312 lines
28 KiB
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312 lines
28 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/phytokeys.74.9835" ID-PMC="PMC5234548" ID-Pensoft-Pub="1314-2003-74-35" ID-Pensoft-UUID="263BD366A41AFFD6FF80B7201E00FFBD" ID-PubMed="28127236" ID-Zenodo-Dep="165484" ModsDocID="1314-2003-74-35" checkinTime="1478665680339" checkinUser="pensoft" docAuthor="Pellegrini, Marco Octavio de Oliveira, Faden, Robert B. & Almeida, Rafael Felipe de" docDate="2016" docId="83F42CE450F456219A04DDD3E4BDD1D1" docLanguage="en" docName="PhytoKeys 74: 35-78" docOrigin="PhytoKeys 74" docPubDate="2016-11-08" docSource="http://dx.doi.org/10.3897/phytokeys.74.9835" docTitle="Murdannia gardneri (Seub.) G. Brückn., Nat. Pflanzenfam. (ed. 2) 15 a: 173. 1930." docType="treatment" docVersion="3" id="263BD366A41AFFD6FF80B7201E00FFBD" lastPageNumber="50" masterDocId="263BD366A41AFFD6FF80B7201E00FFBD" masterDocTitle="Taxonomic revision of Neotropical Murdannia Royle (Commelinaceae)" masterLastPageNumber="78" masterPageNumber="35" pageNumber="48" updateTime="1668141867892" 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>Taxonomic revision of Neotropical Murdannia Royle (Commelinaceae)</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:namePart>Pellegrini, Marco Octavio de Oliveira</mods:namePart>
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<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0002-8783-1362</mods:nameIdentifier>
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<mods:affiliation>Universidade de Sao Paulo, Departamento de Botanica, Rua do Matao 277, CEP 05508 - 900, Sao Paulo, SP, Brazil & Jardim Botanico do Rio de Janeiro, Rua Pacheco Leao 915, CEP 22460 - 030, Rio de Janeiro, RJ, Brazil & Smithsonian Institution, NMNH, Department of Botany, MRC 166, P. O. Box 37012, Washington D. C. 20013 - 7012, USA</mods:affiliation>
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<mods:nameIdentifier type="email">marcooctavio.pellegrini@gmail.com</mods:nameIdentifier>
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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>Faden, Robert B.</mods:namePart>
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<mods:affiliation>Smithsonian Institution, NMNH, Department of Botany, MRC 166, P. O. Box 37012, Washington D. C. 20013 - 7012, USA</mods:affiliation>
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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>Almeida, Rafael Felipe de</mods:namePart>
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<mods:affiliation>Universidade Estadual de Feira de Santana, Programa de Pos-Graduacao em Botanica, Avenida Transnordestina s / n, Novo Horizonte, CEP 44036 - 900, Feira de Santana, BA, Brazil</mods:affiliation>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:title>PhytoKeys</mods:title>
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<mods:part>
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<mods:date>2016</mods:date>
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<mods:detail type="pubDate">
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<mods:number>2016-11-08</mods:number>
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</mods:detail>
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<mods:detail type="volume">
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<mods:number>74</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>35</mods:start>
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<mods:end>78</mods:end>
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<mods:url>http://dx.doi.org/10.3897/phytokeys.74.9835</mods:url>
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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.74.9835</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1314-2003-74-35</mods:identifier>
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<mods:identifier type="Zenodo-Dep">165484</mods:identifier>
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<treatment ID-GBIF-Taxon="182226494" LSID="urn:lsid:plazi:treatment:83F42CE450F456219A04DDD3E4BDD1D1" httpUri="http://treatment.plazi.org/id/83F42CE450F456219A04DDD3E4BDD1D1" lastPageId="15" lastPageNumber="50" pageId="13" pageNumber="48">
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<subSubSection pageId="13" pageNumber="48" type="nomenclature">
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<paragraph pageId="13" pageNumber="48">
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<pageBreakToken pageId="13" pageNumber="48" start="start">3</pageBreakToken>
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.
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<taxonomicName LSID="83F42CE4-50F4-5621-9A04-DDD3E4BDD1D1" authority="(Seub.) G. Brueckn., Nat. Pflanzenfam. (ed. 2) 15 a: 173. 1930." authorityName="(Seub.) G. Brückn., Nat. Pflanzenfam. (ed. 2) 15 a: 173. 1930." class="Liliopsida" family="Commelinaceae" genus="Murdannia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Murdannia gardneri" order="Commelinales" pageId="13" pageNumber="48" phylum="Tracheophyta" rank="species" species="gardneri">
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Murdannia gardneri (Seub.) G.
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<normalizedToken originalValue="Brückn">Brueckn</normalizedToken>
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., Nat. Pflanzenfam. (ed. 2)15a: 173. 1930.
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</taxonomicName>
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Murdannia gardneri (Seub.) G. Brueckn. A Inflorescence, showing the verticillate cincinni and open lilac flowers B detail of the inflorescence, showing the ascending and straight cincinni C flooded grassland in the state of Minas Gerais. Photographs A-B by W. Milliken, C by I. L. M. Resende." figureDoi="10.3897/phytokeys.74.9835.figure3" httpUri="https://binary.pensoft.net/fig/109951" pageId="13" pageNumber="48">Figs 3</figureCitation>
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<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Murdannia gardneri (Seub.) G. Brueckn. Isolectotype of Aneilema gardneri (P barcode P 02088022). Photograph courtesy of the Museum National d'Histoire Naturelle, Paris." figureDoi="10.3897/phytokeys.74.9835.figure4" httpUri="https://binary.pensoft.net/fig/109952" pageId="13" pageNumber="48">, 4</figureCitation>
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<figureCitation captionStart="Figure 10" captionStartId="F10" captionText="Figure 10. Distribution map of Neotropical Murdannia Royle. Full circles Murdannia burchellii Full stars Murdannia engelsii Triangles Murdannia gardneri Stars Murdannia paraguayensis Full squares Murdannia schomburgkiana Squares Murdannia semifoliata." figureDoi="10.3897/phytokeys.74.9835.figure10" httpUri="https://binary.pensoft.net/fig/109958" pageId="13" pageNumber="48">, 10</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="13" pageNumber="48" type="reference_group">
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<paragraph pageId="13" pageNumber="48">
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<taxonomicName class="Liliopsida" family="Commelinaceae" genus="Phaeneilema" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Phaeneilema gardneri" order="Commelinales" pageId="13" pageNumber="48" phylum="Tracheophyta" rank="species" species="gardneri">Phaeneilema gardneri</taxonomicName>
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(Seub.) G.
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<normalizedToken originalValue="Brückn">Brueckn</normalizedToken>
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., Notizbl. Bot. Gart. Berlin-Dahlem 10 (91): 56. 1927.
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</paragraph>
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<paragraph pageId="13" pageNumber="48">
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<taxonomicName class="Liliopsida" family="Commelinaceae" genus="Aneilema" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Aneilema gardneri" order="Commelinales" pageId="13" pageNumber="48" phylum="Tracheophyta" rank="species" species="gardneri">Aneilema gardneri</taxonomicName>
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Seub., in Martius, Fl. Bras. 3 (1): 259. 1855. Lectotype (designated here): BRAZIL. Goyaz, moist places near Villa de Arrayal, fl., fr., April 1841, G. Gardner 4021 (K barcode K000363236!; isolectotypes: B barcode B100367834!, BM barcodes BM001172132!, BM001172133!, G barcodes G00098261!, G00098262!, G00165012!, K barcode K000363237!, NY barcodes NY00247400!, NY00247401!, P barcode P02088022!, US barcode US00091574!).
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</paragraph>
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</subSubSection>
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<subSubSection lastPageId="14" lastPageNumber="49" pageId="13" pageNumber="48" type="description">
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<paragraph pageId="13" pageNumber="48">Description.</paragraph>
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<paragraph lastPageId="14" lastPageNumber="49" pageId="13" pageNumber="48">
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<emphasis italics="true" pageId="13" pageNumber="48">Herbs</emphasis>
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ca. 30.0-150.0 cm tall, perennial, rhizomatous with a definite base, terrestrial to paludal to rooted emergent in flooded fields.
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<emphasis italics="true" pageId="13" pageNumber="48">Roots</emphasis>
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thin, fibrous, medium to dark brown, densely to sparsely pilose with medium to dark brown hairs, emerging from the short rhizome and from the basalmost nodes.
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<emphasis italics="true" pageId="13" pageNumber="48">Rhizomes</emphasis>
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short, light to medium brown, buried in the sand or ground.
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<emphasis italics="true" pageId="13" pageNumber="48">Stems</emphasis>
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prostrate, with erect to ascending apex, succulent, unbranched to little-branched at the base; internodes 1.9-10.7 cm long, green to vinaceous, glabrous to sparsely pilose or hispid, becoming glabrous with age, with a line of eglandular hairs opposite the leaf above, hairs hyaline.
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<emphasis italics="true" pageId="13" pageNumber="48">Leaves</emphasis>
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spirally-alternate, evenly distributed along the stems, sessile, the distal ones gradually reduced; sheaths 0.5-3.2 cm long, green to vinaceous, sparsely pilose to hispid, becoming glabrous with age, hairs hyaline, margins ciliate to hispid, with a line of eglandular hairs opposite the leaf above, hairs hyaline; lamina 4.2-17.4
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<normalizedToken originalValue="×">x</normalizedToken>
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0.7-1.3 cm, chartaceous, conduplicate, slightly falcate to falcate, green on both sides, drying light brown to olive-green on both sides, linear-lanceolate to lanceolate, sparsely pilose to hispid, becoming glabrous with age, rarely glabrous, base truncate to rounded, margins light green, ciliate to setose only at base, apex acuminate; midvein inconspicuous, slightly impressed adaxially, slightly obtuse abaxially, secondary veins 3-4(-5) pairs, adaxially inconspicuous to slightly conspicuous, light green, abaxially somewhat conspicuous.
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<emphasis italics="true" pageId="13" pageNumber="48">Inflorescences</emphasis>
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1-(3) thyrsi, terminal or axillary from the uppermost nodes, thyrse with 16-38 verticillate cincinni, arranged in 2-9 whorls; peduncles 2.7-8.4 cm, with a mixture of eglandular (scabrid) and glandular, hyaline hairs; basal bract leaf-like, 2.4-7.2
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<normalizedToken originalValue="×">x</normalizedToken>
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0.3-0.9 cm, linear-lanceolate to lanceolate, sparsely pilose to hispid, rarely glabrous, base rounded, margins ciliate to setose only at base, apex acuminate, veins inconspicuous, concolorous to light green; cincinni bracts ca. 0.4-0.8
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<normalizedToken originalValue="×">x</normalizedToken>
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0.1-0.3 cm, ovate to broadly ovate, cup-shaped, light green to lilac, glabrous to pilose, base truncate, margins glabrous to sparsely ciliate, apex acuminate; cincinni 2-11-flowered, ascending, straight, peduncle 0.5-1.3 cm, light green to vinaceous to purple, with a mixture of eglandular (scabrid) and glandular or all glandular hyaline hairs, internodes 0.9-5.2 mm long, light green to vinaceous to purple, with a mixture of eglandular (scabrid) and glandular or all glandular, hyaline hairs; bracteoles ca. 1.8-4.1
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<normalizedToken originalValue="×">x</normalizedToken>
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2.8-4.2 mm, persistent, broadly ovate to depressed ovate, cup-shaped, light green to lilac or pink, sparsely pilose, base amplexicaul, non-perfoliate, margins glabrous to ciliate, apex acuminate.
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<emphasis italics="true" pageId="13" pageNumber="48">Flowers</emphasis>
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bisexual or male, enantiostylous, ca. 1.4-2.3 cm diam.; floral buds narrowly ovoid to ovoid, 2.6-5.3
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<normalizedToken originalValue="×">x</normalizedToken>
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1.2-2.4 mm, light green to pink to vinaceous; pedicels 2.2-7.3 mm long, light green to vinaceous to purple, with a mixture of eglandular (scabrid) and glandular or all glandular, hyaline hairs, erect and elongate in fruit; sepals 3.6-6.1
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<normalizedToken originalValue="×">x</normalizedToken>
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3.2-4.8 mm, triangular to ovate-triangular, cucullate, green to lilac to vinaceous to purple, with glandular to densely glandular, hyaline hairs, apex acuminate, margins hyaline light green to hyaline pink; petals equal, 0.7-1.2
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<normalizedToken originalValue="×">x</normalizedToken>
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0.6-0.8 cm, obovate to elliptic-obovate, slightly cucullate,
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<pageBreakToken pageId="14" pageNumber="49" start="start">pale</pageBreakToken>
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lilac to lilac, purple or pink, rarely white, glabrous, base cuneate, margins entire, apex acute to obtuse; stamens 3, equal, filaments glabrous, gently curved at the apex, 6.2-9.4 mm long, pale lilac to lilac or white, anthers elliptic, 0.7-0.9
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<normalizedToken originalValue="×">x</normalizedToken>
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0.3-0.4 mm, connective lilac to white, anthers sacs white to lilac, pollen white; staminodes 3, equal, filaments glabrous, straight, 3.1-5.3 mm long, pale lilac to white, antherodes cordate, 0.7-0.9
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<normalizedToken originalValue="×">x</normalizedToken>
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0.8-0.9 mm, connective golden yellow, lobes conspicuous, cream-colored to pale yellow; ovary ellipsoid to broadly ellipsoid, 0.6-0.8
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<normalizedToken originalValue="×">x</normalizedToken>
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0.4-0.6 mm, 3-locular, white to light green, smooth, glabrous, style gently curved at the apex, ca. 4.8-6.2 mm, pale lilac to lilac or white, stigma truncate, white to lilac.
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<emphasis italics="true" pageId="14" pageNumber="49">Capsules</emphasis>
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3.6-4.5
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<normalizedToken originalValue="×">x</normalizedToken>
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3.4-4.2 mm, 3-locular, 3-valved, subglobose to globose, apiculate due to persistent style, light brown when mature, glabrous, smooth.
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<emphasis italics="true" pageId="14" pageNumber="49">Seeds</emphasis>
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1 per locule, 1.9-2.6
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<normalizedToken originalValue="×">x</normalizedToken>
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1.2-1.8 mm, reniform to broadly ellipsoid, strongly cleft towards the embryotega, ventrally flattened, testa dark brown to greyish brown, sparsely farinose, scrobiculate to foveolate, with ridges radiating from the embryotega, with a tan appendage that extends ventri-laterally to the embryotega and basally into the hilum; embryotega semilateral, relatively inconspicuous, without a prominent apicule; hilum linear, approximately the same length as the seed, in a deep depression.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="14" pageNumber="49" type="specimens seen">
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<paragraph pageId="14" pageNumber="49">Specimens seen.</paragraph>
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<paragraph pageId="14" pageNumber="49">
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<emphasis bold="true" pageId="14" pageNumber="49">BRAZIL. Bahia</emphasis>
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: Correntina,
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<normalizedToken originalValue="Chapadão">Chapadao</normalizedToken>
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Ocidental da Bahia, Islets and banks of the rio Corrente, 23 Apr 1980, R.M. Harley et al. 21668 (CEPEC, HRB, K, MBM, US); loc. cit., 21 Jan 1997, G. Hatschbach et al. 66044 (MBM);
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<emphasis bold="true" pageId="14" pageNumber="49">
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<normalizedToken originalValue="Goiás">Goias</normalizedToken>
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</emphasis>
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: Cavalcante, estrada rio Trairas/rio
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<normalizedToken originalValue="Custódio">Custodio</normalizedToken>
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, km 2, 28 Nov 2006, G. Pereira-Silva & G.A. Moreira 11159 (CEN, RB); Colinas do Sul, fazenda Saracura, estrada de
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<normalizedToken originalValue="manutenção">manutencao</normalizedToken>
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das novas linhas de
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<normalizedToken originalValue="transmissão">transmissao</normalizedToken>
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Minacu/
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<normalizedToken originalValue="Niquelândia">Niquelandia</normalizedToken>
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, 8 Sep 1995, B.M.T. Walter et al. 2604 (CEN, RB); Goyaz, 1841, G. Gardner 4020 (K barcode K000363238, US barcode US00160560); Itumbiara, rodovia Itumbiara-Rio Verde, a 31 km de Itumbiara, 18 Apr 1978, G.J. Shepherd et al. 7415 (F ex UEC);
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<normalizedToken originalValue="Niquelândia">Niquelandia</normalizedToken>
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, 27 km de Colinas em
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<normalizedToken originalValue="direção">direcao</normalizedToken>
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a
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<normalizedToken originalValue="Niquelândia">Niquelandia</normalizedToken>
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,
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<normalizedToken originalValue="próximo">proximo</normalizedToken>
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ao rio Tocantinzinho, 6 May 1998, M.A. Silva et al. 3772 (IBGE, RB, US); Teresina de
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<normalizedToken originalValue="Goiás">Goias</normalizedToken>
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, km 12 da estrada GO-118, sentido Nova Roma, 29 April 1996, B.A.S. Pereira & D. Alvarenga 3027 (IBGE, RB);
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<emphasis bold="true" pageId="14" pageNumber="49">Mato Grosso</emphasis>
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: Novo Mundo, Parque Estadual do Cristalino, entrada para Fazenda J.J., 26 January 2008, D. Sasaki et al. 1934 (HERBAM, HURB, SPF);
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<emphasis bold="true" pageId="14" pageNumber="49">Minas Gerais</emphasis>
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: Ituiutaba, 26 May 1946, A. Macedo 760 (US);
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<emphasis bold="true" pageId="14" pageNumber="49">Tocantins</emphasis>
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:
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<normalizedToken originalValue="Conceição">Conceicao</normalizedToken>
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do Tocantins, rodovia TO-050, km 375, fazenda
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<normalizedToken originalValue="São">Sao</normalizedToken>
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<normalizedToken originalValue="José">Jose</normalizedToken>
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,
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<normalizedToken originalValue="próximo">proximo</normalizedToken>
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do rio Santa Isabel, 11 May 2000, G. Hatschbach et al. 70903 (MBM); Gurupi,
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<normalizedToken originalValue="próximo">proximo</normalizedToken>
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<normalizedToken originalValue="à">a</normalizedToken>
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Gurupi, 20 Apr 1978, R.P. Orlandi 73 (HRB, RB).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="14" pageNumber="49" type="distribution">
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<paragraph pageId="14" pageNumber="49">Distribution and habitat.</paragraph>
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<paragraph pageId="14" pageNumber="49">
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<taxonomicName class="Liliopsida" family="Commelinaceae" genus="Murdannia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Murdannia gardneri" order="Commelinales" pageId="14" pageNumber="49" phylum="Tracheophyta" rank="species" species="gardneri">
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<emphasis italics="true" pageId="14" pageNumber="49">Murdannia gardneri</emphasis>
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</taxonomicName>
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is endemic to Brazil, being known from the states of Bahia,
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<normalizedToken originalValue="Goiás">Goias</normalizedToken>
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, Mato Grosso, Minas Gerais and Tocantins (Fig.
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<figureCitation captionStart="Figure 10" captionStartId="F10" captionText="Figure 10. Distribution map of Neotropical Murdannia Royle. Full circles Murdannia burchellii Full stars Murdannia engelsii Triangles Murdannia gardneri Stars Murdannia paraguayensis Full squares Murdannia schomburgkiana Squares Murdannia semifoliata." figureDoi="10.3897/phytokeys.74.9835.figure10" httpUri="https://binary.pensoft.net/fig/109958" pageId="14" pageNumber="49">10</figureCitation>
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). It grows in open sandy river banks or flooded grass fields, of the Cerrado domain.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="14" pageNumber="49" type="phenology">
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<paragraph pageId="14" pageNumber="49">Phenology.</paragraph>
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<paragraph pageId="14" pageNumber="49">It was found in bloom and fruit throughout the year.</paragraph>
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</subSubSection>
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<subSubSection lastPageId="15" lastPageNumber="50" pageId="14" pageNumber="49" type="conservation status">
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<paragraph pageId="14" pageNumber="49">Conservation status.</paragraph>
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<paragraph lastPageId="15" lastPageNumber="50" pageId="14" pageNumber="49">
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<taxonomicName class="Liliopsida" family="Commelinaceae" genus="Murdannia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Murdannia gardneri" order="Commelinales" pageId="14" pageNumber="49" phylum="Tracheophyta" rank="species" species="gardneri">
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<emphasis italics="true" pageId="14" pageNumber="49">Murdannia gardneri</emphasis>
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</taxonomicName>
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possesses a EOO of ca. 497,658.992 km2 and a AOO of ca. 20,000.000 km2. Most of the known collections are concentrated in central Brazil, where the native vegetation is commonly removed to give place to livestock. This is especially common in the Cerrado domain, due to its savanna
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<pageBreakToken pageId="15" pageNumber="50" start="start">vegetation</pageBreakToken>
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being easier to remove than the dense rainforests of the Amazon and Atlantic Forest domains. Thus, we believe that
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<taxonomicName class="Liliopsida" family="Commelinaceae" genus="Murdannia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Murdannia gardneri" order="Commelinales" pageId="15" pageNumber="50" phylum="Tracheophyta" rank="species" species="gardneri">
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<emphasis italics="true" pageId="15" pageNumber="50">Murdannia gardneri</emphasis>
|
||
</taxonomicName>
|
||
should be considered Nearly Threatened.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="15" pageNumber="50" type="nomenclatural notes">
|
||
<paragraph pageId="15" pageNumber="50">Nomenclatural notes.</paragraph>
|
||
<paragraph pageId="15" pageNumber="50">
|
||
When describing
|
||
<taxonomicName class="Liliopsida" family="Commelinaceae" genus="Aneilema" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Aneilema gardneri" order="Commelinales" pageId="15" pageNumber="50" phylum="Tracheophyta" rank="species" species="gardneri">
|
||
<emphasis italics="true" pageId="15" pageNumber="50">Aneilema gardneri</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<bibRefCitation author="Seubert, MA" journalOrPublisher="Flora Brasiliensis" pageId="34" pageNumber="69" pagination="233 - 270" refId="B43" refString="Seubert, MA, 1855. . Flora Brasiliensis Vol. 3 (part 1): 233 - 270" volume="Vol. 3" year="1855">Seubert (1855)</bibRefCitation>
|
||
lists two collections from G. Gardner (
|
||
<emphasis italics="true" pageId="15" pageNumber="50">4020</emphasis>
|
||
and
|
||
<emphasis italics="true" pageId="15" pageNumber="50">4021</emphasis>
|
||
). As aforementioned,
|
||
<emphasis italics="true" pageId="15" pageNumber="50">Gardner 4020</emphasis>
|
||
consists of a mixture of
|
||
<taxonomicName class="Liliopsida" family="Commelinaceae" genus="Murdannia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Murdannia burchellii" order="Commelinales" pageId="15" pageNumber="50" phylum="Tracheophyta" rank="species" species="burchellii">
|
||
<emphasis italics="true" pageId="15" pageNumber="50">Murdannia burchellii</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName class="Liliopsida" family="Commelinaceae" genus="Murdannia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Murdannia gardneri" order="Commelinales" pageId="15" pageNumber="50" phylum="Tracheophyta" rank="species" species="gardneri">
|
||
<emphasis italics="true" pageId="15" pageNumber="50">Murdannia gardneri</emphasis>
|
||
</taxonomicName>
|
||
. Fortunately, the same is not true for
|
||
<emphasis italics="true" pageId="15" pageNumber="50">Gardner 4021</emphasis>
|
||
. Furthermore, the
|
||
<emphasis italics="true" pageId="15" pageNumber="50">Gardner 4020</emphasis>
|
||
specimen at P was designated by us as the lectotype for
|
||
<taxonomicName class="Liliopsida" family="Commelinaceae" genus="Aneilema" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Aneilema gardnei subsp. var. var. glabrior" order="Commelinales" pageId="15" pageNumber="50" phylum="Tracheophyta" rank="variety" species="gardnei" subSpecies="var." variety="glabrior">Aneilema gardnei var. glabrior</taxonomicName>
|
||
. Thus, we designate a specimen at K as the lectotype for
|
||
<taxonomicName class="Liliopsida" family="Commelinaceae" genus="Aneilema" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Aneilema gardneri" order="Commelinales" pageId="15" pageNumber="50" phylum="Tracheophyta" rank="species" species="gardneri">
|
||
<emphasis italics="true" pageId="15" pageNumber="50">Aneilema gardneri</emphasis>
|
||
</taxonomicName>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="15" pageNumber="50" type="discussion">
|
||
<paragraph pageId="15" pageNumber="50">Discussion.</paragraph>
|
||
<paragraph pageId="15" pageNumber="50">
|
||
<taxonomicName class="Liliopsida" family="Commelinaceae" genus="Murdannia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Murdannia gardneri" order="Commelinales" pageId="15" pageNumber="50" phylum="Tracheophyta" rank="species" species="gardneri">
|
||
<emphasis italics="true" pageId="15" pageNumber="50">Murdannia gardneri</emphasis>
|
||
</taxonomicName>
|
||
is morphologically similar to
|
||
<taxonomicName class="Liliopsida" family="Commelinaceae" genus="Murdannia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Murdannia burchellii" order="Commelinales" pageId="15" pageNumber="50" phylum="Tracheophyta" rank="species" species="burchellii">
|
||
<emphasis italics="true" pageId="15" pageNumber="50">Murdannia burchellii</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName class="Liliopsida" family="Commelinaceae" genus="Murdannia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Murdannia paraguayensis" order="Commelinales" pageId="15" pageNumber="50" phylum="Tracheophyta" rank="species" species="paraguayensis">
|
||
<emphasis italics="true" pageId="15" pageNumber="50">Murdannia paraguayensis</emphasis>
|
||
</taxonomicName>
|
||
due to their phyllotaxy and by the number of cincinni per inflorescence. It is morphologically more similar to
|
||
<taxonomicName class="Liliopsida" family="Commelinaceae" genus="Murdannia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Murdannia burchellii" order="Commelinales" pageId="15" pageNumber="50" phylum="Tracheophyta" rank="species" species="burchellii">
|
||
<emphasis italics="true" pageId="15" pageNumber="50">Murdannia burchellii</emphasis>
|
||
</taxonomicName>
|
||
due to the posture of the pedicels at post-anthesis and when fruiting, general floral and capsule morphology, and due to the hilum being positioned in a deep depression. Nevertheless, both species can be easily differentiated based on the insertion of the cincinni in the main axis of the inflorescence (alternate to subopposite in
|
||
<taxonomicName class="Liliopsida" family="Commelinaceae" genus="Murdannia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Murdannia burchellii" order="Commelinales" pageId="15" pageNumber="50" phylum="Tracheophyta" rank="species" species="burchellii">
|
||
<emphasis italics="true" pageId="15" pageNumber="50">Murdannia burchellii</emphasis>
|
||
</taxonomicName>
|
||
vs. verticillate in
|
||
<taxonomicName class="Liliopsida" family="Commelinaceae" genus="Murdannia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Murdannia gardneri" order="Commelinales" pageId="15" pageNumber="50" phylum="Tracheophyta" rank="species" species="gardneri">
|
||
<emphasis italics="true" pageId="15" pageNumber="50">Murdannia gardneri</emphasis>
|
||
</taxonomicName>
|
||
), the ornamentation of the testa (costate to slightly rugose
|
||
<emphasis italics="true" pageId="15" pageNumber="50">vs.</emphasis>
|
||
scrobiculate to foveolate), robustness of the plants (delicate
|
||
<emphasis italics="true" pageId="15" pageNumber="50">vs.</emphasis>
|
||
robust, branching pattern (densely branched at base
|
||
<emphasis italics="true" pageId="15" pageNumber="50">vs.</emphasis>
|
||
unbranched to little-branched), leaf-blade consistency (chartaceous
|
||
<emphasis italics="true" pageId="15" pageNumber="50">vs.</emphasis>
|
||
succulent), and some indumentum differences. On the other hand,
|
||
<taxonomicName class="Liliopsida" family="Commelinaceae" genus="Murdannia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Murdannia paraguayensis" order="Commelinales" pageId="15" pageNumber="50" phylum="Tracheophyta" rank="species" species="paraguayensis">
|
||
<emphasis italics="true" pageId="15" pageNumber="50">Murdannia paraguayensis</emphasis>
|
||
</taxonomicName>
|
||
can be readily differentiated from
|
||
<taxonomicName class="Liliopsida" family="Commelinaceae" genus="Murdannia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Murdannia gardneri" order="Commelinales" pageId="15" pageNumber="50" phylum="Tracheophyta" rank="species" species="gardneri">
|
||
<emphasis italics="true" pageId="15" pageNumber="50">Murdannia gardneri</emphasis>
|
||
</taxonomicName>
|
||
by its 1-flowered cincinni (
|
||
<emphasis italics="true" pageId="15" pageNumber="50">vs.</emphasis>
|
||
many-flowered in
|
||
<taxonomicName class="Liliopsida" family="Commelinaceae" genus="Murdannia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Murdannia gardneri" order="Commelinales" pageId="15" pageNumber="50" phylum="Tracheophyta" rank="species" species="gardneri">
|
||
<emphasis italics="true" pageId="15" pageNumber="50">Murdannia gardneri</emphasis>
|
||
</taxonomicName>
|
||
), deflexed pedicels post-anthesis and when fruiting (
|
||
<emphasis italics="true" pageId="15" pageNumber="50">vs.</emphasis>
|
||
erect), filaments with minute glandular hairs (
|
||
<emphasis italics="true" pageId="15" pageNumber="50">vs.</emphasis>
|
||
glabrous), gynoecium and capsules with glandular hairs (
|
||
<emphasis italics="true" pageId="15" pageNumber="50">vs.</emphasis>
|
||
glabrous), capsule oblongoid to broadly oblongoid (
|
||
<emphasis italics="true" pageId="15" pageNumber="50">vs.</emphasis>
|
||
subglobose to globose), locules 2-seeded (
|
||
<emphasis italics="true" pageId="15" pageNumber="50">vs.</emphasis>
|
||
1-seeded), and hilum in a shallow depression (vs. in a deep depression) (Table
|
||
<tableCitation captionStart="Table 1" captionStartId="T1" captionText="Table 1. Morphologic characters differentiating the species of Murdannia known for the Neotropical region." httpUri="http://table.plazi.org/id/5D309C8CD7EBB6457B8B049D76F7FBBF" pageId="15" pageNumber="50" tableUuid="5D309C8CD7EBB6457B8B049D76F7FBBF">1</tableCitation>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |