<?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>S1870-34532022000100103</article-id>
<article-id pub-id-type="doi">10.22201/ib.20078706e.2022.93.3958</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Riqueza y distribución del género Asclepias (Apocynaceae: Asclepiadoideae) en México]]></article-title>
<article-title xml:lang="en"><![CDATA[Diversity and distribution of the genus Asclepias (Apocynaceae: Asclepiadoideae) in Mexico]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Juárez-Jaimes]]></surname>
<given-names><![CDATA[Verónica]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rodríguez-Morales]]></surname>
<given-names><![CDATA[Luisa O.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Paniagua-Ibáñez]]></surname>
<given-names><![CDATA[Maribel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hernández-Barón]]></surname>
<given-names><![CDATA[Gerald Matus]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Fishbein]]></surname>
<given-names><![CDATA[Mark]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Nacional Autónoma de México Instituto de Biología Departamento de Botánica]]></institution>
<addr-line><![CDATA[ Ciudad de México]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Oklahoma State University Department of Plant Biology, Ecology and Evolution ]]></institution>
<addr-line><![CDATA[ Oklahoma]]></addr-line>
<country>USA</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2022</year>
</pub-date>
<volume>93</volume>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1870-34532022000100103&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1870-34532022000100103&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1870-34532022000100103&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Asclepias (algodoncillos) es un género con 132 especies en América que se distribuyen desde Canadá hasta Argentina. Algunas especies tienen gran importancia en el estudio de procesos biológicos, así como en la medicina tradicional y alópata. Sin embargo, el conocimiento sobre su diversidad y distribución en México no ha sido bien documentado. Los objetivos de este trabajo fueron analizar la distribución geográfica y evaluar el estado de conservación de cada especie encontrada en México. Se compiló una base de datos de 3,195 registros de herbarios. Las distribuciones fueron analizadas utilizando un sistema de información geográfica. La riqueza de especies fue estimada por estados, tipos de vegetación, provincias biogeográficas y una cuadrícula con celdas de 90 × 90 km. Asclepias cuenta con 75 especies en México, de las cuales 34 son endémicas. Sonora fue el estado más diverso con 31 especies. Los bosques de coníferas y encinos, y el matorral xerófilo tuvieron el mayor número de especies, 57 y 36, respectivamente. De las provincias biogeográficas, el Desierto Chihuahuense tuvo la más alta diversidad con 45 especies. Las celdas con el mayor número de especies se encontraron en el Cinturón Volcánico Transmexicano y sus alrededores, con 20 a 24 especies.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Asclepias (milkweed) is a genus with 132 species in America, which are distributed from Canada to Argentina. Some of its species are of great importance in the study of biological processes, as well as in traditional and allopathic medicine. However, knowledge about its diversity and distribution in Mexico has not been well documented. The objectives of this work were to analyze the geographic distribution and to evaluate the conservation status of each species occurring in Mexico. A database of 3,195 herbarium records was compiled. Distributions were analyzed using a geographic information system. Species richness was estimated for states, vegetation types, biogeographic provinces and 90 × 90 km grid cells. Asclepias has 75 species in Mexico, of which 34 are endemic. Sonora was the most diverse state with 31 species. Conifer and oak forests, and xerophytic scrub had the highest number of species, 57 and 36 respectively. Among biogeographic provinces, the Chihuahuan Desert had the highest diversity with 45 species. The grid cells with the highest number of species were found in the Transmexican Volcanic Belt and its surroundings, with 20 to 24 species.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Algodoncillos]]></kwd>
<kwd lng="es"><![CDATA[Biogeografía]]></kwd>
<kwd lng="es"><![CDATA[Lista Roja UICN]]></kwd>
<kwd lng="en"><![CDATA[Milkweeds]]></kwd>
<kwd lng="en"><![CDATA[Biogeography]]></kwd>
<kwd lng="en"><![CDATA[IUCN Red List]]></kwd>
</kwd-group>
</article-meta>
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