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  <controlfield tag="003">BR-BrBNA</controlfield>
  <controlfield tag="005">20260209104428.0</controlfield>
  <controlfield tag="008">260209b2025    bl.ar|pooa||| 00| 0 eng |</controlfield>
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    <subfield code="b">eng</subfield>
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    <subfield code="a">Cunha-Dias, Iane Paula Rego </subfield>
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    <subfield code="a">Santos, Jayane Sousa </subfield>
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  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Dutra, Tamires Silva </subfield>
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  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Santos, Adrielle de Jesus Machado </subfield>
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    <subfield code="a">Nascimento, Gildean Macedo </subfield>
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  <datafield tag="245" ind1=" " ind2=" ">
    <subfield code="a">A new species of Parmotrema (Parmeliaceae, lichenized Ascomycota) from Cerrado vegetation in the state of Maranh&#xE3;o, Brazil</subfield>
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Abstract

A new species of Parmotrema, with medullary lecanoric acid (P. paraisoense), is
proposed here. It features a foliose thallus with linear interrupted to subcapitate
soralia, occurring mainly on the margins of the lobes. The lobes are 4&#x2013;8 mm
wide, with a ciliate margin, and contain atranorin and lecanoric acid as the main
secondary metabolites. This species has a corticolous habit and was found on a
fallen tree branch in a cerrad&#xE3;o area, a typical vegetation of the Cerrado biome,
in the Brazilian state of Maranh&#xE3;o.


Key words:
&#x2022; Foliose thallus
&#x2022; Lecanoric acid
&#x2022; Lichens
&#x2022; Soralia





Resumo

Uma nova esp&#xE9;cie de Parmotrema com &#xE1;cido lecan&#xF3;rico medular (P. paraisoense),
&#xE9; aqui proposta. Apresenta um talo folioso com sorais lineares interrompidos a
subcapitados, ocorrendo principalmente nas margens dos lobos. Os lobos t&#xEA;m 4&#x2013;8
mm de largura, com uma margem ciliada, e cont&#xEA;m atranorina e &#xE1;cido lecan&#xF3;rico
como metab&#xF3;litos secund&#xE1;rios. Esta esp&#xE9;cie tem h&#xE1;bito cortic&#xED;cola e foi encontrada
em galhos de &#xE1;rvore ca&#xED;dos em uma &#xE1;rea de cerrad&#xE3;o, uma vegeta&#xE7;&#xE3;o t&#xED;pica do
bioma Cerrado, no estado brasileiro do Maranh&#xE3;o.

Palavras-chave:
&#x2022; Talo folioso
&#x2022; &#xC1;cido lecan&#xF3;rico
&#x2022; Liquens
&#x2022; Sorais</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">TAXONOMIA</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">MARANH&#xC3;O</subfield>
  </datafield>
  <datafield tag="773" ind1="0" ind2=" ">
    <subfield code="0">709</subfield>
    <subfield code="9">360062</subfield>
    <subfield code="d">Rio de Janeiro-RJ Jardim Botanico do Rio de Janeiro 1935</subfield>
    <subfield code="o">2026-0452</subfield>
    <subfield code="t">Rodrigu&#xE9;sia (Brazil)</subfield>
    <subfield code="x">0370-6583; 2175-7860 on-line</subfield>
    <subfield code="g">v. 76 p. 1-8; (2025)</subfield>
    <subfield code="w">BR2025007516</subfield>
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  <datafield tag="856" ind1=" " ind2=" ">
    <subfield code="u">https://www.scielo.br/j/rod/a/DRNnc9mRQY8nwVyw3DdwXrH/?format=pdf&amp;lang=en</subfield>
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