<?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>0366-5232</journal-id>
<journal-title><![CDATA[Caldasia]]></journal-title>
<abbrev-journal-title><![CDATA[Caldasia]]></abbrev-journal-title>
<issn>0366-5232</issn>
<publisher>
<publisher-name><![CDATA[Instituto de Ciencias Naturales, Facultad de Ciencias-Universidad Nacional de Colombia]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0366-52322018000200262</article-id>
<article-id pub-id-type="doi">10.15446/caldasia.v40n2.71750</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Key to hornworts (Anthocerotophyta) of Colombia]]></article-title>
<article-title xml:lang="es"><![CDATA[Clave para Antocerotes (Anthocerotophyta) de Colombia]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gradstein]]></surname>
<given-names><![CDATA[S. Robbert]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Institut de Systématique  ]]></institution>
<addr-line><![CDATA[Paris ]]></addr-line>
<country>France</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2018</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2018</year>
</pub-date>
<volume>40</volume>
<numero>2</numero>
<fpage>262</fpage>
<lpage>270</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0366-52322018000200262&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0366-52322018000200262&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0366-52322018000200262&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT A key is presented to seven genera and fifteen species of hornworts recorded from Colombia. Three species found in Ecuador but not yet in Colombia (Dendroceros crispatus, Phaeomegaceros squamuligerus, and Phaeoceros tenuis) are also included in the key.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN Se presenta una clave taxonómica para los siete géneros y quince especies de antocerotes registrados en Colombia. Tres especies registradas en Ecuador, pero aún no en Colombia (Dendroceros crispatus, Phaeomegaceros squamuligerus y Phaeoceros tenuis), también son incluidas.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Biodiversity]]></kwd>
<kwd lng="en"><![CDATA[identification]]></kwd>
<kwd lng="en"><![CDATA[taxonomy]]></kwd>
<kwd lng="es"><![CDATA[Biodiversidad]]></kwd>
<kwd lng="es"><![CDATA[identificación]]></kwd>
<kwd lng="es"><![CDATA[taxonomía]]></kwd>
</kwd-group>
</article-meta>
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