236 lines
18 KiB
XML
236 lines
18 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/phytokeys.164.57569" ID-GBIF-Dataset="487b7725-a13a-4c59-9505-7921ad77cc00" ID-PMC="PMC7593321" ID-Pensoft-Pub="1314-2003-164-115" ID-Pensoft-UUID="E626BCD8968A5BD5AE02978AF973C538" ID-PubMed="33173404" ModsDocID="1314-2003-164-115" checkinTime="1603326301996" checkinUser="pensoft" docAuthor="Fontelas, Jean Correa & Romero, Rosana" docDate="2020" docId="F509B5534545512689305BAED5C3EAE0" docLanguage="en" docName="PhytoKeys 164: 115-126" docOrigin="PhytoKeys 164" docSource="http://dx.doi.org/10.3897/phytokeys.164.57569" docTitle="Microlicia gracilis Fontelas & R. Romero 2020, sp. nov." docType="treatment" docVersion="4" id="E626BCD8968A5BD5AE02978AF973C538" lastPageNumber="115" masterDocId="E626BCD8968A5BD5AE02978AF973C538" masterDocTitle="Two new species of Microlicia D. Don (Melastomataceae, Microlicieae) from Chapada dos Veadeiros, Goias State, Brazil" masterLastPageNumber="126" masterPageNumber="115" pageNumber="115" updateTime="1668140083827" updateUser="ExternalLinkService">
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<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo>
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<mods:title>Two new species of Microlicia D. Don (Melastomataceae, Microlicieae) from Chapada dos Veadeiros, Goias State, Brazil</mods:title>
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</mods:titleInfo>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Fontelas, Jean Correa</mods:namePart>
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<mods:affiliation>Programa de Pos-Graduacao em Biologia Vegetal, Instituto de Biologia, Universidade Federal de Uberlandia, Rua Ceara, s. n., 38400 - 902, Uberlandia, Minas Gerais, Brazil</mods:affiliation>
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<mods:nameIdentifier type="orcid">https://orcid.org/0000-0002-4494-4121</mods:nameIdentifier>
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<mods:nameIdentifier type="email">fontelas@ufu.br</mods:nameIdentifier>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Romero, Rosana</mods:namePart>
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<mods:affiliation>Instituto de Biologia, Universidade Federal de Uberlandia, Rua Ceara, s. n., 38400 - 902, Uberlandia, Minas Gerais, Brazil</mods:affiliation>
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</mods:name>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:relatedItem type="host">
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<mods:titleInfo>
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<mods:title>PhytoKeys</mods:title>
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</mods:titleInfo>
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<mods:part>
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<mods:date>2020</mods:date>
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<mods:detail type="volume">
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<mods:number>164</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>115</mods:start>
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<mods:end>126</mods:end>
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</mods:extent>
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</mods:part>
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</mods:relatedItem>
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<mods:location>
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<mods:url>http://dx.doi.org/10.3897/phytokeys.164.57569</mods:url>
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</mods:location>
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<mods:classification>journal article</mods:classification>
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<mods:identifier type="DOI">http://dx.doi.org/10.3897/phytokeys.164.57569</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1314-2003-164-115</mods:identifier>
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<mods:identifier type="Pensoft-UUID">E626BCD8968A5BD5AE02978AF973C538</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="168507799" LSID="urn:lsid:plazi:treatment:F509B5534545512689305BAED5C3EAE0" httpUri="http://treatment.plazi.org/id/F509B5534545512689305BAED5C3EAE0" lastPageNumber="115" pageId="0" pageNumber="115">
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<subSubSection pageId="0" pageNumber="115" type="nomenclature">
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<paragraph pageId="0" pageNumber="115">
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<taxonomicName LSID="F509B553-4545-5126-8930-5BAED5C3EAE0" authority="Fontelas & R. Romero" authorityName="Fontelas & R. Romero" authorityYear="2020" class="Magnoliopsida" family="Melastomataceae" genus="Microlicia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Microlicia gracilis" order="Myrtales" pageId="0" pageNumber="115" phylum="Tracheophyta" rank="species" species="gracilis" status="sp. nov.">Microlicia gracilis Fontelas & R.Romero</taxonomicName>
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<taxonomicNameLabel pageId="0" pageNumber="115">sp. nov.</taxonomicNameLabel>
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Microlicia gracilis Fontelas & R. Romero A flowering branch B leaf adaxial surface C flower bud D detail of the flower bud E petal F larger (antesepalous) stamen G smaller (antepetalous) stamen H gynoecium I closed capsule (A-I: C. Munhoz et al. 1519). Photos: Jean Fontelas." figureDoi="10.3897/phytokeys.164.57569.figure1" httpUri="https://binary.pensoft.net/fig/465792" pageId="0" pageNumber="115">Fig. 1</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="115" type="materials_examined">
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<paragraph pageId="0" pageNumber="115">Type.</paragraph>
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<paragraph pageId="0" pageNumber="115">
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Brazil.
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<normalizedToken originalValue="Goiás">Goias</normalizedToken>
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: Alto
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<normalizedToken originalValue="Paraíso">Paraiso</normalizedToken>
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de
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<normalizedToken originalValue="Goiás">Goias</normalizedToken>
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, Fazenda
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<normalizedToken originalValue="Água">Agua</normalizedToken>
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Fria, ca. 10 km em
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<normalizedToken originalValue="direção">direcao</normalizedToken>
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a Teresina de
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<normalizedToken originalValue="Goiás">Goias</normalizedToken>
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, 1448 m elev.,
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<geoCoordinate degrees="14" direction="south" minutes="04" orientation="latitude" precision="1" seconds="21.7" value="-14.072695">14°04'21.7"S</geoCoordinate>
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,
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<geoCoordinate degrees="47" direction="west" minutes="30" orientation="longitude" precision="1" seconds="33.6" value="-47.509335">47°30'33.6"W</geoCoordinate>
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, 27 March 2001 (fl, fr),
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<emphasis italics="true" pageId="0" pageNumber="115">C. Munhoz et al. 2649</emphasis>
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(holotype: IBGE! [IBGE00050788]; isotypes: HUFU!, MO! [MO-2024291]).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="115" type="diagnosis">
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<paragraph pageId="0" pageNumber="115">Diagnosis.</paragraph>
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<paragraph pageId="0" pageNumber="115">The new species can be recognised by the long internode (2-4 mm long), lanceolate leaf blade, attenuate and semi-amplexicaul at the base, conspicuous calyx tube (0.2 mm long) and petal acuminate at the apex.</paragraph>
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<caption doi="10.3897/phytokeys.164.57569.figure1" httpUri="https://binary.pensoft.net/fig/465792" pageId="0" pageNumber="115" start="Figure 1" startId="F1">
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<paragraph pageId="0" pageNumber="115">
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<emphasis bold="true" pageId="0" pageNumber="115">Figure 1.</emphasis>
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<taxonomicName authorityName="Fontelas & R. Romero" authorityYear="2020" class="Magnoliopsida" family="Melastomataceae" genus="Microlicia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Microlicia gracilis" order="Myrtales" pageId="0" pageNumber="115" phylum="Tracheophyta" rank="species" species="gracilis">
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<emphasis italics="true" pageId="0" pageNumber="115">Microlicia gracilis</emphasis>
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</taxonomicName>
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Fontelas & R.Romero
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<emphasis bold="true" pageId="0" pageNumber="115">A</emphasis>
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flowering branch
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<emphasis bold="true" pageId="0" pageNumber="115">B</emphasis>
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leaf adaxial surface
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<emphasis bold="true" pageId="0" pageNumber="115">C</emphasis>
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flower bud
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<emphasis bold="true" pageId="0" pageNumber="115">D</emphasis>
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detail of the flower bud
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<emphasis bold="true" pageId="0" pageNumber="115">E</emphasis>
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petal
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<emphasis bold="true" pageId="0" pageNumber="115">F</emphasis>
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larger (antesepalous) stamen
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<emphasis bold="true" pageId="0" pageNumber="115">G</emphasis>
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smaller (antepetalous) stamen
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<emphasis bold="true" pageId="0" pageNumber="115">H</emphasis>
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gynoecium
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<emphasis bold="true" pageId="0" pageNumber="115">I</emphasis>
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closed capsule (
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<emphasis bold="true" pageId="0" pageNumber="115">A-I</emphasis>
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:
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<emphasis italics="true" pageId="0" pageNumber="115">C. Munhoz et al. 1519</emphasis>
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). Photos: Jean Fontelas.
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="115" type="description">
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<paragraph pageId="0" pageNumber="115">Description.</paragraph>
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<paragraph pageId="0" pageNumber="115">
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Subshrub, 0.4-0.6 m tall, erect, much-branched. Stem terete, glabrous, decorticating with age. Branch fastigiate, younger branch green, quadrangular, older branch brownish, becoming terete, glabrescent and leafless with age. Branch, both surfaces of the leaf, hypanthium and sepal covered by spherical glands and setose trichomes 0.2-0.4 mm long. Leaf sessile, horizontal or ascending, lax, internode 2-4 mm long; blade 2-3
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<normalizedToken originalValue="×">x</normalizedToken>
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0.5-1 mm, concolorous, green, chartaceous, lanceolate, acute at the apex, with a terminal setose trichome ca. 0.2 mm long, base attenuate, semi-amplexicaul, margin flat, serrate, ciliate, 3-veined, usually inconspicuous on abaxial surface. Flower 5-merous, solitary, terminal or lateral, perianth actinomorphic; pedicel ca. 0.5 mm long; hypanthium 2.5-3
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<normalizedToken originalValue="×">x</normalizedToken>
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1-1.5 mm, purple or green with purple stains, urceolate, calyx tube ca. 0.2 mm long, sepal 0.5-1
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<normalizedToken originalValue="×">x</normalizedToken>
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3.5-5 mm, shorter than the length of the hypanthium, triangular, acute at the apex, with a terminal setose trichome ca. 0.2 mm long; petal 4-4.5
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<normalizedToken originalValue="×">x</normalizedToken>
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3-3.5 mm, magenta, obovate, acuminate at the apex, margin entire, glabrous; stamen 10, dimorphic, anther polysporangiate; larger (antesepalous) stamen 5, filament 2-2.5 mm long, magenta, pedoconnective 2-2.5 mm long, magenta, ventral appendage ca. 1 mm long, yellow, obtuse at the apex, anther ca. 1.8 mm long including beak, vinaceous, ovate-oblong, beak ca. 0.5 mm long; smaller (antepetalous) stamen 5, filament 2-2.5 mm long, magenta, pedoconnective 0.5-1 mm long, yellow, ventral appendage ca. 0.2 mm long, yellow, rounded at the apex, anther ca. 1.5 mm long including beak, yellow, ovate-oblong, beak ca. 0.3 mm long; ovary ca. 1.5
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<normalizedToken originalValue="×">x</normalizedToken>
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1 mm, 3-locular, pyriform, superior, glabrous; style ca. 3 mm long, magenta, terete, slightly curved; stigma punctiform. Capsule ca. 2
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<normalizedToken originalValue="×">x</normalizedToken>
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2 mm, brownish, globose, dehiscing into 3 valves from the apex, hypanthium partially covering the capsule; seed ca. 0.5
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<normalizedToken originalValue="×">x</normalizedToken>
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0.3 mm, brown, oblong, testa foveolate.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="115" type="distribution">
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<paragraph pageId="0" pageNumber="115">Distribution and habitat.</paragraph>
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<paragraph pageId="0" pageNumber="115">
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<taxonomicName authorityName="Fontelas & R. Romero" authorityYear="2020" class="Magnoliopsida" family="Melastomataceae" genus="Microlicia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Microlicia gracilis" order="Myrtales" pageId="0" pageNumber="115" phylum="Tracheophyta" rank="species" species="gracilis">
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<emphasis italics="true" pageId="0" pageNumber="115">Microlicia gracilis</emphasis>
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</taxonomicName>
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is endemic to Chapada dos Veadeiros,
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<normalizedToken originalValue="Goiás">Goias</normalizedToken>
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, Brazil, occurring in wet grasslands close to rocky outcrops and in cerrado rupestre, between 1115 m and 1448 m elevation (Fig.
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<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Geographical distribution of Microlicia gracilis and M. xylopodifera in the state of Goias, Brazil." figureDoi="10.3897/phytokeys.164.57569.figure2" httpUri="https://binary.pensoft.net/fig/465793" pageId="0" pageNumber="115">2</figureCitation>
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).
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</paragraph>
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<caption doi="10.3897/phytokeys.164.57569.figure2" httpUri="https://binary.pensoft.net/fig/465793" pageId="0" pageNumber="115" start="Figure 2" startId="F2">
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<paragraph pageId="0" pageNumber="115">
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<emphasis bold="true" pageId="0" pageNumber="115">Figure 2.</emphasis>
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Geographical distribution of
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<taxonomicName authorityName="Fontelas & R. Romero" authorityYear="2020" class="Magnoliopsida" family="Melastomataceae" genus="Microlicia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Microlicia gracilis" order="Myrtales" pageId="0" pageNumber="115" phylum="Tracheophyta" rank="species" species="gracilis">
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<emphasis italics="true" pageId="0" pageNumber="115">Microlicia gracilis</emphasis>
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</taxonomicName>
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and
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<taxonomicName lsidName="M. xylopodifera" pageId="0" pageNumber="115" rank="species" species="xylopodifera">
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<emphasis italics="true" pageId="0" pageNumber="115">M. xylopodifera</emphasis>
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</taxonomicName>
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in the state of
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<normalizedToken originalValue="Goiás">Goias</normalizedToken>
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, Brazil.
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="115" type="conservation status">
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<paragraph pageId="0" pageNumber="115">Conservation status.</paragraph>
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<paragraph pageId="0" pageNumber="115">
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<taxonomicName authorityName="Fontelas & R. Romero" authorityYear="2020" class="Magnoliopsida" family="Melastomataceae" genus="Microlicia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Microlicia gracilis" order="Myrtales" pageId="0" pageNumber="115" phylum="Tracheophyta" rank="species" species="gracilis">
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<emphasis italics="true" pageId="0" pageNumber="115">Microlicia gracilis</emphasis>
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</taxonomicName>
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has a restricted extent of occurrence (EOO = 10 km2) and area of occupancy (AOO = 8 km2) and, according to the IUCN Categories and Criteria (
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<bibRefCitation author="IUCN" journalOrPublisher="Systematic Botany" pageId="0" pageNumber="115" publicationUrl="https://iucnredlist.org/documents/RedListGuideLines.pdf" refId="B32" refString="IUCN, 2019. Guidelines for Using the IUCN Red List Categories and Criteria. Version 14. https://iucnredlist.org/documents/RedListGuideLines.pdf" title="Guidelines for Using the IUCN Red List Categories and Criteria. Version 14." url="https://iucnredlist.org/documents/RedListGuideLines.pdf" year="2019">IUCN 2019</bibRefCitation>
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), is preliminarily assessed as Critically Endangered [CR B1ab (iii) + 2ab (iii)]. So far, collections of
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<taxonomicName lsidName="M. gracilis" pageId="0" pageNumber="115" rank="species" species="gracilis">
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<emphasis italics="true" pageId="0" pageNumber="115">M. gracilis</emphasis>
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</taxonomicName>
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have been made only outside the boundaries of the Chapada dos Veadeiros National Park and, therefore, it is not protected by any conservation units. The restricted distribution of
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<taxonomicName lsidName="M. gracilis" pageId="0" pageNumber="115" rank="species" species="gracilis">
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<emphasis italics="true" pageId="0" pageNumber="115">M. gracilis</emphasis>
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</taxonomicName>
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also contributes to its degree of threat, since its populations are exposed to frequent burning caused by farmers, in addition to the expansion of agricultural borders in the region (
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<bibRefCitation author="Felfili, JM" journalOrPublisher="Systematic Botany" pageId="0" pageNumber="115" refId="B8" refString="Felfili, JM, Rezende, AV, Silva-Junior, MC, 2007. Biogeografia do Bioma Cerrado: Vegetacao e Solos da Chapada dos Veadeiros. Brasilia: Universidade de Brasilia/Finatec, 256 pp." title="Biogeografia do Bioma Cerrado: Vegetacao e Solos da Chapada dos Veadeiros. Brasilia: Universidade de Brasilia / Finatec, 256 pp." year="2007">Felfili et al. 2007</bibRefCitation>
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;
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<bibRefCitation author="Alves, MM" journalOrPublisher="Enciclopedia Biosfera" pageId="0" pageNumber="115" pagination="752 - 768" refId="B2" refString="Alves, MM, Matricardi, EAT, Pereira, RS, 2013. Dinamica espaco-temporal do fogo entre 1999 a 2009 no Parque Nacional da Chapada dos Veadeiros. Enciclopedia Biosfera 9 (1): 752 - 768" title="Dinamica espaco-temporal do fogo entre 1999 a 2009 no Parque Nacional da Chapada dos Veadeiros." volume="9" year="2013">Alves et al. 2013</bibRefCitation>
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).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="115" type="phenology">
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<paragraph pageId="0" pageNumber="115">Phenology.</paragraph>
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<paragraph pageId="0" pageNumber="115">Flowers have been collected in March, May and June and fruits in May and June.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="115" type="etymology">
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<paragraph pageId="0" pageNumber="115">Etymology.</paragraph>
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<paragraph pageId="0" pageNumber="115">
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The specific epithet "
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<taxonomicName lsidName="gracilis" pageId="0" pageNumber="115" rank="species" species="gracilis">gracilis</taxonomicName>
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" refers to the very delicate and fragile branches and leaves and the small size of the flowers.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="115" type="materials_examined">
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<paragraph pageId="0" pageNumber="115">Additional specimens examined</paragraph>
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<paragraph pageId="0" pageNumber="115">
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<emphasis bold="true" pageId="0" pageNumber="115">(paratypes).</emphasis>
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Brazil.
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<normalizedToken originalValue="Goiás">Goias</normalizedToken>
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: Alto
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<normalizedToken originalValue="Paraíso">Paraiso</normalizedToken>
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de
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<normalizedToken originalValue="Goiás">Goias</normalizedToken>
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, Fazenda
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<normalizedToken originalValue="Água">Agua</normalizedToken>
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Fria,
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<geoCoordinate degrees="14" direction="south" minutes="4" orientation="latitude" precision="15" seconds="21" value="-14.0725">14°4'21"S</geoCoordinate>
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,
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<geoCoordinate degrees="47" direction="west" minutes="30" orientation="longitude" precision="15" seconds="33" value="-47.509167">47°30'33"W</geoCoordinate>
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, 1 May 1998 (fl, fr),
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<emphasis italics="true" pageId="0" pageNumber="115">R.C. Oliveira et al. 1059</emphasis>
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(HEPH! [HEPH00020094], MBM!, UB! [UB-0110744]); Chapada dos Veadeiros, ca. 11 km da cidade, 1115 m elev., 14°09'68.5"S,
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<geoCoordinate degrees="47" direction="west" minutes="36" orientation="longitude" precision="1" seconds="37.0" value="-47.610275">47°36'37.0"W</geoCoordinate>
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, 16 June 1998 (fl, fr),
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<emphasis italics="true" pageId="0" pageNumber="115">R. Romero et al. 5522</emphasis>
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(HUFU!, UEC!); Fazenda
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<normalizedToken originalValue="Água">Agua</normalizedToken>
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Fria, ca. 10 km em
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<normalizedToken originalValue="direção">direcao</normalizedToken>
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<normalizedToken originalValue="à">a</normalizedToken>
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Teresina de
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<normalizedToken originalValue="Goiás">Goias</normalizedToken>
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, 1448 m elev.,
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<geoCoordinate degrees="14" direction="south" minutes="04" orientation="latitude" precision="1" seconds="21.7" value="-14.072695">14°04'21.7"S</geoCoordinate>
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,
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<geoCoordinate degrees="47" direction="west" minutes="30" orientation="longitude" precision="1" seconds="33.6" value="-47.509335">47°30'33.6"W</geoCoordinate>
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, 3 June 2000 (fl, fr),
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<emphasis italics="true" pageId="0" pageNumber="115">C. Munhoz et al. 1519</emphasis>
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(HUFU!, MO! [MO-2024287]).
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |