187 lines
18 KiB
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187 lines
18 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/phytokeys.60.6734" ID-GBIF-Dataset="48671e75-dd24-4e6d-8514-b0546ffd3fe3" ID-PMC="PMC4816990" ID-Pensoft-Pub="1314-2003-60-49" ID-Pensoft-UUID="FFC26762742EFFBDFFAD0867FFB3FFBB" ID-PubMed="27081344" ID-Zenodo-Dep="576336" ModsDocAuthor="" ModsDocDate="2016" ModsDocID="1314-2003-60-49" ModsDocOrigin="PhytoKeys 60" ModsDocTitle="Vernonieae (Asteraceae) of southern Africa: A generic disposition of the species and a study of their pollen" checkinTime="1455253102424" checkinUser="pensoft" docAuthor="Robinson, Harold, Skvarla, John J. & Funk, Vicki A." docDate="2016" docId="FFAB1E366BC42FD1CC58211E448ACB4B" docLanguage="en" docName="PhytoKeys 60: 49-126" docOrigin="PhytoKeys 60" docSource="http://dx.doi.org/10.3897/phytokeys.60.6734" docTitle="Pseudopegolettia H. Rob., Skvarla & V. A. Funk 2016, gen. nov." docType="treatment" docVersion="6" id="FFC26762742EFFBDFFAD0867FFB3FFBB" lastPageNumber="91" masterDocId="FFC26762742EFFBDFFAD0867FFB3FFBB" masterDocTitle="Vernonieae (Asteraceae) of southern Africa: A generic disposition of the species and a study of their pollen" masterLastPageNumber="126" masterPageNumber="49" pageNumber="91" updateTime="1668141640099" 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>Vernonieae (Asteraceae) of southern Africa: A generic disposition of the species and a study of their pollen</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: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>Skvarla, John J.</mods:namePart>
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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>Funk, Vicki A.</mods:namePart>
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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>2016</mods:date>
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<mods:detail type="volume">
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<mods:number>60</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>49</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.60.6734</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.60.6734</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1314-2003-60-49</mods:identifier>
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<mods:identifier type="Pensoft-UUID">FFC26762742EFFBDFFAD0867FFB3FFBB</mods:identifier>
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<mods:identifier type="Zenodo-Dep">576336</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="127870844" LSID="urn:lsid:plazi:treatment:FFAB1E366BC42FD1CC58211E448ACB4B" httpUri="http://treatment.plazi.org/id/FFAB1E366BC42FD1CC58211E448ACB4B" lastPageNumber="91" pageId="42" pageNumber="91">
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<subSubSection pageId="42" pageNumber="91" type="nomenclature">
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<paragraph pageId="42" pageNumber="91">
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<taxonomicName LSID="0F5A065D-6DA0-5CD7-B850-5D9DA0FC081C" authority="H. Rob., Skvarla & V. A. Funk" authorityName="H. Rob., Skvarla & V. A. Funk" authorityYear="2016" class="Magnoliopsida" family="Asteraceae" genus="Pseudopegolettia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Pseudopegolettia" order="Asterales" pageId="42" pageNumber="91" phylum="Tracheophyta" rank="genus" status="gen. nov.">Pseudopegolettia H. Rob., Skvarla & V.A. Funk</taxonomicName>
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<taxonomicNameLabel pageId="42" pageNumber="91">gen. nov.</taxonomicNameLabel>
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<figureCitation captionStart="Figure 23" captionStartId="F23" captionText="Figure 23. Photographs of Pseudopegolettia and Vernoniastrum: A-C Pseudopegolettia tenella (DC.) H. Rob., D-E Pseudopegolettia thodei (Phillips) H. Rob., Skvarla & V. A. Funk, note: images show the leafy stem of Pseudopegolettia tenella and the succulent basal leaves of Pseudopegolettia thodei; F-G Vernoniastrum latifolium (Steetz in Peters) H. Rob .. See Appendix C for citation details." figureDoi="10.3897/phytokeys.60.6734.figure23" httpUri="https://binary.pensoft.net/fig/77495" pageId="42" pageNumber="91">
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Figures 23
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<normalizedToken originalValue="A–E">A-E</normalizedToken>
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</figureCitation>
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<figureCitation captionStart="Figure 24" captionStartId="F24" captionText="Figure 24. Scanning electron micrographs of Pseudopegolettia. A-H Scanning electron micrographs of acetolyzed sublophate-echinolophate pollen of Pseudopegolettia tenella (DC.) H. Rob. A Polar view B Equatorial view with prominent lophal ridges surrounding pore C Lateral view D Polar view, slightly different from A E Equatorial view F Lateral view slightly different from C G and H are fractured grains showing the thickened and distally bifurcated support columellae for the overlying exine. From Sidley 3904." figureDoi="10.3897/phytokeys.60.6734.figure24" httpUri="https://binary.pensoft.net/fig/77496" pageId="42" pageNumber="91">
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; 24
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<normalizedToken originalValue="A–H">A-H</normalizedToken>
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</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="42" pageNumber="91" type="type">
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<paragraph pageId="42" pageNumber="91">Type.</paragraph>
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<paragraph pageId="42" pageNumber="91">
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<taxonomicName class="Magnoliopsida" family="Asteraceae" genus="Pegolettia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Pegolettia tenella" order="Asterales" pageId="42" pageNumber="91" phylum="Tracheophyta" rank="species" species="tenella">
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<emphasis italics="true" pageId="42" pageNumber="91">Pegolettia tenella</emphasis>
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</taxonomicName>
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DC.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="42" pageNumber="91" type="descriptions">
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<paragraph pageId="42" pageNumber="91">Descriptions.</paragraph>
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<paragraph pageId="42" pageNumber="91">Small perennial herbs; stems erect, with short branchlets from lower nodes, puberulous to subsericeous with short-stalked hairs bearing asymmetric cap cells, stalks moderately broad with one or two septae, cap cells short and stout, attached near lower end. Leaves alternate, oblong to linear, essentially sessile, sparsely puberulous, abaxially densely glandular punctate. Inflorescence terminal with 1 or a few heads borne on long peduncles. Heads campanulate, 1.7-2.5 cm. wide; involucral bracts 20-60, in ca. three series, subequal, linear-lanceolate, herbaceous with slender tips, pilosulous outside; receptacle slightly convex, surface with angular thickenings. Florets 15 or more in a head; corollas purple, ca. 1 cm long, narrowly funnel-shaped from a slender base, throat slightly shorter than the moderately distorted, linear-lanceolate lobes, outer surface with short glands on tube and throat, spiculiferous distally on lobes; anther thecae narrowed at base to short lobulate tail; apical appendage glabrous, ovate with rather firm cell walls; style base with narrow annular node; sweeping hairs acicular, restricted mostly to style branches, few on upper shaft. Achenes mostly 6-8-ribbed, to 4.5 mm long, with glandular punctations and scattered idioblasts on sides, rarely without or with many short setulae that are not or scarcely split at apex, inner layer without raphids or with subquadrate raphids, with layer of rather sclerified narrow cells appearing as striations under the glands and idioblasts; carpopodium broadly stopper-shaped, sometimes with few short uniseriate hairs on inner surface; pappus of ca. 40 scabrid bristles, mostly in one series, as long as tube and throat of corolla, rather easily deciduous, scarcely narrowed except at tips, with few indistinct short bristles in outer series. Chromosome number unknown.</paragraph>
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<paragraph pageId="42" pageNumber="91">
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Pollen ca. 47
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<normalizedToken originalValue="μm">μm</normalizedToken>
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in diam., tricolporate, sublophate, echinate, with perforated tectum continuous between colpi (Fig.
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<figureCitation captionStart="Figure 24" captionStartId="F24" captionText="Figure 24. Scanning electron micrographs of Pseudopegolettia. A-H Scanning electron micrographs of acetolyzed sublophate-echinolophate pollen of Pseudopegolettia tenella (DC.) H. Rob. A Polar view B Equatorial view with prominent lophal ridges surrounding pore C Lateral view D Polar view, slightly different from A E Equatorial view F Lateral view slightly different from C G and H are fractured grains showing the thickened and distally bifurcated support columellae for the overlying exine. From Sidley 3904." figureDoi="10.3897/phytokeys.60.6734.figure24" httpUri="https://binary.pensoft.net/fig/77496" pageId="42" pageNumber="91">
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24
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<normalizedToken originalValue="A–H">A-H</normalizedToken>
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</figureCitation>
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).
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</paragraph>
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<caption ID-Zenodo-Dep="974363" doi="10.3897/phytokeys.60.6734.figure23" httpUri="https://binary.pensoft.net/fig/77495" pageId="42" pageNumber="91" start="Figure 23" startId="F23">
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<paragraph pageId="42" pageNumber="91">
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<emphasis bold="true" pageId="42" pageNumber="91">Figure 23.</emphasis>
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Photographs of
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<taxonomicName authorityName="H. Rob., Skvarla & V. A. Funk" authorityYear="2016" class="Magnoliopsida" family="Asteraceae" genus="Pseudopegolettia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Pseudopegolettia" order="Asterales" pageId="42" pageNumber="91" phylum="Tracheophyta" rank="genus">
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<emphasis italics="true" pageId="42" pageNumber="91">Pseudopegolettia</emphasis>
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</taxonomicName>
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and
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<taxonomicName class="Magnoliopsida" family="Asteraceae" genus="Vernoniastrum" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Vernoniastrum" order="Asterales" pageId="42" pageNumber="91" phylum="Tracheophyta" rank="genus">
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<emphasis italics="true" pageId="42" pageNumber="91">Vernoniastrum</emphasis>
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</taxonomicName>
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:
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<emphasis bold="true" pageId="42" pageNumber="91">
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<normalizedToken originalValue="A–C">A-C</normalizedToken>
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</emphasis>
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<taxonomicName authorityName="H. Rob., Skvarla & V. A. Funk" authorityYear="2016" baseAuthorityName="H. Rob., Skvarla & V. A. Funk" baseAuthorityYear="2016" class="Magnoliopsida" family="Asteraceae" genus="Pseudopegolettia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Pseudopegolettia tenella" order="Asterales" pageId="42" pageNumber="91" phylum="Tracheophyta" rank="species" species="tenella">
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<emphasis italics="true" pageId="42" pageNumber="91">Pseudopegolettia tenella</emphasis>
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</taxonomicName>
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(DC.) H. Rob.,
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<emphasis bold="true" pageId="42" pageNumber="91">
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<normalizedToken originalValue="D–E">D-E</normalizedToken>
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</emphasis>
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<taxonomicName authorityName="H. Rob., Skvarla & V. A. Funk" authorityYear="2016" baseAuthorityName="H. Rob., Skvarla & V. A. Funk" baseAuthorityYear="2016" class="Magnoliopsida" family="Asteraceae" genus="Pseudopegolettia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Pseudopegolettia thodei" order="Asterales" pageId="42" pageNumber="91" phylum="Tracheophyta" rank="species" species="thodei">
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<emphasis italics="true" pageId="42" pageNumber="91">Pseudopegolettia thodei</emphasis>
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</taxonomicName>
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(Phillips) H. Rob., Skvarla & V.A. Funk, note: images show the leafy stem of
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<taxonomicName authorityName="H. Rob., Skvarla & V. A. Funk" authorityYear="2016" baseAuthorityName="H. Rob., Skvarla & V. A. Funk" baseAuthorityYear="2016" class="Magnoliopsida" family="Asteraceae" genus="Pseudopegolettia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Pseudopegolettia tenella" order="Asterales" pageId="42" pageNumber="91" phylum="Tracheophyta" rank="species" species="tenella">
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<emphasis italics="true" pageId="42" pageNumber="91">Pseudopegolettia tenella</emphasis>
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</taxonomicName>
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and the succulent basal leaves of
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<taxonomicName authorityName="H. Rob., Skvarla & V. A. Funk" authorityYear="2016" baseAuthorityName="H. Rob., Skvarla & V. A. Funk" baseAuthorityYear="2016" class="Magnoliopsida" family="Asteraceae" genus="Pseudopegolettia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Pseudopegolettia thodei" order="Asterales" pageId="42" pageNumber="91" phylum="Tracheophyta" rank="species" species="thodei">
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<emphasis italics="true" pageId="42" pageNumber="91">Pseudopegolettia thodei</emphasis>
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</taxonomicName>
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;
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<emphasis bold="true" pageId="42" pageNumber="91">
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<normalizedToken originalValue="F–G">F-G</normalizedToken>
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</emphasis>
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<taxonomicName class="Magnoliopsida" family="Asteraceae" genus="Vernoniastrum" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Vernoniastrum latifolium" order="Asterales" pageId="42" pageNumber="91" phylum="Tracheophyta" rank="species" species="latifolium">
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<emphasis italics="true" pageId="42" pageNumber="91">Vernoniastrum latifolium</emphasis>
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</taxonomicName>
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(Steetz in Peters) H. Rob.. See Appendix C for citation details.
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</paragraph>
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</caption>
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<caption ID-Zenodo-Dep="974365" doi="10.3897/phytokeys.60.6734.figure24" httpUri="https://binary.pensoft.net/fig/77496" pageId="42" pageNumber="91" start="Figure 24" startId="F24">
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<paragraph pageId="42" pageNumber="91">
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<emphasis bold="true" pageId="42" pageNumber="91">Figure 24.</emphasis>
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Scanning electron micrographs of
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<taxonomicName authorityName="H. Rob., Skvarla & V. A. Funk" authorityYear="2016" class="Magnoliopsida" family="Asteraceae" genus="Pseudopegolettia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Pseudopegolettia" order="Asterales" pageId="42" pageNumber="91" phylum="Tracheophyta" rank="genus">
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<emphasis italics="true" pageId="42" pageNumber="91">Pseudopegolettia</emphasis>
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</taxonomicName>
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.
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<emphasis bold="true" pageId="42" pageNumber="91">
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<normalizedToken originalValue="A–H">A-H</normalizedToken>
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</emphasis>
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Scanning electron micrographs of acetolyzed sublophate-echinolophate pollen of
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<taxonomicName authorityName="H. Rob., Skvarla & V. A. Funk" authorityYear="2016" baseAuthorityName="H. Rob., Skvarla & V. A. Funk" baseAuthorityYear="2016" class="Magnoliopsida" family="Asteraceae" genus="Pseudopegolettia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Pseudopegolettia tenella" order="Asterales" pageId="42" pageNumber="91" phylum="Tracheophyta" rank="species" species="tenella">
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<emphasis italics="true" pageId="42" pageNumber="91">Pseudopegolettia tenella</emphasis>
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</taxonomicName>
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(DC.) H. Rob.
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<emphasis bold="true" pageId="42" pageNumber="91">A</emphasis>
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Polar view
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<emphasis bold="true" pageId="42" pageNumber="91">B</emphasis>
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Equatorial view with prominent lophal ridges surrounding pore
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<emphasis bold="true" pageId="42" pageNumber="91">C</emphasis>
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Lateral view
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<emphasis bold="true" pageId="42" pageNumber="91">D</emphasis>
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Polar view, slightly different from A
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<emphasis bold="true" pageId="42" pageNumber="91">E</emphasis>
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Equatorial view
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<emphasis bold="true" pageId="42" pageNumber="91">F</emphasis>
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Lateral view slightly different from C
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<emphasis bold="true" pageId="42" pageNumber="91">G</emphasis>
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and
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<emphasis bold="true" pageId="42" pageNumber="91">H</emphasis>
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are fractured grains showing the thickened and distally bifurcated support columellae for the overlying exine. From
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<emphasis italics="true" pageId="42" pageNumber="91">Sidley 3904</emphasis>
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.
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</paragraph>
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</caption>
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<paragraph pageId="42" pageNumber="91">
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Most notable secondary metabolites include sesquiterpene glaucolides (
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<bibRefCitation author="Bohlmann, F" journalOrPublisher="Plant Systematics and Evolution" pageId="50" pageNumber="99" pagination="3 - 43" publicationUrl="10.1007/978-3-7091-6928-5_2" refId="B5" refString="Bohlmann, F, Jakupovic, J, 1990. Progress in the chemistry of the Vernonieae (Compositae). Plant Systematics and Evolution 4: 3 - 43, DOI: 10.1007/978-3-7091-6928-5_2" title="Progress in the chemistry of the Vernonieae (Compositae)." url="10.1007/978-3-7091-6928-5_2" volume="4" year="1990">Bohlmann and Jakupovic 1990</bibRefCitation>
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as
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<taxonomicName class="Magnoliopsida" family="Compositae" genus="Vernonia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Vernonia monocephala" order="Asterales" pageId="42" pageNumber="91" phylum="Tracheophyta" rank="species" species="monocephala">
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<emphasis italics="true" pageId="42" pageNumber="91">Vernonia monocephala</emphasis>
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</taxonomicName>
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Harv.) and 5-alkylcoumarins (
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<bibRefCitation author="Bohlmann, F" journalOrPublisher="Plant Systematics and Evolution" pageId="50" pageNumber="99" pagination="3 - 43" publicationUrl="10.1007/978-3-7091-6928-5_2" refId="B5" refString="Bohlmann, F, Jakupovic, J, 1990. Progress in the chemistry of the Vernonieae (Compositae). Plant Systematics and Evolution 4: 3 - 43, DOI: 10.1007/978-3-7091-6928-5_2" title="Progress in the chemistry of the Vernonieae (Compositae)." url="10.1007/978-3-7091-6928-5_2" volume="4" year="1990">Bohlmann and Jakupovic 1990</bibRefCitation>
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as
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<taxonomicName class="Magnoliopsida" family="Compositae" genus="Vernonia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Vernonia galpinii" order="Asterales" pageId="42" pageNumber="91" phylum="Tracheophyta" rank="species" species="galpinii">
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<emphasis italics="true" pageId="42" pageNumber="91">Vernonia galpinii</emphasis>
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</taxonomicName>
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Klatt).
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</paragraph>
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<paragraph pageId="42" pageNumber="91">
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The genus consists of mostly monocephalous species, but those species have many individual differences such as the restriction of leaves to a basal rosette, capitula structure, and pubescence of the achenes. They do have essentially identical pollen, but it is a widely distributed pollen type in the
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<taxonomicName lsidName="" pageId="42" pageNumber="91" rank="subFamily" subFamily="Erlangeinae" subtribe="Erlangeinae">Erlangeinae</taxonomicName>
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. There are no unique or uncommon characteristics that the two species share.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |