303 lines
25 KiB
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303 lines
25 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/phytokeys.39.7668" ID-PMC="PMC4152887" ID-Pensoft-Pub="1314-2003-39-1" ID-Pensoft-UUID="FFB955183976FFA8FFE5FB16307EFF84" ID-PubMed="25197221" ID-Zenodo-Dep="576231" ModsDocID="1314-2003-39-1" checkinTime="1451251726629" checkinUser="pensoft" docAuthor="Tubee, Daniel B. Montesinos" docDate="2014" docId="F151825ED50776CE6DE088C2765542CC" docLanguage="en" docName="PhytoKeys 39: 1-17" docOrigin="PhytoKeys 39" docPubDate="2014-06-19" docSource="http://dx.doi.org/10.3897/phytokeys.39.7668" docTitle="Senecio sykorae Montesinos 2014, sp. nov." docType="treatment" docVersion="6" id="FFB955183976FFA8FFE5FB16307EFF84" lastPageNumber="5" masterDocId="FFB955183976FFA8FFE5FB16307EFF84" masterDocTitle="Three new caespitose species of Senecio (Asteraceae, Senecioneae) from South Peru" masterLastPageNumber="17" masterPageNumber="1" pageNumber="4" updateTime="1668141133077" 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>Three new caespitose species of Senecio (Asteraceae, Senecioneae) from South Peru</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>Tubee, Daniel B. Montesinos</mods:namePart>
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<mods:affiliation>Nature Conservation & Plant Ecology Group, Wageningen University, Netherlands. Droevendaalsesteeg 3 a, 6708 PB Wageningen, The Netherlands & Naturalis Biodiversity Centre, Botany Section, N & ational Herbarium of The Netherlands, Herbarium Vadense. Darwinweg 2, 2333 CR Leiden, The Netherlands</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>2014</mods:date>
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<mods:detail type="pubDate">
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<mods:number>2014-06-19</mods:number>
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</mods:detail>
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<mods:detail type="volume">
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<mods:number>39</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>17</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.39.7668</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.39.7668</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1314-2003-39-1</mods:identifier>
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<mods:identifier type="Pensoft-UUID">FFB955183976FFA8FFE5FB16307EFF84</mods:identifier>
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<mods:identifier type="Zenodo-Dep">576231</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="152025280" LSID="urn:lsid:plazi:treatment:F151825ED50776CE6DE088C2765542CC" httpUri="http://treatment.plazi.org/id/F151825ED50776CE6DE088C2765542CC" lastPageId="5" lastPageNumber="5" pageId="3" pageNumber="4">
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<subSubSection pageId="3" pageNumber="4" type="nomenclature">
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<paragraph pageId="3" pageNumber="4">
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<taxonomicName LSID="F151825E-D507-76CE-6DE0-88C2765542CC" authority="Montesinos" authorityName="Montesinos" authorityYear="2014" class="Magnoliopsida" family="Asteraceae" genus="Senecio" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Senecio sykorae" order="Asterales" pageId="3" pageNumber="4" phylum="Tracheophyta" rank="species" species="sykorae" status="sp. nov.">Senecio sykorae Montesinos</taxonomicName>
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<taxonomicNameLabel pageId="3" pageNumber="4">sp. nov.</taxonomicNameLabel>
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<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Senecio sykorae Montesinos. A Leaf (upper side) B Leaf (underside) C Capitulum D Calycular bracts E Phyllary F Stamens arrangement in a floret G Floret H Pappus bristles I Stamens J Style K Papillose stigma L Achene" httpUri="https://binary.pensoft.net/fig/10718" pageId="3" pageNumber="4">Figs 2</figureCitation>
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<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Habit photographs of: A Senecio moqueguensis B Senecio sykorae C Senecio tassaensis." httpUri="https://binary.pensoft.net/fig/10720" pageId="3" pageNumber="4">, 4B</figureCitation>
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<figureCitation captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Distribution map showing collection and recorded sites for Senecio moqueguensis (red circles), Senecio sykorae (yellow squares) and Senecio tassaensis (green triangles). Inset: Photograph of the highland plains of Tassa, Moquegua, where populations of Senecio moqueguensis occur." httpUri="https://binary.pensoft.net/fig/10721" pageId="3" pageNumber="4">, 5</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="3" pageNumber="4" type="diagnosis">
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<paragraph pageId="3" pageNumber="4">Diagnosis.</paragraph>
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<paragraph pageId="3" pageNumber="4">
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Morphologically similar to
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<taxonomicName authorityName="Cabrera" authorityYear="1955" class="Magnoliopsida" family="Asteraceae" genus="Senecio" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Asterales" pageId="3" pageNumber="4" phylum="Tracheophyta" rank="species" species="gamolepis">
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<emphasis italics="true" pageId="3" pageNumber="4">Senecio gamolepis</emphasis>
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</taxonomicName>
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but clearly distinguished by the tuft mat habit (vs. cushion mats), the leaf shape being obovate-spathulate (vs. linear-lanceolate), corolla white (vs. yellow), phyllaries 12-14 (vs. 7-9), disc length 7-9 mm (vs. 8-12 mm), and achene length 1.5-2 mm (vs. 1-1.3 mm).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="3" pageNumber="4" type="type">
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<paragraph pageId="3" pageNumber="4">Type.</paragraph>
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<paragraph pageId="3" pageNumber="4">
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PERU: Moquegua Region, General
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<normalizedToken originalValue="Sánchez">Sanchez</normalizedToken>
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Cerro Province, Yunga District, E of Yunga, terrestrial on bare clayey soils on the peaks of Perusa mountain, elevation 4802 m,
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<geoCoordinate degrees="16" direction="south" minutes="11" orientation="latitude" precision="15" seconds="08" value="-16.185555">16°11'08"S</geoCoordinate>
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,
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<geoCoordinate degrees="70" direction="west" minutes="38" orientation="longitude" precision="15" seconds="14" value="-70.63722">70°38'14"W</geoCoordinate>
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, 13 April 2012,
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<emphasis italics="true" pageId="3" pageNumber="4">Montesinos & Calisaya 3805</emphasis>
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(holotype USM!, isotype HUSA!).
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</paragraph>
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</subSubSection>
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<subSubSection lastPageId="4" lastPageNumber="5" pageId="3" pageNumber="4" type="description">
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<paragraph pageId="3" pageNumber="4">Description.</paragraph>
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<paragraph lastPageId="4" lastPageNumber="5" pageId="3" pageNumber="4">
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<emphasis italics="true" pageId="3" pageNumber="4">Perennial</emphasis>
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herb, decumbent, low-growing and forming small tuft mats 4-6 cm high and up to 6 cm in diam.
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<emphasis italics="true" pageId="3" pageNumber="4">Trichomes</emphasis>
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absent.
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<emphasis italics="true" pageId="3" pageNumber="4">Stems</emphasis>
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3-5 cm long, densely leafy, woody and branched at the base.
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<emphasis italics="true" pageId="3" pageNumber="4">Leaves</emphasis>
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cauline, alternate, lamina obovate-spathulate, 9-14 mm long
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<normalizedToken originalValue="×">x</normalizedToken>
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1-2.2 mm wide, glabrous on surface and margins except at the base (scarcely covered by thin, short trichomes), base truncate to auriculate, apex obtuse, entire, margin involute; young leaves pale green with yellowish margins turning dark green with age.
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<emphasis italics="true" pageId="3" pageNumber="4">Synflorescences</emphasis>
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of solitary, terminal capitula.
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<emphasis italics="true" pageId="4" pageNumber="5">
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<pageBreakToken pageId="4" pageNumber="5" start="start">Capitula</pageBreakToken>
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</emphasis>
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homogamous, discoid and pedicled (5-10 mm long).
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<emphasis italics="true" pageId="4" pageNumber="5">Involucres</emphasis>
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at first narrowly cylindrical becoming cylindrical-campanulate with age (7-9 mm long
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<normalizedToken originalValue="×">x</normalizedToken>
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3-5 mm wide).
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<emphasis italics="true" pageId="4" pageNumber="5">Calycular bracts</emphasis>
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linear-oblong (6-8 mm
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<normalizedToken originalValue="×">x</normalizedToken>
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0.7-1 mm), dark green on the surface and light green along the margins, with dark brown-black apex covered with inconspicuous trichomes or glabrous.
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<emphasis italics="true" pageId="4" pageNumber="5">Phyllaries</emphasis>
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12-14, connate, 5-6.5 mm long
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<normalizedToken originalValue="×">x</normalizedToken>
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0.6-1 mm wide, linear-lanceolate, margins glabrous, apex dark brown with short trichomes.
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<emphasis italics="true" pageId="4" pageNumber="5">Florets</emphasis>
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13-16; corolla tubular, abruptly constricted near the base, 5-lobed, each lobe 0.2-0.3 mm long, white, tube 2.5-4 mm long
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<normalizedToken originalValue="×">x</normalizedToken>
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0.5-0.8 mm wide; anthers linear-lanceolate, 1.5-2 mm long
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<normalizedToken originalValue="×">x</normalizedToken>
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0.2-0.3 mm wide, truncate, terminal appendages lanceolate, obtuse; margin whitish transparent and becoming darker towards the centre; style dark purple, truncate, apically covered by papillae equally distributed.
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<emphasis italics="true" pageId="4" pageNumber="5">Achenes</emphasis>
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cylindrical, pale green, finely covered with trichomes, 1.5-2 mm long
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<normalizedToken originalValue="×">x</normalizedToken>
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0.6-0.9 mm wide; carpopodium symmetrical in a shallow ring; pappus of smooth fine bristles, white, 4-6 mm long, with fine alternate single setulae.
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</paragraph>
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<caption httpUri="https://binary.pensoft.net/fig/10718" 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="Montesinos" authorityYear="2014" class="Magnoliopsida" family="Asteraceae" genus="Senecio" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Asterales" pageId="4" pageNumber="5" phylum="Tracheophyta" rank="species" species="sykorae">
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<emphasis italics="true" pageId="4" pageNumber="5">Senecio sykorae</emphasis>
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</taxonomicName>
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Montesinos.
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<emphasis bold="true" pageId="4" pageNumber="5">A</emphasis>
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Leaf (upper side)
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<emphasis bold="true" pageId="4" pageNumber="5">B</emphasis>
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Leaf (underside)
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<emphasis bold="true" pageId="4" pageNumber="5">C</emphasis>
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Capitulum
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<emphasis bold="true" pageId="4" pageNumber="5">D</emphasis>
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Calycular bracts
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<emphasis bold="true" pageId="4" pageNumber="5">E</emphasis>
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Phyllary
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<emphasis bold="true" pageId="4" pageNumber="5">F</emphasis>
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Stamens arrangement in a floret
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<emphasis bold="true" pageId="4" pageNumber="5">G</emphasis>
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Floret
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<emphasis bold="true" pageId="4" pageNumber="5">H</emphasis>
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Pappus bristles
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<emphasis bold="true" pageId="4" pageNumber="5">I</emphasis>
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Stamens
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<emphasis bold="true" pageId="4" pageNumber="5">J</emphasis>
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Style
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<emphasis bold="true" pageId="4" pageNumber="5">K</emphasis>
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Papillose stigma
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<emphasis bold="true" pageId="4" pageNumber="5">L</emphasis>
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Achene
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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="ecology and distribution">
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<paragraph pageId="4" pageNumber="5">Ecology and distribution.</paragraph>
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<paragraph pageId="4" pageNumber="5">
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Terrestrial plant on bare clayey soils on the summits of mountain peaks and grassland plateaus in the north of the Moquegua Region at elevations of 4550-4800 m. Co-occurring with
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<taxonomicName class="Magnoliopsida" family="Asteraceae" genus="Belloa" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="" order="Asterales" pageId="4" pageNumber="5" phylum="Magnoliophyta" rank="species" species="pickeringii">
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<emphasis italics="true" pageId="4" pageNumber="5">Belloa pickeringii</emphasis>
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</taxonomicName>
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(A. Gray)
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<normalizedToken originalValue="Sagást">Sagast</normalizedToken>
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. & M.O. Dillon,
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<taxonomicName authorityName="A. W. Hill" authorityYear="1906" baseAuthorityName="E. G. Baker" class="Magnoliopsida" family="Malvaceae" genus="Nototriche" higherTaxonomySource="GBIF,CoL" kingdom="Plantae" lsidName="" order="Malvales" pageId="4" pageNumber="5" phylum="Tracheophyta" rank="species" species="obcuneata">
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<emphasis italics="true" pageId="4" pageNumber="5">Nototriche obcuneata</emphasis>
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</taxonomicName>
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(Baker f.) A.W. Hill,
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<taxonomicName authorityName="Remy" authorityYear="1846" class="Magnoliopsida" family="Caryophyllaceae" genus="Pycnophyllum" higherTaxonomySource="GBIF,CoL" kingdom="Plantae" lsidName="" order="Caryophyllales" pageId="4" pageNumber="5" phylum="Tracheophyta" rank="species" species="molle">
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<emphasis italics="true" pageId="4" pageNumber="5">Pycnophyllum molle</emphasis>
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</taxonomicName>
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Remy,
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<taxonomicName class="Magnoliopsida" family="Asteraceae" genus="Senecio" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Asterales" pageId="4" pageNumber="5" phylum="Tracheophyta" rank="species" species="candollei">
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<emphasis italics="true" pageId="4" pageNumber="5">Senecio candollei</emphasis>
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</taxonomicName>
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Wedd. and
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<taxonomicName class="Magnoliopsida" family="Asteraceae" genus="Xenophyllum" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="" order="Asterales" pageId="4" pageNumber="5" phylum="Magnoliophyta" rank="species" species="ciliolatum">
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<emphasis italics="true" pageId="4" pageNumber="5">Xenophyllum ciliolatum</emphasis>
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</taxonomicName>
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(A. Gray) V.A. Funk. Flowers and fruits between March and April.
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</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">
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This
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<emphasis italics="true" pageId="4" pageNumber="5">Senecio</emphasis>
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is named after
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<normalizedToken originalValue="Karlè">Karle</normalizedToken>
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<normalizedToken originalValue="Sýkora">Sykora</normalizedToken>
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, a well-known Dutch vegetation scientist who was my mentor in phytosociology.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="5" type="additional material examined">
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<paragraph pageId="4" pageNumber="5">Additional material examined</paragraph>
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<paragraph pageId="4" pageNumber="5">
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<emphasis bold="true" pageId="4" pageNumber="5">(paratypes).</emphasis>
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PERU. Moquegua Region, General
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<normalizedToken originalValue="Sánchez">Sanchez</normalizedToken>
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Cerro Province, Ubinas District, S of Pillone, terrestrial on bare clayey soils in the verges of the road to Pillone town, elevation 4584 m,
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<geoCoordinate degrees="16" direction="south" minutes="10" orientation="latitude" precision="15" seconds="02" value="-16.167221">16°10'02"S</geoCoordinate>
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,
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<geoCoordinate degrees="70" direction="west" minutes="49" orientation="longitude" precision="15" seconds="56" value="-70.83222">70°49'56"W</geoCoordinate>
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, 24 March 2013,
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<emphasis italics="true" pageId="4" pageNumber="5">Montesinos 4023</emphasis>
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(USM).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="5" type="discussion">
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<paragraph pageId="4" pageNumber="5">Discussion.</paragraph>
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<paragraph pageId="4" pageNumber="5">
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<taxonomicName authorityName="Montesinos" authorityYear="2014" class="Magnoliopsida" family="Asteraceae" genus="Senecio" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Asterales" pageId="4" pageNumber="5" phylum="Tracheophyta" rank="species" species="sykorae">
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<emphasis italics="true" pageId="4" pageNumber="5">Senecio sykorae</emphasis>
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</taxonomicName>
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appears to be closely related to
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<taxonomicName authorityName="Cabrera" authorityYear="1955" class="Magnoliopsida" family="Asteraceae" genus="Senecio" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Asterales" pageId="4" pageNumber="5" phylum="Tracheophyta" rank="species" species="gamolepis">
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<emphasis italics="true" pageId="4" pageNumber="5">Senecio gamolepis</emphasis>
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</taxonomicName>
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which grows at higher elevations but approaches the known range of
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<taxonomicName authorityName="Montesinos" authorityYear="2014" class="Magnoliopsida" family="Asteraceae" genus="Senecio" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Asterales" pageId="4" pageNumber="5" phylum="Tracheophyta" rank="species" species="sykorae">
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<emphasis italics="true" pageId="4" pageNumber="5">Senecio sykorae</emphasis>
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</taxonomicName>
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within a few hundred metres. While
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<taxonomicName authorityName="Cabrera" authorityYear="1955" class="Magnoliopsida" family="Asteraceae" genus="Senecio" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Asterales" pageId="4" pageNumber="5" phylum="Tracheophyta" rank="species" species="gamolepis">
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<emphasis italics="true" pageId="4" pageNumber="5">Senecio gamolepis</emphasis>
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</taxonomicName>
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is generally distinctive in the genus for its large size, attaining widths of up to 1 meter in diameter, and for its larger, capitulate form,
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<taxonomicName authorityName="Montesinos" authorityYear="2014" class="Magnoliopsida" family="Asteraceae" genus="Senecio" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Asterales" pageId="4" pageNumber="5" phylum="Tracheophyta" rank="species" species="sykorae">
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<emphasis italics="true" pageId="4" pageNumber="5">Senecio sykorae</emphasis>
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</taxonomicName>
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is a smaller plant, of about 4-6 cm wide and has shorter corolla, less than 9 mm long.
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<taxonomicName authorityName="Montesinos" authorityYear="2014" class="Magnoliopsida" family="Asteraceae" genus="Senecio" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Asterales" pageId="4" pageNumber="5" phylum="Tracheophyta" rank="species" species="sykorae">
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<emphasis italics="true" pageId="4" pageNumber="5">Senecio sykorae</emphasis>
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</taxonomicName>
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is also distinctive in that it has 12-14 phyllaries per capitulum instead of 7-9 phyllaries in
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<taxonomicName authorityName="Cabrera" authorityYear="1955" class="Magnoliopsida" family="Asteraceae" genus="Senecio" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Asterales" pageId="4" pageNumber="5" phylum="Tracheophyta" rank="species" species="gamolepis">
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<emphasis italics="true" pageId="4" pageNumber="5">Senecio gamolepis</emphasis>
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</taxonomicName>
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. Likely the leaves of
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<taxonomicName authorityName="Montesinos" authorityYear="2014" class="Magnoliopsida" family="Asteraceae" genus="Senecio" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Asterales" pageId="4" pageNumber="5" phylum="Tracheophyta" rank="species" species="sykorae">
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<emphasis italics="true" pageId="4" pageNumber="5">Senecio sykorae</emphasis>
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</taxonomicName>
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are distinctive in that they are obovate-spathulate vs. linear-lanceolate. Also, the achenes in
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<taxonomicName authorityName="Montesinos" authorityYear="2014" class="Magnoliopsida" family="Asteraceae" genus="Senecio" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Asterales" pageId="4" pageNumber="5" phylum="Tracheophyta" rank="species" species="sykorae">
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<emphasis italics="true" pageId="4" pageNumber="5">Senecio sykorae</emphasis>
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</taxonomicName>
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are larger (1.5-2 mm long) vs. 1-1.3 mm long in
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<taxonomicName authorityName="Cabrera" authorityYear="1955" class="Magnoliopsida" family="Asteraceae" genus="Senecio" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Asterales" pageId="4" pageNumber="5" phylum="Tracheophyta" rank="species" species="gamolepis">
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<emphasis italics="true" pageId="4" pageNumber="5">Senecio gamolepis</emphasis>
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</taxonomicName>
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.
|
||
<taxonomicName authorityName="Montesinos" authorityYear="2014" class="Magnoliopsida" family="Asteraceae" genus="Senecio" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Asterales" pageId="4" pageNumber="5" phylum="Tracheophyta" rank="species" species="sykorae">
|
||
<emphasis italics="true" pageId="4" pageNumber="5">Senecio sykorae</emphasis>
|
||
</taxonomicName>
|
||
also differs from
|
||
<taxonomicName class="Magnoliopsida" family="Asteraceae" genus="Senecio" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Asterales" pageId="4" pageNumber="5" phylum="Tracheophyta" rank="species" species="algens">
|
||
<emphasis italics="true" pageId="4" pageNumber="5">Senecio algens</emphasis>
|
||
</taxonomicName>
|
||
by the leaf and capitula length (shorter in
|
||
<taxonomicName authorityName="Montesinos" authorityYear="2014" class="Magnoliopsida" family="Asteraceae" genus="Senecio" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Asterales" pageId="4" pageNumber="5" phylum="Tracheophyta" rank="species" species="sykorae">
|
||
<emphasis italics="true" pageId="4" pageNumber="5">Senecio sykorae</emphasis>
|
||
</taxonomicName>
|
||
), and from both species by the corolla colour (white vs. yellow). Less similarity is found in
|
||
<taxonomicName class="Magnoliopsida" family="Asteraceae" genus="Senecio" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Asterales" pageId="4" pageNumber="5" phylum="Tracheophyta" rank="species" species="algens">
|
||
<emphasis italics="true" pageId="4" pageNumber="5">Senecio algens</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName class="Magnoliopsida" family="Asteraceae" genus="Senecio" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Asterales" pageId="4" pageNumber="5" phylum="Tracheophyta" rank="species" species="humillimus">
|
||
<emphasis italics="true" pageId="4" pageNumber="5">Senecio humillimus</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName authorityName="Hieron" authorityYear="1895" class="Magnoliopsida" family="Asteraceae" genus="Senecio" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Asterales" pageId="4" pageNumber="5" phylum="Tracheophyta" rank="species" species="trifurcifolius">
|
||
<emphasis italics="true" pageId="4" pageNumber="5">Senecio trifurcifolius</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName class="Magnoliopsida" family="Asteraceae" genus="Senecio" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Asterales" pageId="4" pageNumber="5" phylum="Tracheophyta" rank="species" species="pucapampaensis">
|
||
<emphasis italics="true" pageId="4" pageNumber="5">Senecio pucapampaensis</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName class="Magnoliopsida" family="Asteraceae" genus="Senecio" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Asterales" pageId="4" pageNumber="5" phylum="Tracheophyta" rank="species" species="evacoides">
|
||
<emphasis italics="true" pageId="4" pageNumber="5">Senecio evacoides</emphasis>
|
||
</taxonomicName>
|
||
, and from which
|
||
<taxonomicName authorityName="Montesinos" authorityYear="2014" class="Magnoliopsida" family="Asteraceae" genus="Senecio" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Asterales" pageId="4" pageNumber="5" phylum="Tracheophyta" rank="species" species="sykorae">
|
||
<emphasis italics="true" pageId="4" pageNumber="5">Senecio sykorae</emphasis>
|
||
</taxonomicName>
|
||
can be distinguished on the basis of its habit, trichomes, leaf shape and length, calycular bracts and phyllary length and shape as summarized in
|
||
<tableCitation captionStart="Table 1" captionStartId="T1" captionText="Table 1. Comparison between Senecio moqueguensis, Senecio sykorae, Senecio tassaensis and their closest relatives." httpUri="http://table.plazi.org/id/8C880042D6329C0A9CC8A11354D89ACE" pageId="4" pageNumber="5" tableUuid="8C880042D6329C0A9CC8A11354D89ACE">Table 1</tableCitation>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection lastPageId="5" lastPageNumber="6" pageId="4" pageNumber="5" type="conservation status">
|
||
<paragraph pageId="4" pageNumber="5">Conservation status.</paragraph>
|
||
<paragraph lastPageId="5" lastPageNumber="6" pageId="4" pageNumber="5">
|
||
Following the criteria and categories of
|
||
<bibRefCitation author="IUCN," journalOrPublisher="Darwiniana" pageId="8" pageNumber="9" refId="B10" refString="IUCN, , 2001. IUCN Red List Categories and Criteria: Version 3.1. Second Edition. Gland, Switzerland and Cambridge, UK." title="IUCN Red List Categories and Criteria: Version 3.1. Second Edition. Gland, Switzerland and Cambridge, UK." year="2001">IUCN (2001)</bibRefCitation>
|
||
, a preliminary status of Critically Endangered (CR) is assigned. The new species deserves
|
||
<pageBreakToken pageId="5" pageNumber="6" start="start">protection</pageBreakToken>
|
||
because its total area of occupancy is less than 10 km² (ca. 5 km²) (B2); only one population known (B2b); habitat inferred to be continuing to decline (B2b(i-iii)); population estimated to number fewer than 150 individuals (D). The suitable habitats for
|
||
<taxonomicName authorityName="Montesinos" authorityYear="2014" class="Magnoliopsida" family="Asteraceae" genus="Senecio" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Asterales" pageId="5" pageNumber="6" phylum="Tracheophyta" rank="species" species="sykorae">
|
||
<emphasis italics="true" pageId="5" pageNumber="6">Senecio sykorae</emphasis>
|
||
</taxonomicName>
|
||
on the mountain summits of the north of Moquegua are indicated as endangered because of overgrazing of grasslands, changes in annual rainfall, volcanic activity, and exploitation of natural resources, all potentially reducing their extent.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |