<?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>0120-548X</journal-id>
<journal-title><![CDATA[Acta Biológica Colombiana]]></journal-title>
<abbrev-journal-title><![CDATA[Acta biol.Colomb.]]></abbrev-journal-title>
<issn>0120-548X</issn>
<publisher>
<publisher-name><![CDATA[Universidad Nacional de Colombia, Facultad de Ciencias, Departamento de Biología]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0120-548X2022000100052</article-id>
<article-id pub-id-type="doi">10.15446/abc.v27n1.87497</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[DIVERSIDAD DE HEPÁTICAS EPÍFITAS (MARCHANTIOPHYTA) DEL SECTOR SUASIE EN EL PARQUE NACIONAL NATURAL CHINGAZA]]></article-title>
<article-title xml:lang="en"><![CDATA[Diversity of the epiphytic liverworts (Marchantiophyta) of the Suasie sector in the Chingaza National Natural Park.]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[ESTEPA-RUIZ]]></surname>
<given-names><![CDATA[Marco Tulio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[CAMPOS]]></surname>
<given-names><![CDATA[Laura V.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de La Salle  ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>04</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>04</month>
<year>2022</year>
</pub-date>
<volume>27</volume>
<numero>1</numero>
<fpage>52</fpage>
<lpage>60</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0120-548X2022000100052&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0120-548X2022000100052&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0120-548X2022000100052&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN Los briófitos forman un grupo conspicuo de la flora del planeta. Su contribución ecológica en términos de riqueza de especies y cobertura en muchos hábitats es fundamental para el equilibrio de los servicios ecosistémicos. En Colombia se tiene el registro aproximado de 715 especies de Marchantiophyta (hepáticas), las cuales presentan su mayor riqueza en la región Andina. El estudio se realizó en el Parque Nacional Natural Chingaza - sector Suasie dada su importancia ecológica e hídrica para los municipios aledaños. El objetivo principal de este estudio fue determinar la diversidad de la comunidad de hepáticas en el sector de Suasie del PNN Chingaza. Para ello, se hicieron tres levantamientos en transectos de 2x50 m en un gradiente altitudinal, en cada transecto se muestrearon las hepáticas presentes en cuatro forófitos escogidos al azar. Las muestras recolectadas fueron identificadas para el análisis de composición y diversidad de la comunidad. Como resultado, fue posible evidenciar la variación de la composición y abundancia de hepáticas a lo largo del gradiente, basados no solo en los índices estimados, sino también en la asociación con la cobertura vegetal de cada sitio de muestreo. Con un total de 47 especies registradas, se soporta la alta diversidad del sector en estudio. De esta manera, la riqueza encontrada en este gradiente aporta a las actuales y futuras estrategias de conservación del parque.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT The bryophytes form a conspicuous group of the planet's flora, their ecological contribution in terms of species richness and coverage in many habitats is essential for the balance of ecosystem. In Colombia there is an approximate record of 715 species of Marchantiophyta (liverworts), which present their greatest richness in the Andean region. The study was carried out in the Chingaza National Natural Park - Suasie sector given its ecological and water importance for the surrounding municipalities. The main objective of this study was to determine the diversity of the liverwort community in the Suasie sector of the Chingaza NNP. For this, three surveys were made in transects of 2x50 m in an altitude gradient, in each transect the liverworts present from four phorophytes (trees and shrubs), chosen at random were sampled. The collected samples were identified for analysis of composition and diversity of the community. As a result, it was possible to demonstrate the variation in the composition and abundance of liverworts along the gradient, based not only on the estimated indices, but also on the association with the vegetation cover of each sampling site. With a total of 47 registered species, the high diversity of the sector under study is supported. In this way, the richness found in this gradient contributes to current and future conservation strategies for the park.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Altitud]]></kwd>
<kwd lng="es"><![CDATA[briófitas]]></kwd>
<kwd lng="es"><![CDATA[ecología]]></kwd>
<kwd lng="es"><![CDATA[flora]]></kwd>
<kwd lng="es"><![CDATA[gradiente altitudinal]]></kwd>
<kwd lng="en"><![CDATA[Altitude]]></kwd>
<kwd lng="en"><![CDATA[bryophyta]]></kwd>
<kwd lng="en"><![CDATA[ecology]]></kwd>
<kwd lng="en"><![CDATA[flora]]></kwd>
<kwd lng="en"><![CDATA[altitude gradient]]></kwd>
</kwd-group>
</article-meta>
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