<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>1981-8114</journal-id>
<journal-title><![CDATA[Boletim do Museu Paraense Emílio Goeldi Ciências Naturais]]></journal-title>
<abbrev-journal-title><![CDATA[Bol. Mus. Para. Emilio Goeldi Cienc. Nat.]]></abbrev-journal-title>
<issn>1981-8114</issn>
<publisher>
<publisher-name><![CDATA[Museu Paraense Emílio Goeldi, Ministério da Ciência e Tecnologia]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1981-81142009000100004</article-id>
<title-group>
<article-title xml:lang="pt"><![CDATA[Licófitas ocorrentes na Floresta Nacional de Caxiuanã, estado do Pará, Brasil: Lycopodiaceae e Selaginellaceae<a name=topo></a>]]></article-title>
<article-title xml:lang="en"><![CDATA[The lycophytes of the Caxiuanã National Forest, Pará State, Brazil: Lycopodiaceae and Selaginellaceae]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pietrobom]]></surname>
<given-names><![CDATA[Marcio Roberto]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Maciel]]></surname>
<given-names><![CDATA[Sebastião]]></given-names>
</name>
<xref ref-type="aff" rid="A02"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Costa]]></surname>
<given-names><![CDATA[Jeferson Miranda]]></given-names>
</name>
<xref ref-type="aff" rid="A03"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Souza]]></surname>
<given-names><![CDATA[Maria Goreti Coelho de]]></given-names>
</name>
<xref ref-type="aff" rid="A04"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Trindade]]></surname>
<given-names><![CDATA[Maria José]]></given-names>
</name>
<xref ref-type="aff" rid="A05"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Fonseca]]></surname>
<given-names><![CDATA[Mara Souza dos Santos]]></given-names>
</name>
<xref ref-type="aff" rid="A06"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Museu Paraense Emílio Goeldi Coordenação de Botânica ]]></institution>
<addr-line><![CDATA[Belém Pará]]></addr-line>
<country>Brasil</country>
</aff>
<aff id="A02">
<institution><![CDATA[,Museu Paraense Emílio Goeldi Coordenação de Botânica ]]></institution>
<addr-line><![CDATA[Belém Pará]]></addr-line>
<country>Brasil</country>
</aff>
<aff id="A04">
<institution><![CDATA[,Governo do Estado do Pará Secretaria Executiva de Educação ]]></institution>
<addr-line><![CDATA[Belém Pará]]></addr-line>
<country>Brasil</country>
</aff>
<aff id="A03">
<institution><![CDATA[,Governo do Estado do Pará Secretaria Executiva de Educação ]]></institution>
<addr-line><![CDATA[Belém Pará]]></addr-line>
<country>Brasil</country>
</aff>
<aff id="A05">
<institution><![CDATA[,Museu Paraense Emílio Goeldi Coordenação de Botânica ]]></institution>
<addr-line><![CDATA[Belém Pará]]></addr-line>
<country>Brasil</country>
</aff>
<aff id="A06">
<institution><![CDATA[,Museu Paraense Emílio Goeldi  ]]></institution>
<addr-line><![CDATA[Belém Pará]]></addr-line>
<country>Brasil</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>04</month>
<year>2009</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>04</month>
<year>2009</year>
</pub-date>
<volume>4</volume>
<numero>1</numero>
<fpage>37</fpage>
<lpage>45</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.iec.gov.br/scielo.php?script=sci_arttext&amp;pid=S1981-81142009000100004&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.iec.gov.br/scielo.php?script=sci_abstract&amp;pid=S1981-81142009000100004&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.iec.gov.br/scielo.php?script=sci_pdf&amp;pid=S1981-81142009000100004&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Este trabalho faz parte de uma série de estudos realizada com as licófitas e monilófitas da Floresta Nacional de Caxiuanã, a qual abrange cerca de 200.000 ha, composta especialmente por floresta de terra firme, florestas inundáveis (várzea e igapó), vegetação savanóide e vegetação secundária. A área de estudo localiza-se nos municípios de Melgaço e Portel, limitada ao norte pelas coordenadas 01º 37' S / 51º 19' W e 01º 54' S / 51º 58' W e ao sul 02º 15' S / 51º 15' W e 02º 15' S / 51º 56' W. Para análise e identificação taxonômica dos exemplares coletados, foram utilizadas técnicas usuais e literatura especializada. As licófitas estão representadas na área estudada por quatro espécies: duas Lycopodiaceae, Huperzia linifolia (L.) Trevis. var. jenmanii (Underw. & F. E. Lloyd) B. Øllg. & P. G. Windisch e Lycopodiella cernua (L.) Pic. Serm., e duas Selaginellaceae, Selaginella conduplicata Spring e S. parkeri (Hook. & Grev.) Spring. São apresentadas chaves para identificação de gêneros e espécies, além de comentários taxonômicos, ilustrações, dados de distribuição e habitat.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[This work is part of a series of studies accomplishing the lycophytes and monilophytes from Caxiuanã National Forest, which encloses ca. 200,000 ha of terra firme forest, periodically flooded forests (várzea and igapó forest), savannoid vegetation and secondary vegetation. The studied area is situated in Melgaço and Portel municipalities, and limited at North by the coordinates 01º 37' S / 51º 19' W and 01º 54' S / 51º 58' W, and at South by 02º 15' S / 51º 15' W e 02º 15' S / 51º 56' W. For the analysis and taxonomic identifications of the collected specimens, usual techniques and specialized literature were used. The lycophytes are represented by four species: two Lycopodiaceae, Huperzia linifolia (L.) Trevis. var. jenmanii (Underw. & F. E. Lloyd) B. Øllg. & P. G. Windisch and Lycopodiella cernua (L.) Pic. Serm., and two Selaginellaceae, Selaginella conduplicata Spring and S. parkeri (Hook. & Grev.) Spring. Identifications Keys for genera and species are presented, besides taxonomic comments, illustrations, distributions and habitat data.]]></p></abstract>
<kwd-group>
<kwd lng="pt"><![CDATA[Selaginella]]></kwd>
<kwd lng="pt"><![CDATA[Huperzia]]></kwd>
<kwd lng="pt"><![CDATA[Lycopodiella]]></kwd>
<kwd lng="pt"><![CDATA[Lycophyta]]></kwd>
<kwd lng="en"><![CDATA[Selaginella]]></kwd>
<kwd lng="en"><![CDATA[Huperzia]]></kwd>
<kwd lng="en"><![CDATA[Lycopodiella]]></kwd>
<kwd lng="en"><![CDATA[Lycophyta]]></kwd>
</kwd-group>
</article-meta>
</front><body><![CDATA[ <p><font size="4" face="Verdana"><b>Lic&oacute;fitas ocorrentes na Floresta Nacional de Caxiuan&atilde;, estado     do Par&aacute;, Brasil:</b>     <b>Lycopodiaceae e Selaginellaceae</b></font><a name="topo"></a></p>     <p>&nbsp;</p>     <p><font size="3" face="Verdana"><b>The lycophytes of the Caxiuan&atilde;  National Forest, Par&aacute; State,     Brazil:</b>     <b>Lycopodiaceae and Selaginellaceae</b></font></p>     <p>&nbsp;</p>     <p>&nbsp;</p>     <p><font size="2" face="Verdana"><b>Marcio Roberto Pietrobom<sup>I</sup>;   Sebasti&atilde;o Maciel<sup>II</sup>;   Jeferson Miranda Costa<sup>III</sup>;   Maria Goreti Coelho de Souza<sup>IV</sup>;   Maria Jos&eacute; Trindade<sup>V</sup>;   Mara Souza dos Santos Fonseca<sup>VI</sup></b></font></p>     <p><font size="2" face="Verdana"><sup>I</sup>Museu Paraense Em&iacute;lio Goeldi.     Coordena&ccedil;&atilde;o     de Bot&acirc;nica.   Bel&eacute;m, Par&aacute;, Brasil (<a href="mailto:pietrobomsilva@yahoo.com">pietrobomsilva@yahoo.com</a>)    <br> </font><font size="2" face="Verdana"><sup>II</sup>Museu Paraense Em&iacute;lio Goeldi. Coordena&ccedil;&atilde;o de Bot&acirc;nica.   Bel&eacute;m, Par&aacute;, Brasil (<a href="mailto:macielbio@yahoo.com.br">macielbio@yahoo.com.br</a>)    <br>   <sup>III</sup>Museu   Paraense Em&iacute;lio Goeldi. Coordena&ccedil;&atilde;o de Bot&acirc;nica.   Bel&eacute;m, Par&aacute;, Brasil (<a href="mailto:jeferson.m.costa@hotmail.com">jeferson.m.costa@hotmail.com</a>)    <br>   <sup>IV</sup>Governo do Estado do Par&aacute;. Secretaria Executiva de Educa&ccedil;&atilde;o.   Bel&eacute;m, Par&aacute;, Brasil (<a href="mailto:goretisouza@yahoo.com.br">goretisouza@yahoo.com.br</a>)    ]]></body>
<body><![CDATA[<br>   <sup>V</sup>Museu Paraense Em&iacute;lio Goeldi. Coordena&ccedil;&atilde;o   de Bot&acirc;nica.   Bel&eacute;m, Par&aacute;, Brasil (<a href="mailto:trindademjs@yahoo.com.br">trindademjs@yahoo.com.br</a>)    <br><sup>VI</sup>Museu Paraense Em&iacute;lio Goeldi. Bel&eacute;m, Par&aacute;, Brasil (<a href="mailto:marasantosfonseca@yahoo.com.br">marasantosfonseca@yahoo.com.br</a>)</font></p>     <p><font size="2" face="Verdana"><a href="#endereco">Endere&ccedil;o para correspond&ecirc;ncia</a></font></p>     <p>&nbsp;</p>     <p>&nbsp;</p> <hr size="1" noshade>     <p><font size="2" face="Verdana"><b>RESUMO</b></font></p>     <p><font size="2" face="Verdana">Este trabalho faz parte de uma s&eacute;rie de estudos realizada com as lic&oacute;fitas   e monil&oacute;fitas da Floresta Nacional de Caxiuan&atilde;,   a qual abrange cerca de 200.000 ha, composta especialmente por floresta de   terra firme, florestas inund&aacute;veis (v&aacute;rzea e   igap&oacute;), vegeta&ccedil;&atilde;o savan&oacute;ide e vegeta&ccedil;&atilde;o   secund&aacute;ria. A &aacute;rea de estudo localiza-se nos munic&iacute;pios   de Melga&ccedil;o e Portel,   limitada ao norte pelas coordenadas 01<sup>o</sup>  37' S / 51<sup>o</sup> 19' W   e 01<sup>o</sup> 54' S / 51<sup>o</sup> 58' W e ao sul 02<sup>o</sup> 15' S   / 51<sup>o</sup> 15' W e 02<sup>o</sup>   15' S / 51<sup>o</sup> 56' W. Para an&aacute;lise e identifica&ccedil;&atilde;o   taxon&ocirc;mica dos exemplares coletados, foram utilizadas t&eacute;cnicas   usuais   e literatura especializada. As lic&oacute;fitas est&atilde;o representadas   na &aacute;rea estudada por quatro esp&eacute;cies: duas Lycopodiaceae, <i>Huperzia linifolia </i>(L.) Trevis. var. <i>jenmanii </i>(Underw. &amp; F.   E. Lloyd) B. &#216;llg. &amp;  P. G. Windisch e <i>Lycopodiella cernua </i>(L.)   Pic.   Serm., e duas Selaginellaceae, <i>Selaginella conduplicata </i>Spring e <i>S.   parkeri </i>(Hook. &amp; Grev.) Spring. S&atilde;o apresentadas chaves   para identifica&ccedil;&atilde;o de g&ecirc;neros e esp&eacute;cies, al&eacute;m   de coment&aacute;rios taxon&ocirc;micos, ilustra&ccedil;&otilde;es, dados de   distribui&ccedil;&atilde;o e habitat.</font></p>     <p><font size="2" face="Verdana"><b>Palavras-chave: </b><i>Selaginella</i>. <i>Huperzia</i>. <i>Lycopodiella</i>.   Lycophyta.</font></p> <hr size="1" noshade>     <p><font size="2" face="Verdana"><b>ABSTRACT</b> </font></p>     <p><font size="2" face="Verdana">This work is part of a series of studies accomplishing     the lycophytes and monilophytes from Caxiuan&atilde; National Forest,   which encloses ca. 200,000 ha of terra firme forest, periodically flooded forests   (v&aacute;rzea and igap&oacute; forest), savannoid   vegetation and secondary vegetation. The studied area is situated in Melga&ccedil;o   and Portel municipalities, and limited at   North by the coordinates 01<sup>o</sup> 37' S / 51<sup>o</sup>  19' W and 01<sup>o</sup> 54' S   / 51<sup>o</sup> 58' W, and at South by 02<sup>o</sup> 15' S / 51<sup>o</sup> 15' W   e   02<sup>o</sup> 15' S / 51<sup>o</sup> 56' W. For the analysis and taxonomic   identifications of the collected specimens, usual techniques and   specialized literature were used. The lycophytes are represented by four species:   two Lycopodiaceae, <i>Huperzia linifolia</i>   (L.) Trevis. var. <i>jenmanii </i>(Underw. &amp; F. E. Lloyd) B. &#216;llg. &amp;  P.   G. Windisch and <i>Lycopodiella cernua </i>(L.) Pic. Serm., and two   Selaginellaceae, <i>Selaginella conduplicata </i>Spring and <i>S. parkeri </i>(Hook. &amp; Grev.)   Spring. Identifications Keys for genera and   species are presented, besides taxonomic comments, illustrations, distributions   and habitat data.</font></p>     ]]></body>
<body><![CDATA[<p><font size="2" face="Verdana"><b>Keywords: </b><i>Selaginella</i>. <i>Huperzia</i>. <i>Lycopodiella</i>.   Lycophyta.</font></p> <hr size="1" noshade>     <p>&nbsp;</p>     <p>&nbsp;</p>     <p><font size="3" face="Verdana"><b>INTRODU&Ccedil;&Atilde;O</b></font></p>     <p><font size="2" face="Verdana">Lycophyta &eacute; considerada um grupo polifil&eacute;tico (Bateman,   1996), sendo tradicionalmente inclu&iacute;da no grupo   das pterid&oacute;fitas. A divis&atilde;o &eacute; composta pelas fam&iacute;lias   Lycopodiaceae, Selaginellaceae e Isoetaceae (Bateman,   1996; Judd <i>et al</i>., 2002), totalizando cerca de 1.200 a 1.350   esp&eacute;cies (Judd <i>et al</i>., 2002; Pryer <i>et al</i>., 2004).</font></p>     <p><font size="2" face="Verdana">As lic&oacute;fitas caracterizam-se por apresentar folhas do   tipo microfilo (com apenas uma nervura central), arranjo   dos microfilos helicoidal ou oposto, microfilos ligulados   ou sem l&iacute;gulas, espor&acirc;ngios nascidos na axila do microfilo   (lado adaxial) ou espor&acirc;ngios geralmente organizados em   estr&oacute;bilos no &aacute;pice dos ramos.</font></p>     <p><font size="2" face="Verdana">Em geral, poucos s&atilde;o os estudos desenvolvidos   sobre as fam&iacute;lias Lycopodiaceae e Selaginellaceae no   Brasil. Como exemplos, t&ecirc;m-se os trabalhos de Nessel   (1955) sobre Lycopodiaceae, publicados na <i>Flora</i>   <i>brasilica</i>; &#216;llgaard &amp; Windisch (1987), que apresentam   uma sinopse de Lycopodiaceae para o Brasil; Barros   &amp; Fonseca (1996), que estudaram Lycopodiaceae em   um fragmento de floresta serrana em Pernambuco;   Freitas &amp; Windisch (2005), sobre Lycopodiaceae na   Reserva Ducke (Amazonas); Hirai &amp;  Prado (2000), que   trataram sobre Selaginellaceae no estado de S&atilde;o Paulo;   e dois trabalhos sobre Selaginellaceae desenvolvidos   na Reserva Ducke, de Castellani &amp;  Freitas (1992) e   Prado &amp; Freitas (2005).</font></p>     <p><font size="2" face="Verdana">No estado do Par&aacute;, n&atilde;o existem estudos espec&iacute;ficos   sobre as lic&oacute;fitas, apenas trabalhos onde s&atilde;o estudadas   junto com as samambaias, como exemplo: Tryon &amp; Conant   (1975), que apresentam no seu checklist anotado uma   rela&ccedil;&atilde;o de Lycopodiaceae e Selaginellaceae ocorrentes no   estado; Rodrigues <i>et al</i>. (2004), desenvolvido na &aacute;rea de   Pesquisa Ecol&oacute;gica do Guam&aacute; (Bel&eacute;m); Costa <i>et al</i>.   (2006),   que realizaram um levantamento flor&iacute;stico das lic&oacute;fitas   e monil&oacute;fitas do Parque Ambiental de Bel&eacute;m; Costa &amp;   Pietrobom (2007), que estudaram as esp&eacute;cies de lic&oacute;fitas   e monil&oacute;fias da ilha de Mosqueiro; Maciel <i>et al</i>. (2007),   que realizaram o levantamento das esp&eacute;cies de lic&oacute;fitas e   monil&oacute;fitas do Bosque Rodrigues Alves Jardim Bot&acirc;nico   da Amaz&ocirc;nia, Bel&eacute;m.</font></p>     <p><font size="2" face="Verdana">Os trabalhos desenvolvidos na Floresta Nacional   (FLONA) de Caxiuan&atilde; referiam-se apenas ao grupo das   angiospermas, bri&oacute;fitas e fungos da Esta&ccedil;&atilde;o Cient&iacute;fica   Ferreira Penna, a qual est&aacute; situada dentro desta &aacute;rea   (Lisboa, 1997). No entanto, Silva &amp;  Ros&aacute;rio (2008)   publicaram o artigo 'Lic&oacute;fitas e Monil&oacute;fitas (Pteridophyta)   da Floresta Nacional de Caxiuan&atilde;, estado do Par&aacute;, Brasil:   chave para as fam&iacute;lias e as esp&eacute;cies de Aspleniaceae e   Blechnaceae', iniciando o estudo do grupo na FLONA.</font></p>     <p><font size="2" face="Verdana">O presente trabalho tem como objetivo tratar     as esp&eacute;cies de Lycopodiaceae e Selaginellaceae ocorrentes   na Floresta Nacional de Caxiuan&atilde;, estado do Par&aacute;,   fornecendo chaves para identifica&ccedil;&atilde;o dos t&aacute;xons, assim   como informa&ccedil;&otilde;es taxon&ocirc;micas e ecol&oacute;gicas sobre   as   esp&eacute;cies de Lycopodiaceae e Selaginellaceae.</font></p>     ]]></body>
<body><![CDATA[<p>&nbsp;</p>     <p><font size="3" face="Verdana"><b>MATERIAL E M&Eacute;TODOS</b></font></p>     <p><font size="2" face="Verdana">A regi&atilde;o de Caxiuan&atilde; est&aacute; situada na por&ccedil;&atilde;o   inferior do rio   Anapu, entre os rios Tocantins e Xingu, nos munic&iacute;pios de   Melga&ccedil;o e Portel, estado do Par&aacute;, onde se situa a FLONA   de Caxiuan&atilde;, limitada ao norte pelas coordenadas 01<sup>o</sup> 37'   S / 51<sup>o</sup> 19' W e 01<sup>o</sup> 54' S / 51<sup>o</sup> 58' W e ao   sul 02<sup>o</sup> 15' S /   51<sup>o</sup> 15' W e 02<sup>o</sup> 15' S / 51<sup>o</sup> 56' W (Montag <i>et   al.</i>, 2008),   abrangendo uma &aacute;rea de aproximadamente 200.000 ha   (Silva &amp; Ros&aacute;rio, 2008).</font></p>     <p><font size="2" face="Verdana">A vegeta&ccedil;&atilde;o &eacute; caracterizada por floresta densa de   terra firme, florestas inund&aacute;veis (v&aacute;rzea e igap&oacute;), vegeta&ccedil;&atilde;o   savan&oacute;ide (campo hidrom&oacute;rfico), vegeta&ccedil;&atilde;o secund&aacute;ria   (capoeira) e vegeta&ccedil;&atilde;o residual em s&iacute;tios de pomares   (Lisboa <i>et al</i>., 1997).</font></p>     <p><font size="2" face="Verdana">As coletas do material bot&acirc;nico foram realizadas   em mar&ccedil;o, outubro e novembro de 2004, fevereiro de   2005 e janeiro de 2007. O trabalho consistiu em explorar   aleatoriamente o maior n&uacute;mero poss&iacute;vel de micro-ambientes   ocorrentes nos diferentes tipos de vegeta&ccedil;&atilde;o da &aacute;rea estudada,   visando o registro de esp&eacute;cies de lic&oacute;fitas, bem como a   observa&ccedil;&atilde;o dos substratos das esp&eacute;cies coletadas.</font></p>     <p><font size="2" face="Verdana">As amostras foram coletadas e herborizadas de   acordo com a metodologia padr&atilde;o para as plantas   vasculares (Silva<i>, </i>1989; Windisch, 1992). O material   testemunho foi depositado no herb&aacute;rio MG do Museu   Paraense Em&iacute;lio Goeldi, com o envio de duplicatas como   doa&ccedil;&atilde;o para v&aacute;rios herb&aacute;rios do Brasil designados   pelos   acr&ocirc;nimos HUEFS, INPA, MBM, RB e UB, segundo o   Index Herbariorum (Holmgren <i>et al</i>., 1990).</font></p>     <p><font size="2" face="Verdana">A identifica&ccedil;&atilde;o do material bot&acirc;nico     foi realizada mediante literatura especializada (Alston <i>et al</i>., 1981;   &#216;llgaard, 1988; Tryon &amp; Stolze, 1994; Smith, 1995; Prado &amp;   Freitas, 2005). A circunscri&ccedil;&atilde;o das fam&iacute;lias e g&ecirc;neros   seguiu   Kramer &amp; Green (1990). Os termos  'lic&oacute;fita' e 'monil&oacute;fita'   foram baseados em Pryer <i>et al</i>. (2004). A abreviatura dos   autores segue Pichi-Sermolli (1996).</font></p>     <p><font size="2" face="Verdana">As diagnoses dos t&aacute;xons foram elaboradas a partir do   exame dos esp&eacute;cimes coletados na FLONA de Caxiuan&atilde;   e seguem os termos propostos por Lellinger (2002), com   algumas modifica&ccedil;&otilde;es.</font></p>     <p><font size="2" face="Verdana">Os dados referentes &agrave; distribui&ccedil;&atilde;o geogr&aacute;fica   das   esp&eacute;cies no Brasil seguiram a orienta&ccedil;&atilde;o norte/sul e leste/oeste   dos estados brasileiros, de acordo com as regi&otilde;es   Norte, Centro-Oeste, Nordeste, Sudeste e Sul.</font></p>     <p>&nbsp;</p>     ]]></body>
<body><![CDATA[<p><font size="3" face="Verdana"><b>RESULTADOS E DISCUSS&Atilde;O</b></font></p>     <p><font size="2" face="Verdana">No Par&aacute;, o grupo est&aacute; representado por cerca de 35   esp&eacute;cies das tr&ecirc;s fam&iacute;lias desta divis&atilde;o. Na FLONA   de   Caxiuan&atilde;, foram registradas duas fam&iacute;lias, Lycopodiaceae   e Selaginellaceae, e quatro esp&eacute;cies.</font></p>     <p><font size="2" face="Verdana"><b>LYCOPODIACEAE </b>P. Beauv. ex Mirb.</font></p>     <p><font size="2" face="Verdana">Lycopodiaceae apresenta distribui&ccedil;&atilde;o cosmopolita,   ocorrendo em regi&otilde;es tropicais e subtropicais, composta   por quatro g&ecirc;neros, dos quais <i>Phylloglossum </i>&eacute; restrito   para   a Austr&aacute;lia e Nova Zel&acirc;ndia e os demais s&atilde;o cosmopolitas,   n&atilde;o ocorrendo apenas nas regi&otilde;es &aacute;ridas (&#216;llgaard,   1990).   Esta fam&iacute;lia &eacute; composta por 480 esp&eacute;cies (&#216;llgaard,   1995a),   das quais 52 s&atilde;o conhecidas para o Brasil (&#216;llgaard &amp;   Windisch, 1987). No estado do Par&aacute;, foram registrados tr&ecirc;s   g&ecirc;neros, <i>Huperzia </i>Bernh., <i>Lycopodiella </i>Holub e <i>Lycopodium</i> L.,   e na FLONA de Caxiuan&atilde; a fam&iacute;lia est&aacute;  representada   por <i>Huperzia </i>e <i>Lycopodiella</i>.</font></p>     <p><font size="2" face="Verdana"><b>Chave para os g&ecirc;neros de Lycopodiaceae ocorrentes na FLONA de Caxiuan&atilde;</b></font></p>     <p><font size="2" face="Verdana">1. Caule ramificado isotomicamente em toda a     extens&atilde;o, sem caule principal   alongado e de crescimento   indeterminado; ra&iacute;zes geralmente formando fasc&iacute;culo basal; esporofilos   e microfilos vegetativos semelhantes   ou diferentes, neste caso, esporofilos n&atilde;o agregados em estr&oacute;bilos   terminais compactos, n&atilde;o peltados ou   subpeltados; esporos faveolado-fossulados.........................................................................................<i>Huperzia</i></font><font size="2" face="Verdana"> Caule   ramificado anisotomicamente em toda a extens&atilde;o, os ramos diferenciados   em caules principais   alongados, de crescimento indeterminado, rizomatosos, ou reptantes, longo escandentes   e geralmente em   sistemas de r&acirc;mulos determinados; ra&iacute;zes n&atilde;o formando fasc&iacute;culo   basal; esporofilos e microfilos vegetativos   diferentes, esporofilos agregados em estr&oacute;bilos terminais compactos,   peltados ou subpeltados; esporos   rugosos...........<i>Lycopodiella</i> </font></p>     <p><font size="2" face="Verdana"><b><i>Huperzia </i></b>Bernh., J. Bot. (Schrader) 1800(2): 126. 1801.</font></p>     <p><font size="2" face="Verdana">A distin&ccedil;&atilde;o das esp&eacute;cies &eacute; problem&aacute;tica   em quase todo o   g&ecirc;nero, devido &agrave; morfologia simples do grupo e &agrave; plasticidade   dos caracteres. Apresenta uma grande varia&ccedil;&atilde;o no padr&atilde;o   de crescimento, com pequenas esp&eacute;cies semelhantes a   musgos, at&eacute; as esp&eacute;cies massivas e eretas, bem como ep&iacute;fitas   fl&aacute;cido-pendentes (&#216;llgaard &amp;  Windisch, 1987).</font></p>     <p><font size="2" face="Verdana">G&ecirc;nero cosmopolita, composto por cerca de 400   esp&eacute;cies (Mickel &amp; Smith, 2004), ocorrendo em ambientes   tropicais, temperados, subpolares e regi&otilde;es elevadas. A    grande maioria das esp&eacute;cies &eacute; end&ecirc;mica do Brasil, com   a maior concentra&ccedil;&atilde;o no Sudeste brasileiro, nas florestas   &uacute;midas e montanas. Na plan&iacute;cie amaz&ocirc;nica, poucos s&atilde;o   os   representantes, no entanto, geralmente apresentam ampla   distribui&ccedil;&atilde;o (&#216;llgaard &amp; Windisch, 1987).</font></p>     <p><font size="2" face="Verdana">No Par&aacute;, s&atilde;o conhecidas para o g&ecirc;nero cerca de   oito esp&eacute;cies e na FLONA de Caxiuan&atilde;  apenas <i>Huperzia</i>   <i>linifolia </i>(L.) Trevis. var. <i>jenmanii </i>(Underw. &amp; F.E. Lloyd)   B.   &#216;llg. &amp; P.G. Windisch.</font></p>     ]]></body>
<body><![CDATA[<p><font size="2" face="Verdana"><b><i>Huperzia linifolia </i></b>(L.) Trevis. var. <b><i>jenmanii </i></b>(Underw. &amp;   F.E. Lloyd) B. &#216;llg. &amp; P.G. Windisch, Bradea 5: 13. 1987.   (<a href="#f1">Figura 1A-B</a>)</font></p>     <p><a name="f1"></a></p>     <p>&nbsp;</p>     <p align="center"><img src="img/revistas/bmpegcn/v4n1/1a04f1.gif" border="0"></p>     <p>&nbsp;</p>     <p><font size="2" face="Verdana">De acordo com &#216;llgaard &amp; Windisch     (1987), apenas <i>Huperzia linifolia </i>(L.) Trevis. var. <i>jenmanii </i>ocorre     no Brasil. Caracteriza-se pelos esporofilos usualmente semelhantes   aos microfilos da divis&atilde;o basal; microfilos est&eacute;reis   usualmente com a base da l&acirc;mina curvada, estreitada   a levemente alargada, perpendicular a espalhado-ascendentes,   p&aacute;leas, verde ou verde-castanhas; caule   pelo menos na divis&atilde;o terminal geralmente estram&iacute;neo a   castanho-avermelhado. Planta encontrada na  &aacute;rea estudada   sobre dossel em floresta de terra firme.</font></p>     <p><font size="2" face="Verdana">Material examinado: Brasil, Par&aacute;: munic&iacute;pio     Melga&ccedil;o/Portel, Floresta Nacional de Caxiuan&atilde;, grade do PPBio,   14.01.2007, Pietrobom <i>et al. </i>6589 (MG).</font></p>     <p><font size="2" face="Verdana">Distribui&ccedil;&atilde;o: Caribe (Antilhas e Trinidad), Venezuela,   Col&ocirc;mbia, Guiana, Guiana Francesa, Suriname, Peru,   Equador (&#216;llgaard &amp; Windisch, 1987). No Brasil, foi citada   para o Amazonas, Par&aacute;, Amap&aacute;, Rond&ocirc;nia, Mato Grosso   e Bahia (&#216;llgaard &amp; Windisch, 1987).</font></p>     <p><font size="2" face="Verdana"><b><i>Lycopodiella </i></b>Holub, Preslia 36: 22. 1964.</font></p>     <p><font size="2" face="Verdana">G&ecirc;nero com ampla distribui&ccedil;&atilde;o em quase todas as regi&otilde;es   temperadas e tropicais do mundo, com cerca de 40   esp&eacute;cies, a maioria delas na Am&eacute;rica (&#216;llgaard  &amp; Windisch,   1987). No Par&aacute;, foram citadas cerca de cinco esp&eacute;cies para   o g&ecirc;nero e na FLONA de Caxiuan&atilde; foi registrada apenas <i>Lycopodiella cernua </i>(L.) Pic. Serm.</font></p>     ]]></body>
<body><![CDATA[<p><font size="2" face="Verdana"><b><i>Lycopodiella cernua </i></b>(L.) Pic. Serm., Webbia 23: 165. 1968.   (<a href="#f1">Figura 1C-D</a>)</font></p>     <p><font size="2" face="Verdana"><i>Lycopodiella cernua </i>difere de <i>L. camporum </i>B. &#216;llg. &amp; P.   G. Windisch (esp&eacute;cie comum em &aacute;reas &uacute;midas abertas)   pelos &uacute;ltimos r&acirc;mulos divaricados a agregados, espalhados   a horizontais, usualmente com extremidades curvadas,   microfilos menos densamente dispostos. Enquanto que <i>L. camporum </i>apresenta   os &uacute;ltimos r&acirc;mulos rigidamente   ascendentes ou suberetos, densamente agregados, r&acirc;mulos   com estr&oacute;bilos usualmente reflexos na extremidade   ou somente os estr&oacute;bilos reflexos e microfilos muito   densamente dispostos. Planta encontrada em  &aacute;rea alagada   crescendo sobre ra&iacute;zes de outras plantas na &aacute;rea estudada.</font></p>     <p><font size="2" face="Verdana">Material examinado: Brasil, Par&aacute;: munic&iacute;pio Melga&ccedil;o,   Esta&ccedil;&atilde;o Cient&iacute;fica Ferreira Penna, igarap&eacute;  Curuazinho,   27.10.2004, Sanjuan 176 (MBM, MG, RB, UB).</font></p>     <p><font size="2" face="Verdana">Distribui&ccedil;&atilde;o: Paleotr&oacute;picos. Nas Am&eacute;ricas,  &eacute; conhecida   para os Estados Unidos da Am&eacute;rica, M&eacute;xico, Am&eacute;rica Central,   Caribe (Antilhas), Guiana, Guiana Francesa, Suriname,   Venezuela, Col&ocirc;mbia, Peru, Bol&iacute;via, Equador, Paraguai   (&#216;llgaard, 1995a, b). No Brasil, foi citada para Roraima,   Amap&aacute;, Amazonas, Par&aacute;, Acre, Rond&ocirc;nia, Mato Grosso,   Goi&aacute;s, Distrito Federal, Maranh&atilde;o, Cear&aacute;, Pernambuco,   Alagoas, Bahia, Minas Gerais, Esp&iacute;rito Santo, Rio de Janeiro,   S&atilde;o Paulo, Paran&aacute;, Santa Catarina e Rio Grande do Sul (Dutra,   1938; Brade, 1940; Sehnem, 1961; Tryon  &amp; Conant, 1975;   Behar &amp; Vi&eacute;gas, 1992; Bastos &amp;  Cutrim, 1999; Pietrobom &amp;   Barros, 2006; Boldrin &amp; Prado, 2007; Melo &amp; Salino, 2007;   Schwartsburd &amp; Labiak, 2007; Maciel <i>et al</i>., 2007).</font></p>     <p><font size="2" face="Verdana"><b>SELAGINELLACEAE </b>Willk<b>.</b></font></p>     <p><font size="2" face="Verdana">Selaginellaceae &eacute; uma fam&iacute;lia monogen&eacute;rica com 600-700   esp&eacute;cies (Mickel <i>et al</i>., 2004), com distribui&ccedil;&atilde;o   cosmopolita   e seu maior centro de diversidade neotropical ocorre no   escudo das Guianas (Smith, 1995).</font></p>     <p><font size="2" face="Verdana"><b><i>Selaginella </i></b>Beauv., Megasin Encycl. 5: 478. 1804.</font></p>     <p><font size="2" face="Verdana">S&atilde;o reconhecidos para o g&ecirc;nero dois grandes grupos de   esp&eacute;cies com base na morfologia dos microfilos: o primeiro    grupo comp&otilde;e as esp&eacute;cies is&oacute;filas, que compreendem o   subg&ecirc;nero <i>Tetragonostachys </i>Jermy (Jermy, 1990) e ocorrem   principalmente em regi&otilde;es secas do M&eacute;xico, no oeste dos   Estados Unidos da Am&eacute;rica e no Brasil, caracterizadas pelos   microfilos monomorfos (lineares a lanceolados), dispostos   espiraladamente ao longo do caule (quase como em   Lycopodiaceae). Outro grupo &eacute; o de esp&eacute;cies anis&oacute;filas,   que compreende os subg&ecirc;neros <i>Stachygynandrum </i>Baker   e <i>Tetragonostachys </i>(P. Beauv.) Baker, os quais representam   a maior parte do g&ecirc;nero, e est&atilde;o amplamente distribu&iacute;das   em florestas tropicais &uacute;midas, sendo caracterizadas pelos   microfilos dimorfos dispostos em dois planos distintos,   formando quatro fileiras (dois dorsais e dois laterais).</font></p>     <p><font size="2" face="Verdana">No Brasil, ocorrem 46 esp&eacute;cies de <i>Selaginella</i>,     das quais 41 ocorrem para a regi&atilde;o Norte (Alston <i>et al.</i>, 1981).   No estado do Par&aacute;, s&atilde;o conhecidas 18 esp&eacute;cies, das quais   duas foram registradas na FLONA de Caxiuan&atilde;.</font></p>     <p><font size="2" face="Verdana"><b><i>Selaginella conduplicata </i></b>Spring, Fl. Bras. 1(2): 129. 1840.   (<a href="#f2">Figura 2A-C</a>)</font></p>     ]]></body>
<body><![CDATA[<p><a name="f2"></a></p>     <p>&nbsp;</p>     <p align="center"><img src="img/revistas/bmpegcn/v4n1/1a03f2.gif" border="0"></p>     <p>&nbsp;</p>     <p><font size="2" face="Verdana">Segundo Prado &amp; Freitas (2005), esta esp&eacute;cie     foi tratada como <i>Selaginella stellata </i>Spring em algumas floras, como   na do Suriname (Kramer, 1978) e na do Peru (Tryon &amp;   Stolze, 1994). No entanto, <i>S. stellata </i>&eacute; uma esp&eacute;cie restrita   &agrave;s Am&eacute;ricas do Norte e Central, e difere de <i>S. conduplicata</i> por   apresentar c&iacute;lios nas margens dos microfilos axilares e   laterais, ambos com aur&iacute;culas e microfilo dorsal com uma   larga aur&iacute;cula (Mickel <i>et al</i>., 2004). Na &aacute;rea estudada, <i>S</i>.   <i>conduplicata </i>&eacute; uma esp&eacute;cie muito comum nas margens   das trilhas, em clareiras ou em capoeiras. Tamb&eacute;m foram   observados poucos indiv&iacute;duos na margem ou nas cabeceiras   dos igap&oacute;s e no interior da floresta de terra firme.</font></p>     <p><font size="2" face="Verdana">Material examinado: Brasil, Par&aacute;: munic&iacute;pio Melga&ccedil;o,   Esta&ccedil;&atilde;o Cient&iacute;fica Ferreira Penna, 22.10.2004, Sanjuan   123   (MG); <i>ibid.</i>, praia do Lisboa, 29.10.2004, Sanjuan 189 (MG).</font></p>     <p><font size="2" face="Verdana"><b>Chave para as esp&eacute;cies de <i>Selaginella </i>ocorrentes     na FLONA de Caxiuan&atilde;</b></font></p>     <p><font size="2" face="Verdana">1. Microfilo axilar com duas longas aur&iacute;culas     membran&aacute;ceas;   microfilos laterais com duas aur&iacute;culas de   tamanhos diferentes, a acrosc&oacute;pica longa, curvada para baixo, a basiosc&oacute;pica   menor, triangular; &uacute;ltimos ramos   2-5 mm de largura (incluindo os microfilos)..............................................................................<i>S.   conduplicata</i> Microfilo axilar com duas aur&iacute;culas muito curtas ou   ausentes; microfilos laterais com duas aur&iacute;culas muito curtas,   geralmente de tamanhos iguais; &uacute;ltimos ramos 8-12 mm de largura (incluindo   os microfilos)............................<i>S. parkeri</i></font></p>     <p><font size="2" face="Verdana">Distribui&ccedil;&atilde;o:   Guiana, Guiana Francesa, Suriname, Col&ocirc;mbia e Peru (Smith, 1995). No   Brasil, foi citada para o Amazonas (Prado &amp; Freitas, 2005), Par&aacute; (como <i>Selaginella</i>   <i>stellata </i>Spring - Rodrigues <i>et al</i>., 2004).</font></p>     <p><font size="2" face="Verdana"><b><i>Selaginella parkeri </i></b>(Hook. &amp; Grev.)     Spring, Bull. Acad. R.   Belg. 10: 146. 1843. (<a href="#f2">Figura 2D-F</a>)</font></p>     ]]></body>
<body><![CDATA[<p><font size="2" face="Verdana"><i>Selaginella parkeri </i>caracteriza-se pelos     microfilos axilares com duas aur&iacute;culas muito curtas ou ausentes, microfilos laterais com   duas aur&iacute;culas muito curtas, geralmente de tamanhos iguais   e pelos &uacute;ltimos ramos com 8-12 mm de largura (incluindo   os microfilos). Na &aacute;rea de estudo, foi observada crescendo   preferencialmente em ambientes alagados (igap&oacute;s).</font></p>     <p><font size="2" face="Verdana">Material examinado: Brasil, Par&aacute;: munic&iacute;pio Melga&ccedil;o,   Esta&ccedil;&atilde;o Cient&iacute;fica Ferreira Penna, 10.11.2004, Sanjuan &amp;   Pietrobom 520 (MBM, MG, PACA, RB, SP, UB); <i>ibid.,</i> 11.11.2004, Sanjuan &amp; Pietrobom   576 (MBM, MG, RB, UB).</font></p>     <p><font size="2" face="Verdana">Distribui&ccedil;&atilde;o: Col&ocirc;mbia, Venezuela, Guiana, Guiana   Francesa, Bol&iacute;via, Suriname (Tryon &amp;  Stolze, 1994; Smith, 1995).   No Brasil, foi citado para o Amap&aacute;, Amazonas e Par&aacute; (Tryon &amp;   Conant, 1975; Prado &amp; Freitas, 2005).</font></p>     <p>&nbsp;</p>     <p><font size="3" face="Verdana"><b>AGRADECIMENTOS</b></font></p>     <p><font size="2" face="Verdana">Os autores agradecem ao Programa de Resid&ecirc;ncia em   Estudos Amaz&ocirc;nicos e ao Programa de Pesquisa em   Biodiversidade na Amaz&ocirc;nia (PPBio), ambos do Museu    Paraense Em&iacute;lio Goeldi, pelo aux&iacute;lio nas viagens de coleta;   ao Conselho Nacional de Desenvolvimento Cient&iacute;fico e   Tecnol&oacute;gico (CNPq) e &agrave; Secretaria Executiva de Ci&ecirc;ncia,   Tecnologia e Meio Ambiente do Estado do Par&aacute; (SECTAM),   pelo aux&iacute;lio financeiro ao primeiro autor; ao IBAMA-Par&aacute;,   pela concess&atilde;o da licen&ccedil;a de coleta na FLONA de Caxiuan&atilde;;   e &agrave; Dr<sup>a</sup> Anna Luiza Ilkiu-Borges, do Museu Paraense Em&iacute;lio   Goeldi, pela confec&ccedil;&atilde;o do abstract.</font></p>     <p>&nbsp;</p>     <p><font size="3" face="Verdana"><b>REFER&Ecirc;NCIAS</b></font></p>     <!-- ref --><p><font size="2" face="Verdana">ALSTON, A. H. G., A. C. JERMY &amp; J. M. RANKIN,     1981. The genus <i>Selaginella </i>in tropical South America. <b>Bulletin of the British     Museum</b>     <b>(Natural History) Botany </b>9(4): 233-330.</font><!-- ref --><p><font size="2" face="Verdana">BARROS, I. C. L. &amp; E. R. FONSECA, 1996.     Lycopodiaceae Mirbel de Brejo dos Cavalos - Caruaru, Estado de Pernambuco. <b>Boletim</b>     <b>da Sociedade Broteriana </b>67: 263-269.</font><!-- ref --><p><font size="2" face="Verdana">BASTOS, C. C. C. &amp; M. V. J. CUTRIM, 1999. Pteridoflora da Reserva   Florestal do Sacav&eacute;m, S&atilde;o Luiz - Maranh&atilde;o. <b>Boletim   do Museu</b>   <b>Paraense Em&iacute;lio Goeldi, s&eacute;rie Bot&acirc;nica </b>15(1): 3-37.</font><!-- ref --><p><font size="2" face="Verdana">BATEMAN, R. M., 1996. An overview of Licophyte     phylogeny. In: J. M. CAMUS, M. GIBBY &amp; R. N. JOHNS (Eds.): <b>Pteridology in</b>     <b>perspective</b>: 405-415. Royal Botanical Gardens, Kew.</font><!-- ref --><p><font size="2" face="Verdana">BEHAR, L. &amp; G. M. F. VI&Eacute;GAS, 1992. Pterid&oacute;fitas da restinga   do   Parque Estadual de Setiba, Esp&iacute;rito Santo. <b>Boletim do Museu de</b>   <b>Biologia Melo Leit&atilde;o </b>1: 39-59.</font><!-- ref --><p><font size="2" face="Verdana">BRADE, A. C., 1940. Contribui&ccedil;&atilde;o para o Estudo da Flora   Pteridophyta da Serra de Baturit&eacute; Estado do Cear&aacute;. <b>Rodrigu&eacute;sia</b>   4(13): 289-314.</font><!-- ref --><p><font size="2" face="Verdana">BOLDRIN, A. H. L. &amp; J. PRADO, 2007. Pterid&oacute;fitas Terrestres e   Rup&iacute;colas do Forte dos Andradas, Guaruj&aacute;, S&atilde;o Paulo, Brasil. <b>Boletim</b>   <b>Bot&acirc;nico Universidade de S&atilde;o Paulo </b>25(1): 1-69.</font><!-- ref --><p><font size="2" face="Verdana">CASTELLANI, E. D. &amp; C. A. A. FREITAS, 1992. Selaginel&aacute;ceas   da Reserva Florestal Ducke (Manaus, AM). <b>Acta Bot&acirc;nica Brasilica </b>6: 41-48.</font><!-- ref --><p><font size="2" face="Verdana">COSTA, J. M., M. G. C. SOUZA &amp; M. R. PIETROBOM, 2006.   Levantamento flor&iacute;stico das pterid&oacute;fitas (Lycophyta e Monilophyta)   do Parque Ambiental de Bel&eacute;m (Bel&eacute;m, Par&aacute;, Brasil). <b>Revista de Biologia Neotropical </b>3(1): 4-12.</font><!-- ref --><p><font size="2" face="Verdana">COSTA, J. M. &amp; M. R. PIETROBOM, 2007. Pterid&oacute;fitas (Lycophyta e   Monilophyta) da Ilha de Mosqueiro, munic&iacute;pio de Bel&eacute;m, Estado   do   Par&aacute;, Brasil. <b>Boletim do Museu Paraense Em&iacute;lio Goeldi. Ci&ecirc;ncias</b>   <b>Naturais </b>2(3): 45-55.</font><!-- ref --><p><font size="2" face="Verdana">DUTRA, J., 1938. A flora pteridof&iacute;tica     do Estado do Rio Grande do Sul. <b>Anais da 1<sup>o</sup> Reuni&atilde;o Sul-Americana de Bot&acirc;nica </b>2:   19-65.</font><!-- ref --><p><font size="2" face="Verdana">FREITAS, C. A. A. &amp; P. G. WINDISCH, 2005.   Flora da Reserva Ducke, Amazonas, Brasil: Pteridophyta - Lycopodiaceae. <b>Rodrigu&eacute;sia </b>56(86): 67-68.</font><!-- ref --><p><font size="2" face="Verdana">HIRAI, Y. R. &amp; J. PRADO, 2000. Selaginellaceae Willk. no Estado de   S&atilde;o Paulo, Brasil. <b>Revista Brasileira de Bot&acirc;nica </b>23(3):   313-339.</font><!-- ref --><p><font size="2" face="Verdana">HOLMGREN, P. K., N. H. HOLMGREN &amp; L. BARNETT,     1990. <b>Index herbariorum</b>. Part 1: The herbaria of the world. 8 ed. New   York Botanical Garden, New York.</font><!-- ref --><p><font size="2" face="Verdana">JERMY, A. C., 1990. Selaginellaceae. In: K.     U. KRAMER &amp; P.     S. GREEN (Eds.): <b>The Families and genera of vascular plants</b>. Pteridophytes   and Gymnosperms 1: 39-45. Springer-Verlag, New York.</font><!-- ref --><p><font size="2" face="Verdana">JUDD, W. S., C. S. CAMPBELL, E. A. KELLOGG,     P. F. STEVENS   &amp; M. J. DONOGHUE, 2002. <b>Plant Systematics</b>: A phylogenetic   approach. Cap. 7. Phylogenetic relationships of major groups of   Tracheophytes, excluding Angiosperms: (2): 135-136. Sinauer   Associates, Sunderland, Massachusetts.</font><!-- ref --><p><font size="2" face="Verdana">KRAMER, K. U., 1978. The Pteridophytes of Suriname.   An enumeration with keys of the ferns and fern-allies.     <b>Natuurwetenschappelijke Studiekring voor Suriname en de Nederlandse Antillen </b>93: 1-198.</font><!-- ref --><p><font size="2" face="Verdana">KRAMER, K. U. &amp; P. S. GREEN, 1990. <b>The Families and Genera</b>     <b>of Vascular Plants</b>. Pteridophytes and Gymnosperms 1: 1<b>-</b>404.   Springer-Verlag, Berlin.</font><!-- ref --><p><font size="2" face="Verdana">LELLINGER, D. B., 2002. <b>A Modern Multilingual Glossary</b>     <b>for Taxonomic Pteridology</b>: 1-263. American Fern Society   (Pteridologia 3A), Washington.</font><!-- ref --><p><font size="2" face="Verdana">LISBOA, P. L. B., 1997. <b>Caxiuan&atilde;</b>:     1-446. Museu Paraense Em&iacute;lio   Goeldi, Bel&eacute;m.</font><!-- ref --><p><font size="2" face="Verdana">LISBOA, P. L. B., A. S. L. SILVA &amp; S. S. ALMEIDA, 1997. Flor&iacute;stica   e Estrutura dos Ambientes. In: P. L. B LISBOA (Ed.): <b>Caxiuan&atilde;</b>:   163-193. Museu Paraense Em&iacute;lio Goeldi, Bel&eacute;m.</font><!-- ref --><p><font size="2" face="Verdana">MACIEL, S., M. R. PIETROBOM &amp; M. G. SOUZA, 2007.   Lic&oacute;fitas e monil&oacute;fitas do Bosque Rodrigues Alves Jardim   Bot&acirc;nico da Amaz&ocirc;nia, munic&iacute;pio de Bel&eacute;m, Estado   do Par&aacute;,   Brasil. <b>Boletim do Museu Paraense Em&iacute;lio Goeldi</b>. <b>Ci&ecirc;ncias</b>   <b>Naturais </b>2(2): 1-27.</font><!-- ref --><p><font size="2" face="Verdana">MELO, L. C. N. &amp; A. SALINO, 2007. Pterid&oacute;fitas em fragmentos   florestais da APA Fern&atilde;o Dias, Minas Gerais, Brasil. <b>Rodrigu&eacute;sia</b>   58(1): 207-220.</font><!-- ref --><p><font size="2" face="Verdana">MICKEL, J. T. &amp; A. R. SMITH, 2004. The Pteridophytes     of Mexico. <b>Memoirs of the New York Botanical Gardens </b>88: 1-1055.</font><!-- ref --><p><font size="2" face="Verdana">MICKEL, J. T., A. R. SMITH &amp; I. A. VALDESPINO,     2004. <i>Selaginella</i>.   In: J. T. MICKEL &amp; A. R. SMITH (Eds.): The Pteridophytes of   Mexico. <b>Memoirs of the New York Botanical Gardens </b>88:   550-602.</font><!-- ref --><p><font size="2" face="Verdana">MONTAG, L. F. A., T. M. S. FREITAS, W. B. WOSIACKI &amp; R. B.   BARTHEM, 2008. Os peixes da Floresta Nacional de Caxiuan&atilde;   (munic&iacute;pios de Melga&ccedil;o e Portel, Par&aacute; - Brasil). <b>Boletim   do Museu</b>   <b>Paraense Em&iacute;lio Goeldi. Ci&ecirc;ncias Naturais </b>3(1): 11-34.</font><!-- ref --><p><font size="2" face="Verdana">NESSEL, H., 1955. Lycopodiaceae. In: F. C. HOENE (Ed.): <b>Flora</b>     <b>Brasilica</b>: (Fasc&iacute;culo 11) 2(2): 1-131. Secretaria da Agricultura,     Ind&uacute;stria   e Com&eacute;rcio de S&atilde;o Paulo, S&atilde;o Paulo.</font><!-- ref --><p><font size="2" face="Verdana">&#216;LLGAARD, B., 1988. Lycopodiaceae. In: G. HARLING &amp; L.   ANDERSSON (Eds.): <b>Flora of Ecuador</b>: 32: 1-156. Botanical   Institute, G&ouml;teborg University, G&ouml;teborg.</font><!-- ref --><p><font size="2" face="Verdana">&#216;LLGAARD, B., 1990. Lycopodiaceae. In: K. U. KRAMER &amp; P.   S. GREEN (Eds.): <b>The families and genera of vascular plants</b>.   Pteridophytes and Gymnosperms 1: 188-190. Springer-Verlag,   New York.</font><!-- ref --><p><font size="2" face="Verdana">&#216;LLGAARD, B., 1995a. Lycopodiaceae. In: P. E. BERRY, B. K.   HOLST &amp; K. YATSKIEVYCH (Eds.): <b>Flora of the Venezuelan</b>   <b>Guayana 2</b>. Pteridophytes, Spermatophytes: Acanthaceae-Araceae:   190-206. Timber Press, Portland.</font><!-- ref --><p><font size="2" face="Verdana">&#216;LLGAARD, B., 1995b. Lycopodiaceae. In: R. C. MORAN &amp; R.   RIBA (Eds.): <b>Flora Mesoamericana 1</b>. Psilotaceae a Salviniaceae:   5-22. Universidad Nacional Aut&oacute;noma de M&eacute;xico, M&eacute;xico.</font><!-- ref --><p><font size="2" face="Verdana">&#216;LLGAARD, B. &amp; P. G. WINDISCH, 1987. Sinopse das   Licopodi&aacute;ceas do Brasil. <b>Bradea </b>5(1): 1-43.</font><!-- ref --><p><font size="2" face="Verdana">PICHI-SERMOLLI, R. E. G., 1996. <b>Authors of Scientifc names in</b>     <b>Pteridophyta</b>: 1-78. Royal Botanical Garden, Kew.</font><!-- ref --><p><font size="2" face="Verdana">PIETROBOM, M. R. &amp; I. C. L. BARROS, 2006. Associa&ccedil;&otilde;es entre   as esp&eacute;cies de pterid&oacute;fitas em dois fragmentos de Floresta Atl&acirc;ntica   do Nordeste Brasileiro. <b>Biotemas </b>19(3): 15-26.</font><!-- ref --><p><font size="2" face="Verdana">PRADO, J. &amp; C. A. A. FREITAS, 2005. Flora     da Reserva Ducke, Amazonas, Brasil: Pteridophyta - Selaginellaceae. <b>Rodrigu&eacute;sia</b>   56(86): 98-102.</font><!-- ref --><p><font size="2" face="Verdana">PRYER, K. M., E. SCHUETTPELZ, P. G. WOLF, H.     SCHNEIDER, A. R. SMITH &amp; R. CRANFILL, 2004. 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T., 1989. Pterid&oacute;fitas. In: O. FIDALGO &amp; V.     L. R. BONONI (Eds.): <b>T&eacute;cnicas de coleta, preserva&ccedil;&atilde;o e herboriza&ccedil;&atilde;o   de material</b>     <b>bot&acirc;nico</b>: (2): 32-34. Instituto de Bot&acirc;nica (Manual n. 4),   S&atilde;o Paulo.</font><!-- ref --><p><font size="2" face="Verdana">SILVA, M. R. P. &amp; S. M. ROS&Aacute;RIO, 2008. Lic&oacute;fitas e Monil&oacute;fitas   (Pteridophyta) da Floresta Nacional de Caxiuan&atilde;, estado do Par&aacute;,   Brasil: chave para as fam&iacute;lias e as esp&eacute;cies de Aspleniaceae   e   Blechnaceae. <b>Boletim do Museu Paraense Em&iacute;lio Goeldi. Ci&ecirc;ncias</b>   <b>Naturais </b>3(2): 151-163.</font><!-- ref --><p><font size="2" face="Verdana">SMITH, A. R., 1995. Selaginellaceae. In: P.     E. BERRY, B. K. HOLST   &amp; K. YATSKIEVYCH (Eds.): <b>Flora of the Venezuelan Guayana 2</b>.   Pteridophytes, Spermatophytes: Acanthaceae-Araceae: 296-314.   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<body><![CDATA[<br> Bel&eacute;m - PA - Brasil    <br> Caixa Postal 399    <br> Telefone/fax: 55-91- 3249 -1141    <br> E-mail: <a href="mailto:boletim@museu-goeldi.br">boletim@museu-goeldi.br</a></font></font></p>     <p><font size="2" face="Verdana">Recebido: 15/01/2009    <br> </font><font size="2" face="Verdana">Aprovado: 24/04/2009</font></p>      ]]></body><back>
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