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110 lines
12 KiB
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<document ID-DOI="http://dx.doi.org/10.3897/phytokeys.76.10808" ID-PMC="PMC5301984" ID-Pensoft-Pub="1314-2003-76-39" ID-Pensoft-UUID="FFBD980EFF8A8924FFD5FF9FFF903809" ID-PubMed="28228686" ID-Zenodo-Dep="238999" ModsDocID="1314-2003-76-39" checkinTime="1484231100784" checkinUser="pensoft" docAuthor="Testoni, Daniel & Linder, H. Peter" docDate="2017" docId="2A7C9D032F8D52A7B1144EECA0FEF9CC" docLanguage="en" docName="PhytoKeys 76: 39-69" docOrigin="PhytoKeys 76" docPubDate="2017-01-11" docSource="http://dx.doi.org/10.3897/phytokeys.76.10808" docTitle="Cortaderia selloana subsp. selloana" docType="treatment" docVersion="3" id="FFBD980EFF8A8924FFD5FF9FFF903809" lastPageNumber="47" masterDocId="FFBD980EFF8A8924FFD5FF9FFF903809" masterDocTitle="Synoptic taxonomy of Cortaderia Stapf (Danthonioideae, Poaceae)" masterLastPageNumber="69" masterPageNumber="39" pageNumber="46" updateTime="1668141907645" 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>Synoptic taxonomy of Cortaderia Stapf (Danthonioideae, Poaceae)</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>Testoni, Daniel</mods:namePart>
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<mods:affiliation>Herbario BBB, Departamento de Biologia, Bioquimica y Farmacia, Universidad Nacional del Sur, San Juan 670, CP- 8000 Bahia Blanca, Argentina</mods:affiliation>
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<mods:nameIdentifier type="email">daniel.testoni@uns.edu.ar</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>Linder, H. Peter</mods:namePart>
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<mods:affiliation>Department of Systematic and Evolutionary Botany, University of Zurich, Zollikerstrasse 107, CH- 8008 Zurich, Switzerland</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>2017</mods:date>
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<mods:detail type="pubDate">
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<mods:number>2017-01-11</mods:number>
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</mods:detail>
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<mods:detail type="volume">
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<mods:number>76</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>39</mods:start>
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<mods:end>69</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.76.10808</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.76.10808</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1314-2003-76-39</mods:identifier>
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<mods:identifier type="Pensoft-UUID">FFBD980EFF8A8924FFD5FF9FFF903809</mods:identifier>
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<mods:identifier type="Zenodo-Dep">238999</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="182226347" LSID="urn:lsid:plazi:treatment:2A7C9D032F8D52A7B1144EECA0FEF9CC" httpUri="http://treatment.plazi.org/id/2A7C9D032F8D52A7B1144EECA0FEF9CC" lastPageId="8" lastPageNumber="47" pageId="7" pageNumber="46">
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<subSubSection pageId="7" pageNumber="46" type="nomenclature">
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<paragraph pageId="7" pageNumber="46">
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1a.
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<taxonomicName LSID="2A7C9D03-2F8D-52A7-B114-4EECA0FEF9CC" authority="subsp. selloana" class="Liliopsida" family="Poaceae" genus="Cortaderia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Cortaderia selloana subsp. selloana" order="Poales" pageId="7" pageNumber="46" phylum="Tracheophyta" rank="subSpecies" species="selloana" subSpecies="selloana">Cortaderia selloana subsp. selloana</taxonomicName>
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Lemmas of selected species of Cortaderia. A Cortaderia selloana, Juergens 40 (B) B Cortaderia araucana, Borchers s. n. (US) C Cortaderia speciosa, P. M. Peterson 12766 (US) D Cortaderia vaginata, L. B. Smith, P. R. Reitz & R. Klein 7761 (B) E Cortaderia egmontiana, P. M. Peterson, R. J. Soreng & N. Refulio-Rodriguez 17508 (US) F Cortaderia modesta, A. Chase 8288 (US) G Cortaderia hieronymi, A. Burkart et al. 30395 (P) - note that awn and setae are much longer than illustrated H Cortaderia nitida, S. Laegaard 52786 (K) I Cortaderia sericantha, E. Asplund 17175 (B) J Cortaderia bifida, D. N. Smith & J. Cabanillas 7167 (US) K Cortaderia hapalotricha, J. C. Solomon & R. Chevalier 16620 L Cortaderia columbiana, J. P. Schulz 318 (US). All at same magnification." figureDoi="10.3897/phytokeys.76.10808.figure1" httpUri="https://binary.pensoft.net/fig/117855" pageId="7" pageNumber="46">Figs 1A</figureCitation>
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<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Leaf anatomy of Cortaderia, as evident from transverse sections. A-B Cortaderia selloana (Villamil 11738) C Cortaderia speciosa (Testoni 644) D Cortaderia vaginata (Zanin 1654). Comparison of bulliform cells in Egmontiana group: E Cortaderia egmontiana (Testoni 634) F Cortaderia modesta (Carauta 927) G Cortaderia vaginata (Zanin 1654). Structures referred to in the descriptions are labelled as follows: 1, multi-layered abaxial sub-epidermal collenchyma layer; 2, aerenchyma; 3, chlorenchyma; 4, primary vascular bundle; 5, midrib; 6, colourless cells; 7, empty cells; 8, bulliform cells." figureDoi="10.3897/phytokeys.76.10808.figure2" httpUri="https://binary.pensoft.net/fig/117856" pageId="7" pageNumber="46">, 2A-B</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="7" pageNumber="46" type="common names">
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<paragraph pageId="7" pageNumber="46">Common names.</paragraph>
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<paragraph pageId="7" pageNumber="46">
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pampas grass, cortadera, cola de zorro, carrizo de las pampas. The origins of the popular name "pampas grass" are somewhat obscure, and do not reflect the ecology of the species (
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<bibRefCitation author="Stapf, O" journalOrPublisher="South African Journal of Botany" pageId="27" pageNumber="66" refId="B33" refString="Stapf, O, 1897. The botanical history of the Uva, Pampas Grass and their allies. In: The Gardener's Chronicle." title="The botanical history of the Uva, Pampas Grass and their allies." volumeTitle="The Gardener's Chronicle." year="1897">Stapf 1897</bibRefCitation>
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).
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</paragraph>
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</subSubSection>
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<subSubSection lastPageId="8" lastPageNumber="47" pageId="7" pageNumber="46" type="taxonomy">
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<paragraph pageId="7" pageNumber="46">Taxonomy.</paragraph>
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<paragraph lastPageId="8" lastPageNumber="47" pageId="7" pageNumber="46">
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<taxonomicName authority="ssp. selloana" class="Liliopsida" family="Poaceae" genus="Cortaderia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Cortaderia selloana subsp. selloana" order="Poales" pageId="7" pageNumber="46" phylum="Tracheophyta" rank="subSpecies" species="selloana" subSpecies="selloana">Cortaderia selloana ssp. selloana</taxonomicName>
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can be diagnosed by the glumes about as tall as the basal lemma, and lemma without a distinct awn. The plants are generally larger than those of
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<taxonomicName class="Liliopsida" family="Poaceae" genus="Cortaderia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Cortaderia araucana" order="Poales" pageId="7" pageNumber="46" phylum="Tracheophyta" rank="species" species="araucana">
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<emphasis italics="true" pageId="7" pageNumber="46">Cortaderia araucana</emphasis>
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</taxonomicName>
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and
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<taxonomicName class="Liliopsida" family="Poaceae" genus="Cortaderia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Cortaderia speciosa" order="Poales" pageId="7" pageNumber="46" phylum="Tracheophyta" rank="species" species="speciosa">
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<emphasis italics="true" pageId="7" pageNumber="46">Cortaderia speciosa</emphasis>
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</taxonomicName>
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, and the panicles are larger (0.5 to 1 m long), more lax, and coloured white, pink or yellowish. The similar size of basal lemmas and glumes (6-15 mm) further separates it from
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<taxonomicName class="Liliopsida" family="Poaceae" genus="Cortaderia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Cortaderia araucana" order="Poales" pageId="7" pageNumber="46" phylum="Tracheophyta" rank="species" species="araucana">
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<emphasis italics="true" pageId="7" pageNumber="46">Cortaderia araucana</emphasis>
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</taxonomicName>
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(glumes 9-17 mm long, ca.
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<normalizedToken originalValue="½">1/2</normalizedToken>
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length of basal lemmas), whereas the larger glumes separate it from
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<taxonomicName class="Liliopsida" family="Poaceae" genus="Cortaderia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Cortaderia speciosa" order="Poales" pageId="7" pageNumber="46" phylum="Tracheophyta" rank="species" species="speciosa">
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<emphasis italics="true" pageId="7" pageNumber="46">Cortaderia speciosa</emphasis>
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</taxonomicName>
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(glumes 6-8 mm, ca.
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<normalizedToken originalValue="¾">3/4</normalizedToken>
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length of basal lemmas). The large size may also
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<pageBreakToken pageId="8" pageNumber="47" start="start">lead</pageBreakToken>
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to confusion with
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<taxonomicName class="Liliopsida" family="Poaceae" genus="Cortaderia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Cortaderia nitida" order="Poales" pageId="8" pageNumber="47" phylum="Tracheophyta" rank="species" species="nitida">
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<emphasis italics="true" pageId="8" pageNumber="47">Cortaderia nitida</emphasis>
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</taxonomicName>
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, but it is easily separated by the larger and laxer panicles, 3-veined, awnless lemmas that are glabrous on hermaphrodite plants; and female plants with tiny staminodes. For the distinction from
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<taxonomicName class="Liliopsida" family="Poaceae" genus="Cortaderia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="subsp. jubata" order="Poales" pageId="8" pageNumber="47" phylum="Tracheophyta" rank="subSpecies" species="nitida" subSpecies="jubata">ssp. jubata</taxonomicName>
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see below.
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</paragraph>
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<paragraph pageId="8" pageNumber="47">
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<taxonomicName authority="ssp. selloana" class="Liliopsida" family="Poaceae" genus="Cortaderia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Cortaderia selloana subsp. selloana" order="Poales" pageId="8" pageNumber="47" phylum="Tracheophyta" rank="subSpecies" species="selloana" subSpecies="selloana">Cortaderia selloana ssp. selloana</taxonomicName>
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was originally described as dioecious, but
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<bibRefCitation author="Astegiano, ME" journalOrPublisher="Darwiniana" pageId="25" pageNumber="64" pagination="43 - 51" refId="B2" refString="Astegiano, ME, Anton, AM, Connor, HE, 1995. Sinopsis del genero Cortaderia (Poaceae) en Argentina. Darwiniana 33: 43 - 51" title="Sinopsis del genero Cortaderia (Poaceae) en Argentina." volume="33" year="1995">Astegiano et al. (1995)</bibRefCitation>
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showed that it is gynodioecious, and
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<bibRefCitation DOI="https://doi.org/10.14522/darwiniana/2014.22.591" author="Testoni, D" journalOrPublisher="Darwiniana (nueva serie)" pageId="27" pageNumber="66" pagination="260 - 276" refId="B37" refString="Testoni, D, Villamil, CB, 2014. Estudios en el genero Cortaderia (Poceae). I. Sistematica y nomenclatura de la sect. Cortaderia. Darwiniana (nueva serie) 2: 260 - 276, DOI: https://doi.org/10.14522/darwiniana/2014.22.591" title="Estudios en el genero Cortaderia (Poceae). I. Sistematica y nomenclatura de la sect. Cortaderia." url="https://doi.org/10.14522/darwiniana/2014.22.591" volume="2" year="2014">Testoni and Villamil (2014)</bibRefCitation>
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recorded several populations with only pistillate individuals (so presumably apomictic) in central and northern Argentina. This subspecies presents the greatest morphological variability and geographical range in the genus. The morphological characterization is also complicated by interbreeding between natural populations and cultivated plants.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |