<?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>1405-2768</journal-id>
<journal-title><![CDATA[Polibotánica]]></journal-title>
<abbrev-journal-title><![CDATA[Polibotánica]]></abbrev-journal-title>
<issn>1405-2768</issn>
<publisher>
<publisher-name><![CDATA[Instituto Politécnico Nacional, Escuela Nacional de Ciencias Biológicas]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1405-27682020000100030</article-id>
<article-id pub-id-type="doi">10.18387/polibotanica.49.3</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Descripción de aspectos del suelo y composición florística del hábitat de Lobelia villaregalis (Campanulaceae), especie endémica de Jalisco, México]]></article-title>
<article-title xml:lang="en"><![CDATA[Description of soil and floristic composition of the habitat of Lobelia villaregalis (Campanulaceae), a species endemic to Jalisco, Mexico]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Villa-Galaviz]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hernández-López]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Harker]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Neri-Luna]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de Guadalajara Herbario Luz María Villarreal de Puga del Instituto de Botánica Departamento de Botánica y Zoología]]></institution>
<addr-line><![CDATA[ Jalisco]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad de Guadalajara Herbario Luz María Villarreal de Puga del Instituto de Botánica Departamento de Botánica y Zoología]]></institution>
<addr-line><![CDATA[ Jalisco]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad de Guadalajara Laboratorio de Ecofisiología Vegetal Departamento de Ecología]]></institution>
<addr-line><![CDATA[ Jalisco]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2020</year>
</pub-date>
<numero>49</numero>
<fpage>30</fpage>
<lpage>49</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1405-27682020000100030&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1405-27682020000100030&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1405-27682020000100030&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: Lobelia villaregalis es una especie endémica de Jalisco, México. Desafortunadamente, se desconocen las características del hábitat donde se desarrolla, lo cual limita el establecimiento de estrategias de conservación, así como la determinación de la distribución potencial de la especie. En este estudio, se caracterizaron algunas propiedades del suelo, su asociación micorrícica y la vegetación circundante en dos localidades donde la planta crece. El suelo en ambas localidades es franco arenoso poco profundo (1.5 cm) y de baja fertilidad, la raíz de L. villaregalis mostró bajos porcentajes de colonización por hongos micorrícicos del tipo arbuscular. La comunidad vegetal corresponde al bosque mixto de encino-pino donde la diversidad de la flora asociada consta de 140 taxa incluidos en 102 géneros y 44 familias de plantas vasculares. Asteraceae incluye 32% de los taxa registrados, seguida de Poaceae y Pteridaceae (6% y 5% respectivamente). El estrato herbáceo es el más diverso (73% de los taxa), seguido del arbóreo (13%) y el arbustivo (11%). De la riqueza total de especies, 31 (22.1%) se comparten entre las dos localidades, 101 (72%) se encuentran en &#8220;La Venta&#8221; siendo 70 exclusivas de este sitio, mientras que en &#8220;El Espinazo&#8221; se registran 70 taxa (50%), de ellos 39 no se comparten. La composición florística del bosque mixto, así como las condiciones físicas de las localidades indican que L. villaregalis prefiere hábitats relativamente conservados con alta humedad y paredes o laderas pronunciadas con sustrato arenoso. Los resultados sugieren que la conservación de tales hábitats sería la estrategia adecuada para proteger la especie en cuestión.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: Lobelia villaregalis is a plant endemic to Jalisco, Mexico. The habitat where it grows is not well known and for this reason conservation strategies and the definition of potential distribution in other sites have not been defined. In this study a description of soil characteristics and floristics are presented for a ravine and a rock face where the plant grows. In both places, the soil is infertile, sandy loam only 1.5 cm deep where the roots present low percentages of colonization by arbuscular mycorrhizal fungi. Mixed pine-oak forest occurs in the two sites. The vascular flora includes 140 taxa in 102 genera and 44 families. Asteraceae is the most abundant representing 32% of the taxa, followed by Poaceae and Pteridaceae (with 6% and 5% respectively). Herbs dominate the flora including 73% of the taxa followed by trees (13%) and then shrubs (11%). With respect to the total richness, 31 species (22.1%) are shared by the two locations while 101 (72%) are known in &#8220;La Venta&#8221; of which 70 are exclusive to this location, while in &#8220;El Espinazo&#8221; 70 taxa (50%) are known and 39 are not shared. The floristic composition of the mixed forest as well as the physical conditions of the localities indicate that L. villaregalis prefers relatively conserved habitats with high humidity and pronounced walls or slopes with sandy substrate. The results suggest that the conservation of such habitats would be the appropriate strategy to protect the species in question.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Lobelia]]></kwd>
<kwd lng="es"><![CDATA[especie endémica]]></kwd>
<kwd lng="es"><![CDATA[La Primavera]]></kwd>
<kwd lng="es"><![CDATA[áreas protegidas]]></kwd>
<kwd lng="es"><![CDATA[hongos micorrícicos arbusculares]]></kwd>
<kwd lng="es"><![CDATA[conservación]]></kwd>
<kwd lng="en"><![CDATA[Lobelia]]></kwd>
<kwd lng="en"><![CDATA[endemic species]]></kwd>
<kwd lng="en"><![CDATA[La Primavera]]></kwd>
<kwd lng="en"><![CDATA[protected areas]]></kwd>
<kwd lng="en"><![CDATA[arbuscular mycorrhizal fungi]]></kwd>
<kwd lng="en"><![CDATA[conservation]]></kwd>
</kwd-group>
</article-meta>
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