168 lines
18 KiB
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168 lines
18 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/phytokeys.20.4033" ID-PMC="PMC3668368" ID-Pensoft-Pub="1314-2003-20-1" ID-Pensoft-UUID="9A2F313C0E0BFF87CB3DFFD1FF83FFD5" ID-PubMed="23730194" ID-Zenodo-Dep="576160" ModsDocID="1314-2003-20-1" checkinTime="1451251952546" checkinUser="pensoft" docAuthor="Robinson, Harold & Pruski, John F." docDate="2013" docId="6C9794F4446C9D9F3B2A7AB554166CAB" docLanguage="en" docName="PhytoKeys 20: 1-7" docOrigin="PhytoKeys 20" docPubDate="2013-01-15" docSource="http://dx.doi.org/10.3897/phytokeys.20.4033" docTitle="Zyzyura H. Rob. & Pruski 2013, gen nov." docType="treatment" docVersion="6" id="9A2F313C0E0BFF87CB3DFFD1FF83FFD5" lastPageNumber="5" masterDocId="9A2F313C0E0BFF87CB3DFFD1FF83FFD5" masterDocTitle="Zyzyura, a new genus of Eupatorieae (Asteraceae) from Belize" masterLastPageNumber="7" masterPageNumber="1" pageNumber="3" updateTime="1668140731637" 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>Zyzyura, a new genus of Eupatorieae (Asteraceae) from Belize</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>Robinson, Harold</mods:namePart>
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<mods:affiliation>Department of Botany, MRC 166, NMNH, P. O. Box 37012, Smithsonian, Washington DC. 20013,7012</mods:affiliation>
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<mods:nameIdentifier type="email">robinsoh@si.edu</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>Pruski, John F.</mods:namePart>
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<mods:affiliation>Missouri Botanical Garden, P. O. Box 299, St. Louis, Missouri, 63166</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>2013</mods:date>
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<mods:detail type="pubDate">
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<mods:number>2013-01-15</mods:number>
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</mods:detail>
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<mods:detail type="volume">
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<mods:number>20</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>1</mods:start>
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<mods:end>7</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.20.4033</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.20.4033</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1314-2003-20-1</mods:identifier>
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<mods:identifier type="Pensoft-UUID">9A2F313C0E0BFF87CB3DFFD1FF83FFD5</mods:identifier>
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<mods:identifier type="Zenodo-Dep">576160</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="152024495" LSID="urn:lsid:plazi:treatment:6C9794F4446C9D9F3B2A7AB554166CAB" httpUri="http://treatment.plazi.org/id/6C9794F4446C9D9F3B2A7AB554166CAB" lastPageId="4" lastPageNumber="5" pageId="2" pageNumber="3">
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<subSubSection pageId="2" pageNumber="3" type="nomenclature">
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<paragraph pageId="2" pageNumber="3">
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<taxonomicName LSID="6C9794F4-446C-9D9F-3B2A-7AB554166CAB" authority="H. Rob. & Pruski" authorityName="H. Rob. & Pruski" authorityYear="2013" class="Magnoliopsida" family="Asteraceae" genus="Zyzyura" higherTaxonomySource="GBIF,CoL" kingdom="Plantae" lsidName="Zyzyura" order="Asterales" pageId="2" pageNumber="3" phylum="Tracheophyta" rank="genus" status="gen nov.">Zyzyura H. Rob. & Pruski</taxonomicName>
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<taxonomicNameLabel pageId="2" pageNumber="3">gen nov.</taxonomicNameLabel>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="2" pageNumber="3" type="latin">
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<paragraph pageId="2" pageNumber="3">
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Differs from
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<taxonomicName class="Reptilia" family="Colubridae" genus="Fleischmannia" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="" order="Squamata" pageId="2" pageNumber="3" phylum="Chordata" rank="genus">
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<emphasis italics="true" pageId="2" pageNumber="3">Fleischmannia</emphasis>
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</taxonomicName>
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by the conical and fistulose receptacle, the eximbricate rather
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<normalizedToken originalValue="‘Piquerian’">'Piquerian'</normalizedToken>
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involucre, the slender-based corolla with broadly campanulate limb, and elongate cells of the carpopodium.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="2" pageNumber="3" type="type">
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<paragraph pageId="2" pageNumber="3">Type.</paragraph>
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<paragraph pageId="2" pageNumber="3">
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<taxonomicName authorityName="Pruski" authorityYear="2012" class="Reptilia" family="Colubridae" genus="Fleischmannia" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="" order="Squamata" pageId="2" pageNumber="3" phylum="Chordata" rank="species" species="mayana">
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<emphasis italics="true" pageId="2" pageNumber="3">Fleischmannia mayana</emphasis>
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</taxonomicName>
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Pruski.
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</paragraph>
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</subSubSection>
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<subSubSection lastPageId="4" lastPageNumber="5" pageId="2" pageNumber="3" type="description">
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<paragraph pageId="2" pageNumber="3">Description.</paragraph>
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<paragraph lastPageId="4" lastPageNumber="5" pageId="2" pageNumber="3">
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Decumbent epilithic herbs rooting at proximal nodes, prostrate portions 5-20 cm long, with short internodes, mostly glabrous, ascending portions 15-30 cm tall, with few small hairs, with long basal internodes; stems narrowly fistulose. Leaves (
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Zyzyura mayana (Pruski) H. Rob. & Pruski, A Prostrate portion of living plants showing lobed leaves B Capitula on erect flowering branches of living plant showing denser floral material near centers of capitula C Capitula of pressed specimen, lower capitulum showing eximbricate involucral bracts, upper head split, showing conical fistulose receptacle, upper capitulum also showing loose corolla D SEM of corolla lobes showing surfaces with protruding cells E Anther showing short theca and broad apical appendage F SEM micrograph of carpopodium showing elongate cells. (All from Brewer & Pau 3349)" httpUri="https://binary.pensoft.net/fig/10232" pageId="2" pageNumber="3">Fig. 1A</figureCitation>
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) opposite, petioles mostly 3-5 mm; blades deltate in outline, mostly 4-7 mm long and wide, 3-7-lobed with sinuses 1/3-1/2 to midvein, basal margin truncate or subtruncate, triplinervate at base, margins of lobes often slightly notched, sparsely pilose adaxially, paler and hairless with crowded glandular dots abaxially. Inflorescence (
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Zyzyura mayana (Pruski) H. Rob. & Pruski, A Prostrate portion of living plants showing lobed leaves B Capitula on erect flowering branches of living plant showing denser floral material near centers of capitula C Capitula of pressed specimen, lower capitulum showing eximbricate involucral bracts, upper head split, showing conical fistulose receptacle, upper capitulum also showing loose corolla D SEM of corolla lobes showing surfaces with protruding cells E Anther showing short theca and broad apical appendage F SEM micrograph of carpopodium showing elongate cells. (All from Brewer & Pau 3349)" httpUri="https://binary.pensoft.net/fig/10232" pageId="2" pageNumber="3">Fig. 1B</figureCitation>
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) terminal on ascending portions, ascending parts not branched below, distally loosely branching with 3-10 capitula, with few minute opposite to subopposite bracteoles; peduncles mostly 0.5-1.8 cm long. Capitula discoid, broadly hemispherical, to 7 mm high and wide; involucres (
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Zyzyura mayana (Pruski) H. Rob. & Pruski, A Prostrate portion of living plants showing lobed leaves B Capitula on erect flowering branches of living plant showing denser floral material near centers of capitula C Capitula of pressed specimen, lower capitulum showing eximbricate involucral bracts, upper head split, showing conical fistulose receptacle, upper capitulum also showing loose corolla D SEM of corolla lobes showing surfaces with protruding cells E Anther showing short theca and broad apical appendage F SEM micrograph of carpopodium showing elongate cells. (All from Brewer & Pau 3349)" httpUri="https://binary.pensoft.net/fig/10232" pageId="2" pageNumber="3">Fig. 1C</figureCitation>
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) eximbricate; bracts c. 16
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<pageBreakToken pageId="3" pageNumber="4" start="start">in</pageBreakToken>
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mostly 2 series, subequal, obovate, with obtuse to rounded tips, chartaceous-becoming more scarious distally, bicostate proximally, few shorter outer bracts, scarcely spreading at maturity, essentially glabrous; receptacle (
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Zyzyura mayana (Pruski) H. Rob. & Pruski, A Prostrate portion of living plants showing lobed leaves B Capitula on erect flowering branches of living plant showing denser floral material near centers of capitula C Capitula of pressed specimen, lower capitulum showing eximbricate involucral bracts, upper head split, showing conical fistulose receptacle, upper capitulum also showing loose corolla D SEM of corolla lobes showing surfaces with protruding cells E Anther showing short theca and broad apical appendage F SEM micrograph of carpopodium showing elongate cells. (All from Brewer & Pau 3349)" httpUri="https://binary.pensoft.net/fig/10232" pageId="3" pageNumber="4">Fig. 1C</figureCitation>
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) high-conical, fistulose, epaleate, without evidence of fully developed florets born on distal part. Florets 20-23; corollas white, 2.2-2.3 mm long, mostly glabrous, sparse glandular dots on lobes, immediate base dilated, thickly ribbed, narrowed to a slender tube closely investing the style, limb abruptly ampliate, campanulate, lobes (
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Zyzyura mayana (Pruski) H. Rob. & Pruski, A Prostrate portion of living plants showing lobed leaves B Capitula on erect flowering branches of living plant showing denser floral material near centers of capitula C Capitula of pressed specimen, lower capitulum showing eximbricate involucral bracts, upper head split, showing conical fistulose receptacle, upper capitulum also showing loose corolla D SEM of corolla lobes showing surfaces with protruding cells E Anther showing short theca and broad apical appendage F SEM micrograph of carpopodium showing elongate cells. (All from Brewer & Pau 3349)" httpUri="https://binary.pensoft.net/fig/10232" pageId="3" pageNumber="4">Fig. 1D</figureCitation>
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) deltate, with intermarginal ribs, cells projecting at distal ends on inner and outer surface; anther collars slender, with numerous annular thickenings that do not completely obscure transverse cell walls; anther thecae (
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Zyzyura mayana (Pruski) H. Rob. & Pruski, A Prostrate portion of living plants showing lobed leaves B Capitula on erect flowering branches of living plant showing denser floral material near centers of capitula C Capitula of pressed specimen, lower capitulum showing eximbricate involucral bracts, upper head split, showing conical fistulose receptacle, upper capitulum also showing loose corolla D SEM of corolla lobes showing surfaces with protruding cells E Anther showing short theca and broad apical appendage F SEM micrograph of carpopodium showing elongate cells. (All from Brewer & Pau 3349)" httpUri="https://binary.pensoft.net/fig/10232" pageId="3" pageNumber="4">Fig. 1E</figureCitation>
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) c. 0.5 mm long; apical appendage slightly broader than long. Style base without expanded node, papillae or hairs, style appendages thickened, densely papillose. Cypsela (
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<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Zyzyura mayana, cypsela showing pappus of c. 10 non-contiguous bristles. (From Brewer & Pau 3349)" httpUri="https://binary.pensoft.net/fig/10233" pageId="3" pageNumber="4">Fig. 2</figureCitation>
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) 1.2-1.3 mm long, somewhat fusiform, 3-5 costate, with few scabrae on ribs; carpopodium (
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Zyzyura mayana (Pruski) H. Rob. & Pruski, A Prostrate portion of living plants showing lobed leaves B Capitula on erect flowering branches of living plant showing denser floral material near centers of capitula C Capitula of pressed specimen, lower capitulum showing eximbricate involucral bracts, upper head split, showing conical fistulose receptacle, upper capitulum also showing loose corolla D SEM of corolla lobes showing surfaces with protruding cells E Anther showing short theca and broad apical appendage F SEM micrograph of carpopodium showing elongate cells. (All from Brewer & Pau 3349)" httpUri="https://binary.pensoft.net/fig/10232" pageId="3" pageNumber="4">Fig. 1F</figureCitation>
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) broadened, with distinct projecting upper rim, cells enlarged and elongate with moderately thickened walls; pappus iniser
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<pageBreakToken pageId="4" pageNumber="5" start="start">ate</pageBreakToken>
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(
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<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Zyzyura mayana, cypsela showing pappus of c. 10 non-contiguous bristles. (From Brewer & Pau 3349)" httpUri="https://binary.pensoft.net/fig/10233" pageId="4" pageNumber="5">Fig. 2</figureCitation>
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) with c. 10 persistent capillary bristles, reaching to approximately the base of corolla lobes, broadened but not contiguous at base, scabridulous, narrowed to apex. Pollen c. 18
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<normalizedToken originalValue="μm">μm</normalizedToken>
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in diam. in fluid.
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</paragraph>
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<caption httpUri="https://binary.pensoft.net/fig/10232" pageId="4" pageNumber="5" start="Figure 1" startId="F1">
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<paragraph pageId="4" pageNumber="5">
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<emphasis bold="true" pageId="4" pageNumber="5">Figure 1.</emphasis>
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<taxonomicName authorityName="H. Rob & Pruski" authorityYear="2013" baseAuthorityName="Pruski" class="Magnoliopsida" family="Asteraceae" genus="Zyzyura" higherTaxonomySource="GBIF,CoL" kingdom="Plantae" lsidName="" order="Asterales" pageId="4" pageNumber="5" phylum="Tracheophyta" rank="species" species="mayana">
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<emphasis italics="true" pageId="4" pageNumber="5">Zyzyura mayana</emphasis>
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</taxonomicName>
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(Pruski) H. Rob. & Pruski,
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<emphasis bold="true" pageId="4" pageNumber="5">A</emphasis>
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Prostrate portion of living plants showing lobed leaves
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<emphasis bold="true" pageId="4" pageNumber="5">B</emphasis>
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Capitula on erect flowering branches of living plant showing denser floral material near centers of capitula
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<emphasis bold="true" pageId="4" pageNumber="5">C</emphasis>
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Capitula of pressed specimen, lower capitulum showing eximbricate involucral bracts, upper head split, showing conical fistulose receptacle, upper capitulum also showing loose corolla
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<emphasis bold="true" pageId="4" pageNumber="5">D</emphasis>
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SEM of corolla lobes showing surfaces with protruding cells
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<emphasis bold="true" pageId="4" pageNumber="5">E</emphasis>
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Anther showing short theca and broad apical appendage
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<emphasis bold="true" pageId="4" pageNumber="5">F</emphasis>
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SEM micrograph of carpopodium showing elongate cells. (All from
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<emphasis italics="true" pageId="4" pageNumber="5">Brewer & Pau 3349</emphasis>
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)
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</paragraph>
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</caption>
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<caption httpUri="https://binary.pensoft.net/fig/10233" pageId="4" pageNumber="5" start="Figure 2" startId="F2">
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<paragraph pageId="4" pageNumber="5">
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<emphasis bold="true" pageId="4" pageNumber="5">Figure 2.</emphasis>
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<taxonomicName authorityName="H. Rob & Pruski" authorityYear="2013" baseAuthorityName="Pruski" class="Magnoliopsida" family="Asteraceae" genus="Zyzyura" higherTaxonomySource="GBIF,CoL" kingdom="Plantae" lsidName="" order="Asterales" pageId="4" pageNumber="5" phylum="Tracheophyta" rank="species" species="mayana">
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<emphasis italics="true" pageId="4" pageNumber="5">Zyzyura mayana</emphasis>
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</taxonomicName>
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, cypsela showing pappus of c. 10 non-contiguous bristles. (From
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<emphasis italics="true" pageId="4" pageNumber="5">Brewer & Pau 3349</emphasis>
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)
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="5" type="distribution">
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<paragraph pageId="4" pageNumber="5">Distribution.</paragraph>
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<paragraph pageId="4" pageNumber="5">The genus contains only the single species that may be endemic to the type locality in the Maya Mountains of the Cockscomb range in Belize.</paragraph>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="5" type="ecology">
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<paragraph pageId="4" pageNumber="5">Ecology.</paragraph>
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<paragraph pageId="4" pageNumber="5">Cited as epilithic.</paragraph>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="5" type="etymology">
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<paragraph pageId="4" pageNumber="5">Etymology.</paragraph>
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<paragraph pageId="4" pageNumber="5">Contrived name (no meaning).</paragraph>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="5" type="specimens examined">
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<paragraph pageId="4" pageNumber="5">Specimens examined.</paragraph>
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<paragraph pageId="4" pageNumber="5">
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<taxonomicName authorityName="H. Rob & Pruski" authorityYear="2013" baseAuthorityName="Pruski" class="Magnoliopsida" family="Asteraceae" genus="Zyzyura" higherTaxonomySource="GBIF,CoL" kingdom="Plantae" lsidName="" order="Asterales" pageId="4" pageNumber="5" phylum="Tracheophyta" rank="species" species="mayana">
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<emphasis italics="true" pageId="4" pageNumber="5">Zyzyura mayana</emphasis>
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</taxonomicName>
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(Pruski) H. Rob. & Pruski, comb. nov. (IPNI ID: urn:lsid:ipni.org:names:77124264-1), basionym:
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<taxonomicName authorityName="Pruski" authorityYear="2012" class="Reptilia" family="Colubridae" genus="Fleischmannia" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="" order="Squamata" pageId="4" pageNumber="5" phylum="Chordata" rank="species" species="mayana">
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<emphasis italics="true" pageId="4" pageNumber="5">Fleischmannia mayana</emphasis>
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</taxonomicName>
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Pruski in Pruski and Clase, Phytoneuron 2012-32: 6. 2012. Presently known only from Victoria Peak in the Cockscomb range of the Maya Mountains in Belize (
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<emphasis italics="true" pageId="4" pageNumber="5">Brewer & Pau 3349</emphasis>
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, holotype MO).
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |