<?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>S0366-52322019000200289</article-id>
<article-id pub-id-type="doi">10.15446/caldasia.v41n2.67382</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Las especies de Pereskia (Pereskioideae, Cactaceae) en Colombia]]></article-title>
<article-title xml:lang="en"><![CDATA[The species of Pereskia (Pereskioideae, Cactaceae) from Colombia]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Estrada-Castillo]]></surname>
<given-names><![CDATA[Sandra]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Negritto]]></surname>
<given-names><![CDATA[María A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Fernández-Alonso]]></surname>
<given-names><![CDATA[José Luis]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Carbonó-Delahoz]]></surname>
<given-names><![CDATA[Eduino]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad del Magdalena Grupo de Investigación Manejo y Conservación de Flora ]]></institution>
<addr-line><![CDATA[Santa Marta ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Real Jardín Botánico Departamento de Biodiversidad y Conservación ]]></institution>
<addr-line><![CDATA[Madrid ]]></addr-line>
<country>España</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad del Magdalena Grupo de Investigación Fitotecnia del Trópico ]]></institution>
<addr-line><![CDATA[Santa Marta ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2019</year>
</pub-date>
<volume>41</volume>
<numero>2</numero>
<fpage>289</fpage>
<lpage>300</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0366-52322019000200289&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0366-52322019000200289&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0366-52322019000200289&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN Se presenta un estudio taxonómico de las especies colombianas del género Pereskia (Pereskioideae, Cactaceae) basado en el análisis de atributos vegetativos y reproductivos de los ejemplares depositados, principalmente, en herbarios colombianos y algunos del exterior. En Colombia, el género Pereskia tiene tres especies: P. aculeata, P. bleo y P. guamacho. Se ofrece una clave dicotómica para el reconocimiento de las especies que se encuentran en el país, descripciones de éstas, iconografías, nombres comunes, distribución geográfica y comentarios sobre sus caracteres diagnósticos.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT A taxonomic study of the Colombian species of the genus Pereskia (Pereskioideae, Cactaceae) is presented based on analysis vegetative and reproductive attributes of the specimens deposited in Colombian and some foreign herbaria mainly. In Colombia, the genus Pereskia has three species: P. aculeata, P. bleo, and P. guamacho. A dichotomous key is provided for the recognition of the species found in the country, and also descriptions, iconographies, common names, geographical distribution and comments on the diagnostic characters of the species.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Arid zones]]></kwd>
<kwd lng="en"><![CDATA[Cactaceae]]></kwd>
<kwd lng="en"><![CDATA[flora of Colombia]]></kwd>
<kwd lng="en"><![CDATA[taxonomy]]></kwd>
<kwd lng="es"><![CDATA[Cactaceae]]></kwd>
<kwd lng="es"><![CDATA[flora de Colombia]]></kwd>
<kwd lng="es"><![CDATA[taxonomía]]></kwd>
<kwd lng="es"><![CDATA[zonas áridas]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Anderson]]></surname>
<given-names><![CDATA[EF]]></given-names>
</name>
</person-group>
<source><![CDATA[The cactus family]]></source>
<year>2001</year>
<publisher-loc><![CDATA[Portland, Oregon ]]></publisher-loc>
<publisher-name><![CDATA[Timber Press]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bernal]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Gradstein]]></surname>
<given-names><![CDATA[SR]]></given-names>
</name>
<name>
<surname><![CDATA[Celis]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<source><![CDATA[Catálogo de plantas y liquenes de Colombia]]></source>
<year>c201</year>
<month>5</month>
<publisher-loc><![CDATA[Universidad Nacional de Colombia, Bogotá ]]></publisher-loc>
<publisher-name><![CDATA[Instituto de Ciencias Naturales]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bernal]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Galeano]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Rodriguez]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Sarmiento]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Gutiérrez]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<source><![CDATA[Nombres Comunes de las Plantas de Colombia]]></source>
<year>c201</year>
<month>3</month>
</nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bravo-H]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Arias-M]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Cactaceae]]></article-title>
<source><![CDATA[Flora de Mesoamerica]]></source>
<year>c201</year>
<month>1</month>
<volume>2</volume>
<numero>1</numero>
<issue>1</issue>
<publisher-name><![CDATA[Missouri Botanical Garden]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bravo-Hollis]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
</person-group>
<source><![CDATA[Las Cactáceas de México]]></source>
<year>1978</year>
<volume>1</volume>
<edition>segunda edición</edition>
<publisher-loc><![CDATA[México ]]></publisher-loc>
<publisher-name><![CDATA[Universidad Nacional Autónoma de México]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Britton]]></surname>
<given-names><![CDATA[NL]]></given-names>
</name>
<name>
<surname><![CDATA[Rose]]></surname>
<given-names><![CDATA[JN]]></given-names>
</name>
</person-group>
<source><![CDATA[Cactaceae: descriptions and illustrations of plants of the cactus family]]></source>
<year>1919</year>
<publisher-loc><![CDATA[Washington ]]></publisher-loc>
<publisher-name><![CDATA[Carnegie Institution]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Butterworth]]></surname>
<given-names><![CDATA[CA]]></given-names>
</name>
<name>
<surname><![CDATA[Wallace]]></surname>
<given-names><![CDATA[RS]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Molecular phylogenetics of the leafy cactus genus Pereskia (Cactaceae)]]></article-title>
<source><![CDATA[Syst. Bot]]></source>
<year>2005</year>
<volume>30</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>800-8</page-range></nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Carbonó-Delahoz]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Barros-Barraza]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Jiménez-Vergara]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Cactáceas de Santa Marta, Magdalena. Colombia]]></article-title>
<source><![CDATA[Rev. Acad. Colomb. Cienc. Exact. Fis. Nat]]></source>
<year>2013</year>
<volume>37</volume>
<numero>143</numero>
<issue>143</issue>
<page-range>177-87</page-range></nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Croizat]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A check list of Colombian and presumed Colombian Cactaceae]]></article-title>
<source><![CDATA[Caldasia]]></source>
<year>1944</year>
<volume>2</volume>
<numero>9</numero>
<issue>9</issue>
<page-range>337-55</page-range></nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Edwards]]></surname>
<given-names><![CDATA[EJ]]></given-names>
</name>
<name>
<surname><![CDATA[Nyffeler]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Donoghe]]></surname>
<given-names><![CDATA[MJ]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Basal cactus phylogeny: implications of Pereskia (Cactaceae) paraphyly for the transition to the cactus life forms]]></article-title>
<source><![CDATA[Am. J. Bot]]></source>
<year>2005</year>
<volume>92</volume>
<numero>7</numero>
<issue>7</issue>
<page-range>1177-88</page-range></nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Edwards]]></surname>
<given-names><![CDATA[EJ]]></given-names>
</name>
<name>
<surname><![CDATA[Diaz]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Ecological physiology of Pereskia gua-macho, a cactus with leaves]]></article-title>
<source><![CDATA[Plant. Cell. Environ]]></source>
<year>2006</year>
<volume>29</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>247-56</page-range></nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Edwards]]></surname>
<given-names><![CDATA[EJ]]></given-names>
</name>
<name>
<surname><![CDATA[Donoghue]]></surname>
<given-names><![CDATA[MJ]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Pereskia and the Origin of the Cactus Life-Form]]></article-title>
<source><![CDATA[Am. Nat]]></source>
<year>2006</year>
<volume>167</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>777-93</page-range></nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="book">
<collab>[ESRI] Environmental Systems Research Institute</collab>
<source><![CDATA[ArcGIS Desktop: Release 10.1]]></source>
<year>c201</year>
<month>1</month>
<publisher-loc><![CDATA[Redlands, California, USA ]]></publisher-loc>
<publisher-name><![CDATA[ESRI]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Fernández-A]]></surname>
<given-names><![CDATA[JL]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Nueva especie colombiana de Browningia (Cactaceae, Catoideae, Browningieae) potencialmente promisoria para el país]]></article-title>
<source><![CDATA[Rev. acad. colomb. cienc. exact. fis. nat]]></source>
<year>2006</year>
<volume>30</volume>
<numero>114</numero>
<issue>114</issue>
<page-range>19-30</page-range></nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Fernández-A]]></surname>
<given-names><![CDATA[JL]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Cactaceae]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Rangel-Ch]]></surname>
<given-names><![CDATA[JO]]></given-names>
</name>
</person-group>
<source><![CDATA[Colombia Diversidad Biótica XII. La región Caribe de Colombia]]></source>
<year>2012</year>
<page-range>240-1</page-range><publisher-loc><![CDATA[Bogotá ]]></publisher-loc>
<publisher-name><![CDATA[Instituto de Ciencias Naturales, Universidad Nacional de Colombia, Códice Ltda]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[González]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Diaz]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Lowy]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<source><![CDATA[Flora Ilustrada de San Andrés y Providencia]]></source>
<year>1995</year>
<publisher-loc><![CDATA[Bogotá ]]></publisher-loc>
<publisher-name><![CDATA[Servicio Nacional de Aprendizaje-Universidad Nacional de Colombia]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hunt]]></surname>
<given-names><![CDATA[DR]]></given-names>
</name>
</person-group>
<source><![CDATA[The New Cactus Lexicon Illustrations]]></source>
<year>2013</year>
<publisher-loc><![CDATA[Milborne Port ]]></publisher-loc>
<publisher-name><![CDATA[David Hunt Books]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hunt]]></surname>
<given-names><![CDATA[DR]]></given-names>
</name>
<name>
<surname><![CDATA[Taylor]]></surname>
<given-names><![CDATA[NP]]></given-names>
</name>
<name>
<surname><![CDATA[Charles]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
</person-group>
<source><![CDATA[The New Cactus Lexicon: descriptions and illustrations of the cactus family]]></source>
<year>2006</year>
<publisher-loc><![CDATA[Milborne Port ]]></publisher-loc>
<publisher-name><![CDATA[David Hunt Books]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Leuenberger]]></surname>
<given-names><![CDATA[BE]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Pereskia (Cactaceae)]]></article-title>
<source><![CDATA[Mem. New York Bot. G]]></source>
<year>1986</year>
<volume>41</volume>
<page-range>1-141</page-range></nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Leuenberger]]></surname>
<given-names><![CDATA[BE]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A preliminary list of Cactaceae from the Guianas and recommendations for future collecting and preparation of specimens]]></article-title>
<source><![CDATA[Willdenowia]]></source>
<year>1987</year>
<volume>16</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>497-510</page-range></nlm-citation>
</ref>
<ref id="B21">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Leuenberger]]></surname>
<given-names><![CDATA[BE]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Pereskia, Maihuenia and Blossfeldia -Taxonomic history, updates and notes]]></article-title>
<source><![CDATA[Haseltonia]]></source>
<year>2008</year>
<volume>14</volume>
<page-range>54-93</page-range></nlm-citation>
</ref>
<ref id="B22">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lowy]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Flora vascular terrestre del Archipiélago de San Andrés y Providencia]]></article-title>
<source><![CDATA[Biota Colomb]]></source>
<year>2000</year>
<volume>1</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>109-24</page-range></nlm-citation>
</ref>
<ref id="B23">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Nyffeler]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Phylogenetic relationships in the cactus family (Cactaceae) based on evidence from trnK/matK and trnL-trnF sequences]]></article-title>
<source><![CDATA[Am. J. Bot]]></source>
<year>2002</year>
<volume>89</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>312-26</page-range></nlm-citation>
</ref>
<ref id="B24">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rangel-Ch]]></surname>
<given-names><![CDATA[JO]]></given-names>
</name>
<name>
<surname><![CDATA[Rivera]]></surname>
<given-names><![CDATA[O]]></given-names>
</name>
<name>
<surname><![CDATA[Giraldo]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Parra]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Murillo]]></surname>
<given-names><![CDATA[JC]]></given-names>
</name>
<name>
<surname><![CDATA[Gil]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
<name>
<surname><![CDATA[Fernández-A]]></surname>
<given-names><![CDATA[JL]]></given-names>
</name>
<name>
<surname><![CDATA[Sarmiento]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Galeano]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Bernal]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Suárez]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Botina]]></surname>
<given-names><![CDATA[JR]]></given-names>
</name>
<name>
<surname><![CDATA[Morales]]></surname>
<given-names><![CDATA[ME]]></given-names>
</name>
<name>
<surname><![CDATA[Berg]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Catálogo de espermatófitos del Chocó Biogeográfico]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Rangel-Ch]]></surname>
<given-names><![CDATA[JO]]></given-names>
</name>
</person-group>
<source><![CDATA[Colombia Diversidad Biótica IV El Chocó Biogeográfico/Costa Pacífica]]></source>
<year>2004</year>
<page-range>105-454</page-range><publisher-loc><![CDATA[Bogotá ]]></publisher-loc>
<publisher-name><![CDATA[Universidad Nacional de Colombia]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B25">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Romero-C]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
</person-group>
<source><![CDATA[Frutas silvestres de Colombia Vol. 2]]></source>
<year>1969</year>
<publisher-loc><![CDATA[Bogotá ]]></publisher-loc>
<publisher-name><![CDATA[Universidad Nacional de Colombia]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B26">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Stevenson]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Quiñones]]></surname>
<given-names><![CDATA[MJ]]></given-names>
</name>
<name>
<surname><![CDATA[Castellanos]]></surname>
<given-names><![CDATA[MC]]></given-names>
</name>
</person-group>
<source><![CDATA[Guia de frutos de los bosques del rio Duda, La Macarena, Colombia]]></source>
<year>2000</year>
<publisher-loc><![CDATA[Bogotá ]]></publisher-loc>
<publisher-name><![CDATA[Netherlands Commite for IUCN. Giro Eds. Ltda]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B27">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Thiers]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
</person-group>
<source><![CDATA[Index Herbariorum. A global directory of public herbaria and associated staff]]></source>
<year>c201</year>
<month>7</month>
<publisher-name><![CDATA[New York Botanical Garden's Virtual Herbarium]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B28">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Wallace]]></surname>
<given-names><![CDATA[RS]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Molecular systematic study of the Cactaceae: Using chloroplast DNA variation to elucidate Cactus phylogeny]]></article-title>
<source><![CDATA[Bradleya]]></source>
<year>1995</year>
<volume>13</volume>
<page-range>1-12</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
