<?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>0034-7744</journal-id>
<journal-title><![CDATA[Revista de Biología Tropical]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. biol. trop]]></abbrev-journal-title>
<issn>0034-7744</issn>
<publisher>
<publisher-name><![CDATA[Universidad de Costa Rica]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0034-77442019000400989</article-id>
<article-id pub-id-type="doi">10.15517/rbt.v67i4.32169</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Vegetación de un bosque subandino en Bolívar, Santander-Colombia]]></article-title>
<article-title xml:lang="en"><![CDATA[Subandean forest vegetation in Bolívar, Santander-Colombia]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Camargo-Espitia]]></surname>
<given-names><![CDATA[Nohora Alba]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gil-Leguizamón]]></surname>
<given-names><![CDATA[Pablo Andrés]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Morales-Puentes]]></surname>
<given-names><![CDATA[María Eugenia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Pedagógica y Tecnológica de Colombia  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>09</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>09</month>
<year>2019</year>
</pub-date>
<volume>67</volume>
<numero>4</numero>
<fpage>989</fpage>
<lpage>998</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_arttext&amp;pid=S0034-77442019000400989&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_abstract&amp;pid=S0034-77442019000400989&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_pdf&amp;pid=S0034-77442019000400989&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN En este estudio se calculó la composición y estructura de un fragmento de bosque subandino en el municipio de Bolívar; área afectada por deforestación, pérdida de hábitat y expansión de la agricultura siendo factores que han limitado el desarrollo de estos fragmentos. Dicho bosque se encuentra entre los 1 400-1 800 m altitudinales, a 24 °C y 2 000-3 000 mm/año. Se realizaron 10 transectos (100x5 m), en ellos se registraron las siguientes formas de crecimiento: arbórea, arbustiva, herbácea, palmoide, bejuco, epífita, hemiepífita, parásita y helecho arborescente, además de la recopilación de datos morfológicos. La composición de familias y géneros se evaluó a través de índices de diversidad, dominancia, equidad y similitud; para la estructura se calcularon IVI, IPF, IVF e intervalos de clase (altura, cobertura y DAP). Se registraron 102 familias, 257 géneros y 483 especies, con 73 dicotiledóneas (72 %), 13 monocotiledóneas (13 %) y 15 pteridófitas (15 %). Las familias con mayor número de géneros y especies fueron: Rubiaceae (15 géneros/29 especies), Piperaceae (2/25), Gesneriaceae (11/19), Melastomataceae (8/19), Solanaceae (4/16), Araceae y Urticaceae (7/15). Los géneros más ricos en especies fueron: Piper (16 especies), Miconia (10), Ficus, Peperomia y Solanum (9), Anthurium y Clusia (7) Passiflora, Siparuna, Pilea y Zanthoxylum (6). La dominancia y diversidad evidenció uniformidad en las especies, apoyado en la equitatividad del bosque. La similitud entre transectos es del 24 % indicando un alto recambio de especies. El crecimiento herbáceo fue el mejor representado con 56 familias y 166 especies. Este estudio mostro una alta diversidad, así como se identifican nuevos registros para Santander, como: Passiflora engleriana Harms Endangered En Peligro (EN), Aiphanes concinna H.E. Moore (casi amenazada, NT), Miconia neomicrantha Judd &amp; Skean y Guarea kunthiana A. Juss. (Preocupación Menor, LC).]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract We made a compositional and structural analysis in a subandean forest fragment in the municipality of Bolivar; area affected by deforestation, habitat loss and expansion of agriculture being stressors that have limited the development of these fragments. Forest is located between 1 400 and 1 800 m, at 24 °C and 2 000-3 000 mm/year. We made 10 transects (100*5 m), we recorded types of growth such as trees, shrubs, herbaceous, palmoid, liana, epiphyte, hemiepiphyte, parasite, tree fern and morphological data. We assessed families and genera composition using diversity, dominance, equitability and similarity indexes; IVI, IPF, IVF and frequency distribution (altitude, coverage, DAP). We recorded 102 families, 257 genera and 483 species, with 73 dicotyledons (72 %), 13 monocotyledons (13 %) and 15 pteridophytes (15 %). Families with the highest genera and species number were: Rubiaceae (15 genera/29 species), Piperacae (2/25), Gesneriaceae (11/19), Melastomataceae (8/19), Solanaceae (4/16) Araceae and Urticaeceae (7/15 each one). Genera with the highest species number were: Piper (16 species), Miconia (10), Ficus, Peperonia and Solanum (9) Anthurium and Passiflora, Siparuna, Pilea and Zanthoxylum (6). Dominance and diversity indicated species uniformity, supported in the forest equitability. The similitude between transects is 24 % denoting a high species turnover. The herbaceous growth was the better represented with 56 families and 166 species. This research showed a high diversity and new records for Santander, with Passiflora engleriana Harms Endangered (EN), Aiphanes concinna H.E. Moore (Near threatened, NT), Miconia neomicrantha Judd &amp; Skean and Guarea kunthiana A. Juss. (Low Concern, LC).]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Cordillera Oriental]]></kwd>
<kwd lng="es"><![CDATA[conservación]]></kwd>
<kwd lng="es"><![CDATA[diversidad de plantas]]></kwd>
<kwd lng="es"><![CDATA[composición]]></kwd>
<kwd lng="es"><![CDATA[estructura vegetal]]></kwd>
<kwd lng="en"><![CDATA[Eastern cordillera]]></kwd>
<kwd lng="en"><![CDATA[conservation]]></kwd>
<kwd lng="en"><![CDATA[diversity plant]]></kwd>
<kwd lng="en"><![CDATA[composition]]></kwd>
<kwd lng="en"><![CDATA[structure vegetation]]></kwd>
</kwd-group>
</article-meta>
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