<?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>1870-3453</journal-id>
<journal-title><![CDATA[Revista mexicana de biodiversidad]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. Mex. Biodiv.]]></abbrev-journal-title>
<issn>1870-3453</issn>
<publisher>
<publisher-name><![CDATA[Instituto de Biología]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1870-34532017000300636</article-id>
<article-id pub-id-type="doi">10.1016/j.rmb.2017.07.008</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Dinámica de la fenología y visitantes florales de dos bromelias terrestres de un páramo de Colombia]]></article-title>
<article-title xml:lang="en"><![CDATA[Dynamics of the phenology and floral visitors of two terrestrial bromeliads from a Colombian paramo]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Restrepo-Chica]]></surname>
<given-names><![CDATA[Manuela]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Bonilla-Gómez]]></surname>
<given-names><![CDATA[María Argenis]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Nacional de Colombia Facultad de Ciencias ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Nacional de Colombia Facultad de Ciencias Departamento de Biología]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2017</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2017</year>
</pub-date>
<volume>88</volume>
<numero>3</numero>
<fpage>636</fpage>
<lpage>645</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1870-34532017000300636&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1870-34532017000300636&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1870-34532017000300636&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: Se evaluaron la dinámica de la fenología y los visitantes florales de Puya nitida y Puya trianae en un páramo del Parque Nacional Natural Chingaza, Colombia. Durante un año se registraron en campo aspectos de la distribución espacial de las rosetas, morfología floral, fenología floral y visitantes florales de ambas especies. P. nitida y P. trianae presentan morfología floral ornitófila pero con diferencias significativas en tamaño y longitud de las estructuras reproductivas; están separadas espacialmente, siendo dominantes cada una en diferente altitud y hábitat; florecen en épocas distintas del año mostrando una separación temporal de floración. Comparten 2 especies de aves que por sus diferencias en morfología pueden acoplarse a las flores para portar el polen en diferentes partes del cuerpo, permitiendo una separación del mismo y transportándolo a la especie de planta correcta en cada visita. Dichos mecanismos florales, desde una aproximación espacio-temporal permiten explotar el servicio de polinización exitosamente, contribuyendo a la coexistencia entre estas especies y mitigando efectos negativos que puedan tener en el flujo de polen, exocruzamiento y éxito en la reproducción sexual.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: Phenology and the floral visitors of Puya nitida and Puya trianae were evaluated at a paramo region of Chingaza National Natural Park, Colombia. During 1 year, field trips were made and diverse aspects of their spatial distribution, floral morphology and phenology, and their floral visitors were registered. Both, P. nitida and P. trianae present similar floral morphology fitting to ornithophily, but with differences in size and length of reproductive structures; both are separated spatially being dominant in different altitude and habitats; bloom in different times of the year indicating a clear temporal separation on blooming patterns. Both plants share visits from 2 bird species that because of their body differences can be adjusted to the flowers to place the pollen on different parts of their bodies and transport it to the correct plant in each visit. All these floral mechanisms from a spatio-temporal perspective, enable the use of the pollinators by P. nitida and P. trianae successfully, allowing coexistence among these 2 bromeliads, decreasing negative effects that may have in the pollen flow, outcrossing, and finally, in their sexual reproduction.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Andes]]></kwd>
<kwd lng="es"><![CDATA[Bromeliaceae]]></kwd>
<kwd lng="es"><![CDATA[Coexistencia]]></kwd>
<kwd lng="es"><![CDATA[Puya nitida]]></kwd>
<kwd lng="es"><![CDATA[Puya trianae]]></kwd>
<kwd lng="es"><![CDATA[Servicio de polinización]]></kwd>
<kwd lng="en"><![CDATA[Andes]]></kwd>
<kwd lng="en"><![CDATA[Bromeliaceae]]></kwd>
<kwd lng="en"><![CDATA[Coexistence]]></kwd>
<kwd lng="en"><![CDATA[Puya nitida]]></kwd>
<kwd lng="en"><![CDATA[Puya trianae]]></kwd>
<kwd lng="en"><![CDATA[Pollination service]]></kwd>
</kwd-group>
</article-meta>
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