<?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>2007-4298</journal-id>
<journal-title><![CDATA[Botanical Sciences]]></journal-title>
<abbrev-journal-title><![CDATA[Bot. sci]]></abbrev-journal-title>
<issn>2007-4298</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Botánica de México A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2007-42982016000100097</article-id>
<article-id pub-id-type="doi">10.17129/botsci.280</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Telipogon helleri (Orchidaceae): population characteristics, new locality in Mexico and risk of extinction]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[García-González]]></surname>
<given-names><![CDATA[Alfredo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Damon]]></surname>
<given-names><![CDATA[Anne]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Riverón-Giró]]></surname>
<given-names><![CDATA[Frander B.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Aguilar-Romero]]></surname>
<given-names><![CDATA[Osiris]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Solís-Montero]]></surname>
<given-names><![CDATA[Lislie]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ávila-Díaz]]></surname>
<given-names><![CDATA[Irene]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,El Colegio de la Frontera Sur Unidad Tapachula ]]></institution>
<addr-line><![CDATA[Tapachula Chiapas]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Autónoma Metropolitana Unidad Iztapalapa ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad Michoacana de San Nicolás de Hidalgo Facultad de Biología ]]></institution>
<addr-line><![CDATA[Morelia Michoacán]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2016</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2016</year>
</pub-date>
<volume>94</volume>
<numero>1</numero>
<fpage>97</fpage>
<lpage>106</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-42982016000100097&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-42982016000100097&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-42982016000100097&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: The first record of Telipogon helleri (Orchidaceae) in Mexico was in 2009. The relevance of this study is the finding and characterization of a second population of this taxon, in a new location, and the revaluation of the original population five years later of its discovery. In addition, we evaluated the new population by the Method of Evaluation of Risk of Extinction for plants in Mexico (MER-Plantas). We evaluated this species using the Risk Assessment Method of Extinction for plants in Mexico (MER-Plantas). The original population increased 1.7 % (15.38 % immatures; 84.62 % adults; n= 78 individuals), and was distributed among six phorophytes (four more than in 2009), with 73.08% of the individuals growing on twigs and with a similar number of individuals facing the different cardinal points. The new population was found in a cloud forest fragment, growing on a single phorophyte (Brunellia mexicana), consisting of 36 individuals (38.89 % immatures; 61.11 % adults), all of which were growing on the trunk and 69.44 % facing west. We suggest that T. helleri should be placed in the category of endangered (P), in the Mexican Official Standard for threatened flora and fauna. It is necessary to carry out demographic and molecular studies to evaluate the levels of endogamy and the genetic viability of the individuals present and to estimate the capacity for adaptation and population growth. The increase in the number of individuals in the last five years could be rapidly reversed given the adverse conditions prevailing in the habitats and localities where the two populations are found.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: El primer registro de Telipogon helleri (Orchidaceae) en México fue en 2009. En el presente estudio se informa del hallazgo de una segunda población de este taxón, en una nueva localidad, y se reevalúa la población original cinco años después de su descubrimiento. Además, se caracteriza la nueva población y se evalúa la especie a través del Método de Evaluación del Riesgo de Extinción para plantas en México (MER-Plantas). Actualmente la población original presenta un incremento de 1.7 % (15.38 % inmaduros; 84.62 % adultos; n= 78 individuos), crece sobre seis forófitos (cuatro más que en 2009), 73.08 % de los individuos se encuentran sobre ramillas y su número hacia las diferentes orientaciones cardinales es similar. La nueva población de T. helleri se localizó en un fragmento de bosque de niebla, sobre un único forófito (Brunellia mexicana), cuenta con 36 individuos (38.89 % inmaduros; 61.11 % adultos), todos crecían sobre el tronco y 69.44 % lo hacía con orientación oeste. Se propone que la especie se considere en la categoría en peligro de extinción (P) en la Norma Oficial Mexicana. Es necesario realizar estudios demográficos y moleculares de T. helleri, para conocer los niveles de endogamia y variabilidad genética de los individuos y estimar la capacidad de adaptación y crecimiento poblacional de la especie. El aumento en el número de individuos que se ha logrado en los últimos cinco años podría invertirse rápidamente por las condiciones adversas de los hábitats y las localidades donde se encuentra.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Chiapas]]></kwd>
<kwd lng="en"><![CDATA[cloud forest]]></kwd>
<kwd lng="en"><![CDATA[coffee plantations]]></kwd>
<kwd lng="en"><![CDATA[life classes]]></kwd>
<kwd lng="en"><![CDATA[MER-Plantas]]></kwd>
<kwd lng="en"><![CDATA[phorophyte]]></kwd>
<kwd lng="en"><![CDATA[vertical distribution]]></kwd>
<kwd lng="es"><![CDATA[Bosque de niebla]]></kwd>
<kwd lng="es"><![CDATA[cafetal]]></kwd>
<kwd lng="es"><![CDATA[Chiapas]]></kwd>
<kwd lng="es"><![CDATA[clases de vida]]></kwd>
<kwd lng="es"><![CDATA[distribución vertical]]></kwd>
<kwd lng="es"><![CDATA[forófito]]></kwd>
<kwd lng="es"><![CDATA[MER-Plantas]]></kwd>
</kwd-group>
</article-meta>
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