC5F2A9459DFEC9244C0EF"masterDocTitle="Two new species and a new record of Hypoxylaceae (Xylariales, Ascomycota) from Mexico"masterLastPageNumber="127"masterPageNumber="111"pageNumber="111"updateTime="1734575775382"updateUser="admin">
<mods:affiliationid="27A9F8A26CF4F5CA91C20C4265F5D5CE">Campus de Ciencias Biológicas y Agropecuarias, Laboratorio de Recursos Florísticos de Mesoamérica, Universidad Autónoma de Yucatán, Carretera Mérida-Xmatkuil Km. 15.5, Plan de Ayala ÌII, Mérida 97100, Yucatán, Mexico</mods:affiliation>
<mods:affiliationid="8715B1AC76A532D782D9C2B99102C43D">Campus de Ciencias Biológicas y Agropecuarias, Laboratorio de Recursos Florísticos de Mesoamérica, Universidad Autónoma de Yucatán, Carretera Mérida-Xmatkuil Km. 15.5, Plan de Ayala ÌII, Mérida 97100, Yucatán, Mexico</mods:affiliation>
<mods:affiliationid="3F6FCB6098EF6668F71845AAAE6A1123">Laboratorio de Micología, Departamento de Botánica, Escuela Nacional de Ciencias Biológicas, Instituto Politécnico Nacional, Prolongación de Carpio y Plan de Ayala s / n, Col. Santo Tomás, Miguel Hidalgo, Ciudad de México 11350, Mexico</mods:affiliation>
<mods:affiliationid="C40DFF5D201AB2BC0DE8857C89F4E8D9">Laboratorio de Micología, Departamento de Botánica, Escuela Nacional de Ciencias Biológicas, Instituto Politécnico Nacional, Prolongación de Carpio y Plan de Ayala s / n, Col. Santo Tomás, Miguel Hidalgo, Ciudad de México 11350, Mexico</mods:affiliation>
<mods:affiliationid="56D6E757FF2FF03F85D8BE022093BE3B">Campus de Ciencias Biológicas y Agropecuarias, Laboratorio de Recursos Florísticos de Mesoamérica, Universidad Autónoma de Yucatán, Carretera Mérida-Xmatkuil Km. 15.5, Plan de Ayala ÌII, Mérida 97100, Yucatán, Mexico</mods:affiliation>
<mods:affiliationid="8FC421390B7481B1BF088CA0FCE3E6E1">Facultad de Ciencias, Universidad Nacional Autónoma de México, Av. Universidad 3000, Circuito Exterior s / n, Ciudad Universitaria, Coyoacán, Ciudad de México 04510, Mexico</mods:affiliation>
<taxonomicNameid="58522F9B469A8A2B8EF5259D6FAF4387"authority="P. Reyes, Pinzon, R. Valenz. & Raymundo"authorityName="P. Reyes, Pinzon, R. Valenz. & Raymundo"authorityYear="2024"class="Dothideomycetes"family="Hypoxylaceae"genus="Hypoxylon"kingdom="Fungi"order="Xylariales"phylum="Ascomycota"rank="species"species="xmatkuilense"status="sp. nov.">
<figureCitationid="581649112DD634828DA45FD495F3C548"captionStart="Figure 3"captionStartId="F3"captionText="Figure 3. Hypoxylon xmatkuilense sp. nov a general view of stromata b perithecia obovoid c KOH-extractable pigments d straight germ slit on the convex side e perispore dehiscent 10 % KOH."figureDoi="10.3897/mycokeys.111.133046.figure3"httpUri="https://binary.pensoft.net/fig/1201483">Fig. 3</figureCitation>
<collectionCodeid="B8E3A2D8BB7AE0834461AB29D4ADF289"country="USA"httpUri="http://biocol.org/urn:lsid:biocol.org:col:15590"lsid="urn:lsid:biocol.org:col:15590"name="Louisiana State University - Herbarium"type="Herbarium">LSU</collectionCode>
<paragraphid="0961748BF70B062D36A1BDD59E8C4824">It characterized by having stromata effused-flattened, surface vinaceous, perithecia obovoid and dark brown KOH-extractable pigments.</paragraph>
<paragraphid="54FBCAD40F02B2D1EFB5EAF3FC4952E7">from the Mayan Xmatkuil “ place where God is asked ” in reference to the place where it was collected for the first time.</paragraph>
<locationid="68F7CDEDA53D62ECC232795F78E681FA"LSID="urn:lsid:plazi:treatment:57787968A8765902B8237B91CE54DE36:68F7CDEDA53D62ECC232795F78E681FA"country="Mexico"name="east from cemetery, comisaria Xmatkuil"stateProvince="Yucatan">east from cemetery, comisaría Xmatkuil</location>
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<named-contentid="2BCAEA4ABA6A93A5C496A8FAD27617E0"content-type="dwc:institutional_code"xlink_href="http://grbio.org/institution/universidad-aut%C3%B3noma-de-yucat%C3%A1n"xlink_title="Universidad Autónoma de Yucatán">UADY</named-content>
thick, surface pruinose, young stromata have a thin layer Dark Vinaceous (82), when mature this layer is lost, leaving remains that appear Brown Vinaceous (84) (Fig.
<figureCitationid="A8AB8C20928850CD9D27C853F13863F5"captionStart="Figure 3"captionStartId="F3"captionText="Figure 3. Hypoxylon xmatkuilense sp. nov a general view of stromata b perithecia obovoid c KOH-extractable pigments d straight germ slit on the convex side e perispore dehiscent 10 % KOH."figureDoi="10.3897/mycokeys.111.133046.figure3"httpUri="https://binary.pensoft.net/fig/1201483">3 a</figureCitation>
), subsurface blackish, composed of weakly carbonaceous tissue and inconspicuous brownish black granules; perithecia
diam, obovoid inconspicuous with umbilicate ostioles (Fig.
<figureCitationid="5022C1C6B5B717645F13F02368DC57F2"captionStart="Figure 3"captionStartId="F3"captionText="Figure 3. Hypoxylon xmatkuilense sp. nov a general view of stromata b perithecia obovoid c KOH-extractable pigments d straight germ slit on the convex side e perispore dehiscent 10 % KOH."figureDoi="10.3897/mycokeys.111.133046.figure3"httpUri="https://binary.pensoft.net/fig/1201483">3 b</figureCitation>
); KOH-extractable pigments dark brown (Fig.
<figureCitationid="7F82E23F65AF688EB28F00AA577E2300"captionStart="Figure 3"captionStartId="F3"captionText="Figure 3. Hypoxylon xmatkuilense sp. nov a general view of stromata b perithecia obovoid c KOH-extractable pigments d straight germ slit on the convex side e perispore dehiscent 10 % KOH."figureDoi="10.3897/mycokeys.111.133046.figure3"httpUri="https://binary.pensoft.net/fig/1201483">3 c</figureCitation>
); asci not seen; ascospores 10–12 × 4–5 µm, unicellular, ellipsoid, inequilateral, narrowly rounded ends, with straight 2 / 3 spore-length germ slit on the convex side (Fig.
<figureCitationid="EF020AE261A4C4EAEAB76DD64B2EEB0E"captionStart="Figure 3"captionStartId="F3"captionText="Figure 3. Hypoxylon xmatkuilense sp. nov a general view of stromata b perithecia obovoid c KOH-extractable pigments d straight germ slit on the convex side e perispore dehiscent 10 % KOH."figureDoi="10.3897/mycokeys.111.133046.figure3"httpUri="https://binary.pensoft.net/fig/1201483">3 d</figureCitation>
), dark brown, perispore dehiscent in 10 % KOH (Fig.
<figureCitationid="DF9B27CDF549CD21B09CCB599325189F"captionStart="Figure 3"captionStartId="F3"captionText="Figure 3. Hypoxylon xmatkuilense sp. nov a general view of stromata b perithecia obovoid c KOH-extractable pigments d straight germ slit on the convex side e perispore dehiscent 10 % KOH."figureDoi="10.3897/mycokeys.111.133046.figure3"httpUri="https://binary.pensoft.net/fig/1201483">3 e</figureCitation>
<taxonomicNameid="6B3B960C8D053CB8A754171F5E4C6841"authorityName="P. Reyes, Pinzon, R. Valenz. & Raymundo"authorityYear="2024"class="Dothideomycetes"family="Cucurbitariaceae"genus="Hypoxylon"kingdom="Fungi"order="Pleosporales"phylum="Ascomycota"rank="species"species="xmatkuilense"status="sp. nov.">
, it differs by having perithecia obovoid, dark brown KOH-extractable pigments and perispore dehiscent (
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