<?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>0187-7151</journal-id>
<journal-title><![CDATA[Acta botánica mexicana]]></journal-title>
<abbrev-journal-title><![CDATA[Act. Bot. Mex]]></abbrev-journal-title>
<issn>0187-7151</issn>
<publisher>
<publisher-name><![CDATA[Instituto de Ecología A.C., Centro Regional del Bajío]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0187-71512025000100143</article-id>
<article-id pub-id-type="doi">10.21829/abm132.2025.2498</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Flora de un bosque de Quercus de la Reserva Estatal Sierra del Tentzo, Puebla, México]]></article-title>
<article-title xml:lang="en"><![CDATA[Flora of a Quercus forest of the Reserva Estatal Sierra del Tentzo, Puebla, Mexico]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cruz-Martínez]]></surname>
<given-names><![CDATA[José Andrés]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Andrés-Hernández]]></surname>
<given-names><![CDATA[Agustina Rosa]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gutiérrez]]></surname>
<given-names><![CDATA[Jorge]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Benemérita Universidad Autónoma de Puebla Facultad de Ciencias Biológicas ]]></institution>
<addr-line><![CDATA[Puebla Puebla]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Autónoma Chapingo Departamento de Preparatoria Agrícola ]]></institution>
<addr-line><![CDATA[Texcoco Estado de México]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2025</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2025</year>
</pub-date>
<numero>132</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0187-71512025000100143&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0187-71512025000100143&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0187-71512025000100143&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen:  Antecedentes y Objetivos:  En la Reserva Estatal Sierra del Tentzo (REST), ubicada al centro sur de Puebla, México, se encuentran bosque de Quercus, bosque tropical caducifolio, matorral xerófilo y bosque de coníferas. La flora local ha sido poco documentada, por lo que los objetivos de este trabajo fueron contribuir al conocimiento florístico de la REST, así como estimar su riqueza y evaluar las afinidades florísticas con otras áreas del país.  Métodos:  Se realizaron 29 salidas a campo entre 2023 y 2025 para recolectar plantas vasculares. La determinación se realizó mediante literatura especializada y con el apoyo de especialistas en algunos grupos taxonómicos. El material será depositado en los herbarios FEZA, HUAP y MEXU. Se evaluó el esfuerzo de muestreo realizado por medio de una curva de acumulación de especies, y las afinidades florísticas mediante un análisis de similitud en el nivel genérico con 14 áreas de México.  Resultados clave: Se reconocieron 339 especies, agrupadas en 226 géneros y 76 familias. Asteraceae, Fabaceae y Lamiaceae resultaron las familias con mayor riqueza en el nivel de especie. Entre los géneros destacaron Ipomoea, Salvia y Tillandsia. Se registraron 212 especies endémicas; seis están bajo alguna categoría de riesgo según la NOM-059-SEMARNAT-2010. La mayoría de los elementos florísticos se han reportado principalmente para tres tipos de vegetación. El análisis de similitud florística arrojó que la flora del área de estudio se relaciona con comunidades de matorral xerófilo. Se estimó que el inventario integra cerca de 75% de las especies presentes en el área.  Conclusiones:  El área estudiada en la REST se describe como un ecotono, integrado por elementos de tres tipos de vegetación. El área aloja registros nuevos para el estado de Puebla. Los resultados obtenidos permiten apoyar y fortalecer las estrategias integrales de conservación y manejo de los recursos naturales.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract:  Background and Aims:  The Reserva Estatal Sierra del Tentzo (REST), located in south-central Puebla, Mexico, comprises Quercus forests, tropical deciduous forests, xerophilous scrublands and coniferous forests. The flora of this region remains poorly documented. Hence, this study aims to contribute to the floristic inventory of the REST, as well as estimate its species richness, and assess its floristic relationships with other regions of Mexico.  Methods: From 2023 to 2025, we conducted 29 field trips to collect vascular plants. Specimens were identified using specialized literature and verified with the assistance of specialists in some taxonomic groups. The collected material will be deposited in the herbaria FEZA, HUAP and MEXU. To assess sampling completeness, we generated a species accumulation curve, and we evaluated floristic affinities using similarity analysis with 14 other regions in Mexico.  Key results: We documented 339 species, organized in 226 genera and 76 families. The families Asteraceae, Fabaceae and Lamiaceae were the richest at species level, while the most diverse genera were Ipomoea, Salvia and Tillandsia. Among the recorded species, 212 are endemic, six were classified as threatened species in the NOM-059-SEMARNAT-2010. Most of the floristic elements have been reported mainly for three vegetation types. The similarity analysis revealed the strongest floristic affinities with xerophilous scrub communities. We estimate that the inventory includes nearly 75% of the species present in the area.  Conclusions:  The study area in the REST is described as an ecotone, consisting of elements of three vegetation types. The area documents new vascular plant records for the state of Puebla. These findings support and strengthen the comprehensive conservation strategies and management of natural resources.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[biodiversidad]]></kwd>
<kwd lng="es"><![CDATA[ecotono]]></kwd>
<kwd lng="es"><![CDATA[endemismo]]></kwd>
<kwd lng="es"><![CDATA[flora de Puebla]]></kwd>
<kwd lng="es"><![CDATA[similitud florística]]></kwd>
<kwd lng="es"><![CDATA[tipos de vegetación]]></kwd>
<kwd lng="en"><![CDATA[biodiversity]]></kwd>
<kwd lng="en"><![CDATA[ecotone]]></kwd>
<kwd lng="en"><![CDATA[endemism]]></kwd>
<kwd lng="en"><![CDATA[floristic similarity]]></kwd>
<kwd lng="en"><![CDATA[Puebla flora]]></kwd>
<kwd lng="en"><![CDATA[vegetation type]]></kwd>
</kwd-group>
</article-meta>
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