<?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>S1870-34532023000101302</article-id>
<article-id pub-id-type="doi">10.22201/ib.20078706e.2023.94.5272</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Floral indumentum of Miconia: in search of diagnostic characters for the tribe Miconieae]]></article-title>
<article-title xml:lang="es"><![CDATA[Indumento floral de Miconia: en busca de caracteres diagnósticos para la tribu Miconieae]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gonçales]]></surname>
<given-names><![CDATA[Raísa]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Carmo]]></surname>
<given-names><![CDATA[Amanda Aparecida O. do]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Santos]]></surname>
<given-names><![CDATA[Anderson F. dos]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Souza]]></surname>
<given-names><![CDATA[Luiz Antonio de]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidade Estadual de Maringá  ]]></institution>
<addr-line><![CDATA[Maringá Paraná]]></addr-line>
<country>Brasil</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2023</year>
</pub-date>
<volume>94</volume>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1870-34532023000101302&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1870-34532023000101302&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1870-34532023000101302&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract The tribe Miconieae was composed of a few genera, such as Miconia, Clidemia, Leandra, and Ossaea, but recent works have recognized Miconia as the only genus of the tribe. The morphological diversity of trichomes in Melastomataceae have been employed for systematic purposes, especially the foliar indumentum. In the present paper, hypanthium trichomes of 24 species of Miconieae were investigated, 8 species of Miconia sensu stricto and 16 species of Leandra, as a contribution to the taxonomy of the tribe. Samples were obtained from herbarium and plant specimens collected in a state park in Paraná, Brazil. The hypanthium indumentum of the samples was analyzed using a scanning electron microscope. Our results revealed that long-peduncle stellate trichomes appear only within Miconia s.s., while dendritic eglandular trichomes and glandular trichomes appear only in Leandra. Mixed trichomes with a lateral gland are less frequent and were found in both genera. It is not surprising, therefore, that the hypanthia of the investigated species possess indumentum of potential taxonomic significance. The characters of the indumentum of Miconia s.s., and Leandra may be useful in the infrageneric taxonomy of the new proposal for the tribe Miconieae.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen La tribu Miconiae estaba compuesta por los géneros Miconia, Clidemia, Leandra y Ossaea, pero trabajos recientes han reconocido a Miconia como el único género de la tribu. La diversidad morfológica de los tricomas en Melastomataceae se ha empleado con fines sistemáticos, especialmente el indumento foliar. En el presente trabajo se investigaron los tricomas del hipantio de 24 especies de Miconieae, 8 especies de Miconia sensu stricto y 16 especies de Leandra como aporte a la taxonomía de la tribu. Las muestras se obtuvieron de especímenes de herbario y plantas recolectados en un parque estatal en Paraná, Brasil. El indumento del hipantio de las muestras se analizó utilizando un microscopio electrónico de barrido. Nuestros resultados revelaron que los tricomas estrellados de pedúnculo largo aparecen solo en Miconia s.s., mientras que los tricomas dendríticos eglandulares y los tricomas glandulares aparecen solo en Leandra. Los tricomas mixtos con glándula lateral son menos frecuentes y se encontraron en ambos géneros. No sorprende, por lo tanto, que los hipantios de las especies investigadas presenten un indumento de potencial importancia taxonómica. Los caracteres del indumento de Miconia s.s. y Leandra pueden ser útiles en la taxonomía infragenérica de la nueva propuesta para la tribu Miconieae.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Dendritic trichomes]]></kwd>
<kwd lng="en"><![CDATA[Hypanthium indumentum]]></kwd>
<kwd lng="en"><![CDATA[Leandra]]></kwd>
<kwd lng="en"><![CDATA[Mixed trichomes]]></kwd>
<kwd lng="en"><![CDATA[Stellate trichomes]]></kwd>
<kwd lng="es"><![CDATA[Tricomas dendríticos]]></kwd>
<kwd lng="es"><![CDATA[Indumento del hipantio]]></kwd>
<kwd lng="es"><![CDATA[Leandra]]></kwd>
<kwd lng="es"><![CDATA[Tricomas mixtos]]></kwd>
<kwd lng="es"><![CDATA[Tricomas estrellados]]></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[Caddah]]></surname>
<given-names><![CDATA[M. K.]]></given-names>
</name>
</person-group>
<source><![CDATA[Estudos taxonômicos e filogenéticos em Miconia Sect. Discolor (Melastomataceae, Miconieae)]]></source>
<year>2013</year>
<publisher-loc><![CDATA[Campinas, São Paulo, Brazil ]]></publisher-loc>
<publisher-name><![CDATA[Universidade Estadual de Campinas]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Camargo]]></surname>
<given-names><![CDATA[E. A.]]></given-names>
</name>
</person-group>
<source><![CDATA[O gênero Leandra, seções Carassanae, Niangae e Secundiflorae (Melastomataceae) no Paraná]]></source>
<year>2008</year>
<publisher-loc><![CDATA[Curitiba, Paraná, Brazil ]]></publisher-loc>
<publisher-name><![CDATA[Universidade Federal do Paraná]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Chagas]]></surname>
<given-names><![CDATA[E. C. O.]]></given-names>
</name>
</person-group>
<source><![CDATA[O gênero Miconia Ruiz &amp; Pav. (Melastomataceae) na Floresta Atlântica do Nordeste Oriental]]></source>
<year>2012</year>
<publisher-loc><![CDATA[Recife, Pernambuco, Brazil ]]></publisher-loc>
<publisher-name><![CDATA[Universidade Federal de Pernambuco]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cogniaux]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Melastomataceae]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Candolle]]></surname>
<given-names><![CDATA[A. L. L. P. P. De]]></given-names>
</name>
<name>
<surname><![CDATA[Candolle]]></surname>
<given-names><![CDATA[A. C. P. De]]></given-names>
</name>
</person-group>
<source><![CDATA[Monographiae phanegogamarum]]></source>
<year>1891</year>
<page-range>321-83</page-range><publisher-loc><![CDATA[Paris ]]></publisher-loc>
<publisher-name><![CDATA[G. Masson]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Dickison]]></surname>
<given-names><![CDATA[W. C.]]></given-names>
</name>
</person-group>
<source><![CDATA[Integrative plant anatomy]]></source>
<year>2000</year>
<publisher-loc><![CDATA[San Diego ]]></publisher-loc>
<publisher-name><![CDATA[Harcourt Academic Press]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Evert]]></surname>
<given-names><![CDATA[R. F.]]></given-names>
</name>
</person-group>
<source><![CDATA[Esau&#8217;s plant anatomy/meristems, cells, and tissues of the plant anatomy: their structure, function, and development]]></source>
<year>2006</year>
<publisher-loc><![CDATA[Hoboken, New Jersey ]]></publisher-loc>
<publisher-name><![CDATA[Wiley-Interscience]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Goldenberg]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Penneys]]></surname>
<given-names><![CDATA[D. S.]]></given-names>
</name>
<name>
<surname><![CDATA[Almeda]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Judd]]></surname>
<given-names><![CDATA[W. S.]]></given-names>
</name>
<name>
<surname><![CDATA[Michelangeli]]></surname>
<given-names><![CDATA[F. A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Phylogeny of Miconia (Melastomataceae): patterns of stamen diversification in a megadiverse Neotropical genus]]></article-title>
<source><![CDATA[International Journal of Plant Science]]></source>
<year>2008</year>
<volume>169</volume>
<page-range>963-79</page-range></nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Gonçales-Silva]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Almeida]]></surname>
<given-names><![CDATA[O. J. G.]]></given-names>
</name>
<name>
<surname><![CDATA[Souza]]></surname>
<given-names><![CDATA[L. A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Leaf structural characters of Leandra and Miconia (Miconieae: Melastomataceae): taxonomic and ecological significance]]></article-title>
<source><![CDATA[Boletim do Museu Paraense Emílio Goeldi, Ciências Naturais]]></source>
<year>2019</year>
<volume>14</volume>
<page-range>425-37</page-range></nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Guimarães]]></surname>
<given-names><![CDATA[P. J. F.]]></given-names>
</name>
<name>
<surname><![CDATA[Ranga]]></surname>
<given-names><![CDATA[N. T.]]></given-names>
</name>
<name>
<surname><![CDATA[Martins]]></surname>
<given-names><![CDATA[A. B.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Morfologia dos tricomas em Tibouchina sect. Pleroma (D. Don) Cogn. (Melastomataceae)]]></article-title>
<source><![CDATA[Brazilian Archives of Biology and Technology]]></source>
<year>1999</year>
<volume>42</volume>
<page-range>485-93</page-range></nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Martins]]></surname>
<given-names><![CDATA[A. B.]]></given-names>
</name>
</person-group>
<source><![CDATA[Revisão taxonômica do gênero Marcetia DC. (Melastomataceae)]]></source>
<year>1989</year>
<publisher-loc><![CDATA[São Paulo ]]></publisher-loc>
<publisher-name><![CDATA[Universidade Estadual de Campinas]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Metcalfe]]></surname>
<given-names><![CDATA[C. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Chalk]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
</person-group>
<source><![CDATA[Anatomy of the dicotyledons -leaves, stem, and wood in relation to taxonomy with notes on economic uses]]></source>
<year>1950</year>
<publisher-loc><![CDATA[Oxford ]]></publisher-loc>
<publisher-name><![CDATA[Clarendon Press]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Michelangeli]]></surname>
<given-names><![CDATA[F. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Nicolas]]></surname>
<given-names><![CDATA[A. N.]]></given-names>
</name>
<name>
<surname><![CDATA[Ocampo]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Goldenberg]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Almeda]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Judd]]></surname>
<given-names><![CDATA[W. S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Why recognize Miconia as the only genus in tribe Miconieae (Melastomataceae)?]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Goldenberg]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Michelangeli]]></surname>
<given-names><![CDATA[F. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Almeda]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
</person-group>
<source><![CDATA[Systematics, evolution, and ecology of Melastomataceae]]></source>
<year>2022</year>
<page-range>235-54</page-range><publisher-loc><![CDATA[Cham, Switzerland ]]></publisher-loc>
<publisher-name><![CDATA[Springer]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Oliveira]]></surname>
<given-names><![CDATA[J. B. S.]]></given-names>
</name>
</person-group>
<source><![CDATA[Anatomia foliar como subsídio à taxonomia de Miconia Ruiz et. Pav. (Melastomataceae) em Pernambuco, Brasil]]></source>
<year>2007</year>
<publisher-loc><![CDATA[Recife, Brazil ]]></publisher-loc>
<publisher-name><![CDATA[Universidade Federal Rural de Pernambuco]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Penneys]]></surname>
<given-names><![CDATA[D. S.]]></given-names>
</name>
<name>
<surname><![CDATA[Almeda]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Reginato]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Michelangeli]]></surname>
<given-names><![CDATA[F. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Goldenberg]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Fritsch]]></surname>
<given-names><![CDATA[P. W.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A new Melastomataceae classification informed by molecular phylogenetics and morphology]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Goldenberg]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Michelangeli]]></surname>
<given-names><![CDATA[F. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Almeda]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
</person-group>
<source><![CDATA[Systematics, evolution, and ecology of Melastomataceae]]></source>
<year>2022</year>
<page-range>109-66</page-range><publisher-loc><![CDATA[Cham, Switzerland ]]></publisher-loc>
<publisher-name><![CDATA[Springer]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Smith]]></surname>
<given-names><![CDATA[F. H.]]></given-names>
</name>
<name>
<surname><![CDATA[Smith]]></surname>
<given-names><![CDATA[E. C.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Anatomy of the inferior ovary of Darbya]]></article-title>
<source><![CDATA[American Journal of Botany]]></source>
<year>1942</year>
<volume>29</volume>
<page-range>464-71</page-range></nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Theobald]]></surname>
<given-names><![CDATA[W. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Krahulik]]></surname>
<given-names><![CDATA[J. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Rollins]]></surname>
<given-names><![CDATA[R. C.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Trichome description and classification]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Metcalfe]]></surname>
<given-names><![CDATA[C. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Chalk]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
</person-group>
<source><![CDATA[Anatomy of the dicotyledons: systematic anatomy of the leaf, stem]]></source>
<year>1979</year>
<edition>2</edition>
<page-range>40-53</page-range><publisher-loc><![CDATA[Oxford, Oxford ]]></publisher-loc>
<publisher-name><![CDATA[Clarendon]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Todzia]]></surname>
<given-names><![CDATA[C. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Almeda]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A revision of Tibouchina section Lepidotae (Melastomataceae: Tibouchineae)]]></article-title>
<source><![CDATA[Proceedings of the California Academy of Sciences]]></source>
<year>1991</year>
<volume>47</volume>
<page-range>175-206</page-range></nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ulloa]]></surname>
<given-names><![CDATA[C. U.]]></given-names>
</name>
<name>
<surname><![CDATA[Almeda]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Goldenberg]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Kadereit]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Michelangeli]]></surname>
<given-names><![CDATA[F. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Penneys]]></surname>
<given-names><![CDATA[D. S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Melastomataceae: global diversity, distribution, and endemism]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Goldenberg]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Michelangeli]]></surname>
<given-names><![CDATA[F. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Almeda]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
</person-group>
<source><![CDATA[Systematics, evolution, and ecology of Melastomataceae]]></source>
<year>2022</year>
<page-range>3-28</page-range><publisher-loc><![CDATA[Cham, Switzerland ]]></publisher-loc>
<publisher-name><![CDATA[Springer]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Uphof]]></surname>
<given-names><![CDATA[J. C. T.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Plant hairs]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Linsbauer]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
</person-group>
<source><![CDATA[Encyclopedia of plant anatomy]]></source>
<year>1962</year>
<page-range>1-292</page-range><publisher-loc><![CDATA[Berlin ]]></publisher-loc>
<publisher-name><![CDATA[Gebrüder Borntraeger]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Wurdack]]></surname>
<given-names><![CDATA[J. J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Atlas of hairs for neotropical Melastomataceae]]></article-title>
<source><![CDATA[Smithsonian Contributions to Botany]]></source>
<year>1986</year>
<numero>63</numero>
<issue>63</issue>
<publisher-loc><![CDATA[City of Washington ]]></publisher-loc>
<publisher-name><![CDATA[Smithsonian Institution Press]]></publisher-name>
</nlm-citation>
</ref>
</ref-list>
</back>
</article>
