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  <controlfield tag="003">BR-BrBNA</controlfield>
  <controlfield tag="005">20250620161734.0</controlfield>
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    <subfield code="a">F70</subfield>
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    <subfield code="a">Sousa, Danilo Jos&#xE9; Lima de </subfield>
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    <subfield code="a">Campelo, Maria Jaciane de Almeida </subfield>
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  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Matias, L&#xED;gia Queiroz </subfield>
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    <subfield code="a">Flora do Cear&#xE1;: Pontederiaceae</subfield>
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    <subfield code="a">Publica&#xE7;&#xE3;o on-line; 36 ref.; 5 illus.; Summaries (En, Pt)</subfield>
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Resumo

Pontederiaceae est&#xE1; representada no estado do Cear&#xE1; por 10 esp&#xE9;cies, distribu&#xED;das em quatro g&#xEA;neros:
Eichhornia, Heteranthera, Hydrothrix e Pontederia. O g&#xEA;nero Eichhornia foi o mais representativo com
cinco esp&#xE9;cies: E. crassipes. E. diversifolia, E. heterosperma, E. paniculata e, pela primeira vez, E. paradoxa
est&#xE1; citada para o estado. O segundo g&#xEA;nero em n&#xFA;mero de esp&#xE9;cies foi Heteranthera, com tr&#xEA;s esp&#xE9;cies: H.
oblongifolia, H. rotundifolia e H. seubertiana. Os g&#xEA;neros Hydrothrix e Pontederia encontram-se representados,
cada um, por apenas uma esp&#xE9;cie: Hydrothrix gardneri e Pontederia parviflora. As esp&#xE9;cies predominam
em ambientes aqu&#xE1;ticos tempor&#xE1;rios, por&#xE9;m as esp&#xE9;cies submersas (Heteranthera seubertiana e Hydrothrix
gardneri) s&#xE3;o mais comuns em riachos e rios perenes. Incluem-se neste estudo, chaves de identifica&#xE7;&#xE3;o dos
t&#xE1;xons, breves descri&#xE7;&#xF5;es das esp&#xE9;cies, mapa da distribui&#xE7;&#xE3;o geogr&#xE1;fica e ilustra&#xE7;&#xF5;es.

Palavras-chave: &#xE1;reas inundadas, hidr&#xF3;fitos, plantas aqu&#xE1;ticas, regi&#xF5;es &#xE1;ridas.




Abstract

Pontederiaceae is represented in Cear&#xE1; state by 10 species, distributed in four genera: Eichhornia, Heteranthera, 
Hydrothrix and Pontederia. The genus Eichhornia was the most represented with five species: E. crassipes, E.
diversifolia, E. heterosperma, E. paniculata and, for the first time cited to Cear&#xE1;, E. paradoxa. The second genus
in species number was Heteranthera, with three species: H. oblongifolia, H. rotunfdifolia and H. seubertiana. 
Hydrothrix and Pontederia are represented just by one species each: Hydrothrix gardneri and Pontederia
parviflora. The species predominate in temporary aquatic environments; however, the submerged species
(Heteranthera seubertiana and Hydrothix gardneri) are more common in perennial streams. Identification
keys, species descriptions, maps of species distributions and illustrations are included.

Key words: wetlands, hydrophytes, aquatic plants, arid regions.</subfield>
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    <subfield code="a">SOLO INUNDADO</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">PLANTA AQU&#xC1;TICA</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">ZONA ARIDA</subfield>
  </datafield>
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    <subfield code="0">709</subfield>
    <subfield code="9">351158</subfield>
    <subfield code="d">Rio de Janeiro-RJ Jardim Botanico do Rio de Janeiro 1935</subfield>
    <subfield code="o">2025-3781</subfield>
    <subfield code="t">Rodrigu&#xE9;sia (Brazil)</subfield>
    <subfield code="x">0370-6583; 2175-7860 on-line</subfield>
    <subfield code="g">v. 69(4) p. 1641-1657; (2018)</subfield>
    <subfield code="w">BR2025003186</subfield>
  </datafield>
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    <subfield code="u">https://www.scielo.br/j/rod/a/RpgWCjGfwF66CMpfQGFjDWL/?format=pdf&amp;lang=pt</subfield>
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    <subfield code="c">ANA</subfield>
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    <subfield code="c">332158</subfield>
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