312 lines
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312 lines
25 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/phytokeys.114.28799" ID-GBIF-Dataset="175ade4f-e320-4f41-ab85-7811f4147be4" ID-PMC="PMC6323114" ID-Pensoft-Pub="1314-2003-114-123" ID-Pensoft-UUID="CB70FFE82A46DE6DFFEBFFF8F43A6230" ID-PubMed="30627045" ID-Zenodo-Dep="2533527" ModsDocAuthor="" ModsDocDate="2018" ModsDocID="1314-2003-114-123" ModsDocOrigin="PhytoKeys " ModsDocTitle="Revision of Muhlenbergia (Poaceae, Chloridoideae, Cynodonteae, Muhlenbergiinae) in Peru: classification, phylogeny, and a new species, M.romaschenkoi" checkinTime="1553125316505" checkinUser="pensoft" docAuthor="Peterson, Paul M., Vega, Isidoro Sanchez, Romaschenko, Konstantin, Giraldo-Canas, Diego & Rodriguez, Nancy F. Refulio" docDate="2018" docId="5512FD5D96320A05D9005EDE8A24A463" docLanguage="en" docName="PhytoKeys 114: 123-206" docOrigin="PhytoKeys 114" docSource="http://dx.doi.org/10.3897/phytokeys.114.28799" docTitle="Muhlenbergia flexuosa Hitchc., Contr. U. S. Natl. Herb. 24 (8): 388. 1927" docType="treatment" docVersion="6" id="CB70FFE82A46DE6DFFEBFFF8F43A6230" lastPageNumber="154" masterDocId="CB70FFE82A46DE6DFFEBFFF8F43A6230" masterDocTitle="Revision of Muhlenbergia (Poaceae, Chloridoideae, Cynodonteae, Muhlenbergiinae) in Peru: classification, phylogeny, and a new species, M. romaschenkoi" masterLastPageNumber="206" masterPageNumber="123" pageNumber="152" updateTime="1668139139961" 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>Revision of Muhlenbergia (Poaceae, Chloridoideae, Cynodonteae, Muhlenbergiinae) in Peru: classification, phylogeny, and a new species, M. romaschenkoi</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>Peterson, Paul M.</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>Vega, Isidoro Sanchez</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>Romaschenko, Konstantin</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>Giraldo-Canas, Diego</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>Rodriguez, Nancy F. Refulio</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>2018</mods:date>
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<mods:detail type="volume">
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<mods:number>114</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>123</mods:start>
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<mods:end>206</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.114.28799</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.114.28799</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1314-2003-114-123</mods:identifier>
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<mods:identifier type="Pensoft-UUID">CB70FFE82A46DE6DFFEBFFF8F43A6230</mods:identifier>
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<mods:identifier type="Zenodo-Dep">2533527</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="154472459" LSID="urn:lsid:plazi:treatment:5512FD5D96320A05D9005EDE8A24A463" httpUri="http://treatment.plazi.org/id/5512FD5D96320A05D9005EDE8A24A463" lastPageId="31" lastPageNumber="154" pageId="29" pageNumber="152">
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<subSubSection pageId="29" pageNumber="152" type="nomenclature">
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<paragraph pageId="29" pageNumber="152">
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10.
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<taxonomicName LSID="B3DFE946-FA00-5B13-8604-7D1EEB1BE167" authority="Hitchc., Contr. U. S. Natl. Herb. 24 (8): 388. 1927." class="Liliopsida" family="Poaceae" genus="Muhlenbergia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Muhlenbergia flexuosa" order="Poales" pageId="29" pageNumber="152" phylum="Tracheophyta" rank="species" species="flexuosa">Muhlenbergia flexuosa Hitchc., Contr. U.S. Natl. Herb. 24(8): 388. 1927.</taxonomicName>
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<figureCitation captionStart="Figure 9" captionStartId="F10" captionText="Figure 9. A-E Muhlenbergia flexuosa Hitchc. A habit B ligule C glumes D floret E stamens and pistil. Drawn from H. Teppner 79 - 293 (US)." figureDoi="10.3897/phytokeys.114.28799.figure9" httpUri="https://binary.pensoft.net/fig/254050" pageId="29" pageNumber="152">Fig. 9A-E</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="30" pageNumber="153" type="materials_examined">
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<paragraph pageId="30" pageNumber="153">
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<pageBreakToken pageId="30" pageNumber="153" start="start">Type</pageBreakToken>
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.
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</paragraph>
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<paragraph pageId="30" pageNumber="153">
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Peru, Huacachi Estacion near Muna, summit of rocky crest, 2000 m, 20 May-1 Jun 1923,
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<emphasis italics="true" pageId="30" pageNumber="153">J.F. Macbride 3874</emphasis>
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(holotype: F-534937!; isotypes: BAA-1622!, BM-000938657 [image!], G-00099373 [image!], K!, LE!, US-1256339!).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="30" pageNumber="153" type="description">
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<paragraph pageId="30" pageNumber="153">Description.</paragraph>
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<paragraph pageId="30" pageNumber="153">
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Caespitose
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<emphasis italics="true" pageId="30" pageNumber="153">perennials</emphasis>
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.
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<emphasis italics="true" pageId="30" pageNumber="153">Culms</emphasis>
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15-40 cm tall, slender, 0.3-0.4 mm diameter just below the panicle with 6-8 nodes per culm;
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<emphasis italics="true" pageId="30" pageNumber="153">internodes</emphasis>
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1-6 cm long near base, glabrous, shiny.
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<emphasis italics="true" pageId="30" pageNumber="153">Leaf sheaths</emphasis>
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about as long as the internodes below, glabrous;
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<emphasis italics="true" pageId="30" pageNumber="153">ligules</emphasis>
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0.3-0.5 mm long, membranous, apex truncate, lacerate;
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<emphasis italics="true" pageId="30" pageNumber="153">blades</emphasis>
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2-5 cm long, 1-2.2 mm wide, flat, scaberulous, apex acuminate.
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<emphasis italics="true" pageId="30" pageNumber="153">Panicles</emphasis>
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3.5-6.5 (-7) cm long, 0.5-1.5 cm wide, narrow, spiciform, sometimes interrupted below;
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<emphasis italics="true" pageId="30" pageNumber="153">primary branches</emphasis>
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0.5-2.5 cm long, tightly apressed to loosely ascending or spreading, not more than 45° from the culm axis.
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<emphasis italics="true" pageId="30" pageNumber="153">Spikelets</emphasis>
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2.8-4.2 mm long, yellowish to light brown, erect or drooping;
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<emphasis italics="true" pageId="30" pageNumber="153">glumes</emphasis>
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2.8-4 mm long, including mucos or awns, subequal, hyaline to membranous, glabrous, 1-veined, scabrous along the midvein, apex acute, unawned, mucronate or awned, the awns up to 1.3 mm long, straight or loosely flexuous;
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<emphasis italics="true" pageId="30" pageNumber="153">lemmas</emphasis>
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2.8-4.2 mm long, hyaline to membranous, 3-veined, scaberulous, lower 1/3 sparsely hairy, apically awned, the awns 14-30 mm long, flexuous, callus hairy, the hairs up to 0.4 mm long;
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<emphasis italics="true" pageId="30" pageNumber="153">paleas</emphasis>
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about as long as the lemmas, 2-veined, glabrous, apex acuminate, often mucronate;
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<emphasis italics="true" pageId="30" pageNumber="153">anthers</emphasis>
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1.3-1.6 mm long, purple.
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<emphasis italics="true" pageId="30" pageNumber="153">Caryopses</emphasis>
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1.4-1.6 mm long fusiform, light brown.
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</paragraph>
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<caption ID-Zenodo-Dep="2533681" doi="10.3897/phytokeys.114.28799.figure9" httpUri="https://binary.pensoft.net/fig/254050" pageId="30" pageNumber="153" start="Figure 9" startId="F10">
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<paragraph pageId="30" pageNumber="153">
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<emphasis bold="true" pageId="30" pageNumber="153">Figure 9.</emphasis>
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<emphasis bold="true" pageId="30" pageNumber="153">A-E</emphasis>
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<taxonomicName class="Liliopsida" family="Poaceae" genus="Muhlenbergia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Muhlenbergia flexuosa" order="Poales" pageId="30" pageNumber="153" phylum="Tracheophyta" rank="species" species="flexuosa">
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<emphasis italics="true" pageId="30" pageNumber="153">Muhlenbergia flexuosa</emphasis>
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</taxonomicName>
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Hitchc.
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<emphasis bold="true" pageId="30" pageNumber="153">A</emphasis>
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habit
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<emphasis bold="true" pageId="30" pageNumber="153">B</emphasis>
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ligule
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<emphasis bold="true" pageId="30" pageNumber="153">C</emphasis>
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glumes
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<emphasis bold="true" pageId="30" pageNumber="153">D</emphasis>
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floret
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<emphasis bold="true" pageId="30" pageNumber="153">E</emphasis>
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stamens and pistil. Drawn from
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<emphasis italics="true" pageId="30" pageNumber="153">H. Teppner 79-293</emphasis>
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(US).
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="30" pageNumber="153" type="distribution">
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<paragraph pageId="30" pageNumber="153">Distribution.</paragraph>
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<paragraph pageId="30" pageNumber="153">
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<taxonomicName class="Liliopsida" family="Poaceae" genus="Muhlenbergia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Muhlenbergia flexuosa" order="Poales" pageId="30" pageNumber="153" phylum="Tracheophyta" rank="species" species="flexuosa">
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<emphasis italics="true" pageId="30" pageNumber="153">Muhlenbergia flexuosa</emphasis>
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</taxonomicName>
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endemic to Peru and is known from only a few collections from
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<normalizedToken originalValue="Huánuco">Huanuco</normalizedToken>
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, Pasco and San
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<normalizedToken originalValue="Martín">Martin</normalizedToken>
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departments (
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<bibRefCitation author="Hitchcock, AS" journalOrPublisher="Contributions from the United States National Herbarium" pageId="58" pageNumber="181" pagination="291 - 556" refId="B16" refString="Hitchcock, AS, 1927. The grasses of Ecuador, Peru, and Bolivia. Contributions from the United States National Herbarium 24: 291 - 556" title="The grasses of Ecuador, Peru, and Bolivia." volume="24" year="1927">Hitchcock 1927</bibRefCitation>
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;
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<bibRefCitation author="Tovar, O" journalOrPublisher="Ruizia" pageId="60" pageNumber="183" pagination="1 - 480" refId="B59" refString="Tovar, O, 1993. Las Gramineas (Poaceae) del Peru. Ruizia 13: 1 - 480" title="Las Gramineas (Poaceae) del Peru." volume="13" year="1993">Tovar 1993</bibRefCitation>
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).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="30" pageNumber="153" type="ecology">
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<paragraph pageId="30" pageNumber="153">Ecology.</paragraph>
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<paragraph pageId="30" pageNumber="153">
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Steep talus slopes, rocky trail cuts and rock outcropts with
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<taxonomicName class="Equisetopsida" family="Poaceae" genus="Andropogon" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="Andropogon" order="Poales" pageId="30" pageNumber="153" phylum="Magnoliophyta" rank="genus">
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<emphasis italics="true" pageId="30" pageNumber="153">Andropogon</emphasis>
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</taxonomicName>
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,
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<taxonomicName class="Dicotyledoneae" family="Fabaceae" genus="Acacia" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="Acacia" order="Rosales" pageId="30" pageNumber="153" phylum="Angiospermae" rank="genus">
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<emphasis italics="true" pageId="30" pageNumber="153">Acacia</emphasis>
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</taxonomicName>
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,
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<taxonomicName class="Liliopsida" family="Poaceae" genus="Chusquea" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Chusquea" order="Poales" pageId="30" pageNumber="153" phylum="Liliopsida" rank="genus">
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<emphasis italics="true" pageId="30" pageNumber="153">Chusquea</emphasis>
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</taxonomicName>
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,
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<taxonomicName class="Magnoliopsida" family="Asteraceae" genus="Baccharis" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Baccharis" order="Asterales" pageId="30" pageNumber="153" phylum="Tracheophyta" rank="genus">
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<emphasis italics="true" pageId="30" pageNumber="153">Baccharis</emphasis>
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</taxonomicName>
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,
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<taxonomicName authorityName="Molina" authorityYear="1782" class="Liliopsida" family="Bromeliaceae" genus="Puya" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Puya" order="Poales" pageId="30" pageNumber="153" phylum="Liliopsida" rank="genus">
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<emphasis italics="true" pageId="30" pageNumber="153">Puya</emphasis>
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</taxonomicName>
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,
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<taxonomicName class="Dicotyledoneae" family="Lamiaceae" genus="Salvia" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="Salvia" order="Tubiflorae" pageId="30" pageNumber="153" phylum="Angiospermae" rank="genus">
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<emphasis italics="true" pageId="30" pageNumber="153">Salvia</emphasis>
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</taxonomicName>
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,
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<taxonomicName class="Magnoliopsida" family="Rosaceae" genus="Rubus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Rubus" order="Rosales" pageId="30" pageNumber="153" phylum="Tracheophyta" rank="genus">
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<emphasis italics="true" pageId="30" pageNumber="153">Rubus</emphasis>
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</taxonomicName>
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,
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<taxonomicName class="Liliopsida" family="Poaceae" genus="Muhlenbergia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Muhlenbergia ciliata" order="Poales" pageId="30" pageNumber="153" phylum="Tracheophyta" rank="species" species="ciliata">
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<emphasis italics="true" pageId="30" pageNumber="153">Muhlenbergia ciliata</emphasis>
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</taxonomicName>
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,
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<taxonomicName class="Magnoliopsida" family="Poaceae" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="M. beyrichiana" order="Poales" pageId="30" pageNumber="153" phylum="Angiospermae" rank="species" species="beyrichiana">
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<emphasis italics="true" pageId="30" pageNumber="153">M. beyrichiana</emphasis>
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</taxonomicName>
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,
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<taxonomicName class="Magnoliopsida" family="Acanthaceae" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Lamiales" pageId="30" pageNumber="153" phylum="Tracheophyta" rank="family">Acanthaceae</taxonomicName>
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and
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<taxonomicName class="Magnoliopsida" family="Melastomataceae" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Myrtales" pageId="30" pageNumber="153" phylum="Tracheophyta" rank="family">Melastomataceae</taxonomicName>
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; 1200-2530 m.
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</paragraph>
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</subSubSection>
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<subSubSection lastPageId="31" lastPageNumber="154" pageId="30" pageNumber="153" type="comments">
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<paragraph pageId="30" pageNumber="153">Comments.</paragraph>
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<paragraph lastPageId="31" lastPageNumber="154" pageId="30" pageNumber="153">
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<bibRefCitation author="Hitchcock, AS" journalOrPublisher="Contributions from the United States National Herbarium" pageId="58" pageNumber="181" pagination="291 - 556" refId="B16" refString="Hitchcock, AS, 1927. The grasses of Ecuador, Peru, and Bolivia. Contributions from the United States National Herbarium 24: 291 - 556" title="The grasses of Ecuador, Peru, and Bolivia." volume="24" year="1927">Hitchcock (1927)</bibRefCitation>
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suggested
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<taxonomicName class="Liliopsida" family="Poaceae" genus="Muhlenbergia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Muhlenbergia flexuosa" order="Poales" pageId="30" pageNumber="153" phylum="Tracheophyta" rank="species" species="flexuosa">
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<emphasis italics="true" pageId="30" pageNumber="153">Muhlenbergia flexuosa</emphasis>
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</taxonomicName>
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was allied with
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<taxonomicName class="Magnoliopsida" family="Poaceae" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="M. flaviseta" order="Poales" pageId="30" pageNumber="153" phylum="Angiospermae" rank="species" species="flaviseta">
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<emphasis italics="true" pageId="30" pageNumber="153">M. flaviseta</emphasis>
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</taxonomicName>
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Scribn. and
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<taxonomicName class="Magnoliopsida" family="Poaceae" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="M. watsoniana" order="Poales" pageId="30" pageNumber="153" phylum="Angiospermae" rank="species" species="watsoniana">
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<emphasis italics="true" pageId="30" pageNumber="153">M. watsoniana</emphasis>
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</taxonomicName>
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Hitchc. (≡
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<taxonomicName class="Magnoliopsida" family="Poaceae" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="M. scabra" order="Poales" pageId="30" pageNumber="153" phylum="Angiospermae" rank="species" species="scabra">
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<emphasis italics="true" pageId="30" pageNumber="153">M. scabra</emphasis>
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</taxonomicName>
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S. Watson), since all have
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<pageBreakToken pageId="31" pageNumber="154" start="start">short</pageBreakToken>
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flat blades, spike-like
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<emphasis italics="true" pageId="31" pageNumber="154">panicles</emphasis>
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and slender flexuous awns. However,
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<taxonomicName authorityName="Scribn" authorityYear="1897" class="Liliopsida" family="Poaceae" genus="Muhlenbergia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Muhlenbergia flaviseta" order="Poales" pageId="31" pageNumber="154" phylum="Tracheophyta" rank="species" species="flaviseta">
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<emphasis italics="true" pageId="31" pageNumber="154">Muhlenbergia flaviseta</emphasis>
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</taxonomicName>
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and
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<taxonomicName class="Magnoliopsida" family="Poaceae" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="M. watsoniana" order="Poales" pageId="31" pageNumber="154" phylum="Angiospermae" rank="species" species="watsoniana">
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<emphasis italics="true" pageId="31" pageNumber="154">M. watsoniana</emphasis>
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</taxonomicName>
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are members of the
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<taxonomicName authority="subg. Clomena" class="Magnoliopsida" family="Poaceae" genus="M." higherTaxonomySource="GBIF" infraspecific-rank="subg." kingdom="Plantae" lsidName="M." order="Poales" pageId="31" pageNumber="154" phylum="Angiospermae" rank="genus">M. subg. Clomena</taxonomicName>
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clade while
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<taxonomicName class="Magnoliopsida" family="Poaceae" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="M. flexuosa" order="Poales" pageId="31" pageNumber="154" phylum="Angiospermae" rank="species" species="flexuosa">
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<emphasis italics="true" pageId="31" pageNumber="154">M. flexuosa</emphasis>
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</taxonomicName>
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is sister to
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<taxonomicName class="Magnoliopsida" family="Poaceae" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="M. plumiseta" order="Poales" pageId="31" pageNumber="154" phylum="Angiospermae" rank="species" species="plumiseta">
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<emphasis italics="true" pageId="31" pageNumber="154">M. plumiseta</emphasis>
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</taxonomicName>
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Columbus-
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<taxonomicName class="Magnoliopsida" family="Poaceae" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="M. pereilema" order="Poales" pageId="31" pageNumber="154" phylum="Angiospermae" rank="species" species="pereilema">
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<emphasis italics="true" pageId="31" pageNumber="154">M. pereilema</emphasis>
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</taxonomicName>
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P.M. Peterson-
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<taxonomicName class="Magnoliopsida" family="Poaceae" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="M. beyrichiana" order="Poales" pageId="31" pageNumber="154" phylum="Angiospermae" rank="species" species="beyrichiana">
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<emphasis italics="true" pageId="31" pageNumber="154">M. beyrichiana</emphasis>
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</taxonomicName>
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clade, all of which are included in
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<taxonomicName authority="subg. Muhlenbergi" class="Magnoliopsida" family="Poaceae" genus="M." higherTaxonomySource="GBIF" infraspecific-rank="subg." kingdom="Plantae" lsidName="M." order="Poales" pageId="31" pageNumber="154" phylum="Angiospermae" rank="genus">M. subg. Muhlenbergi</taxonomicName>
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|
a (Fig.
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|
<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. A, B Maximum-likelihood tree inferred from combined plastid (ndhA intron, rps 16 - trnK, rps 16 intron, rps 3, and rpl 32 - trnL) and ITS sequences. Thick branches indicate posterior probabilities of 0.95 - 1; species in red occur in South America; scale bar = 2 %." figureDoi="10.3897/phytokeys.114.28799.figure1" httpUri="https://binary.pensoft.net/fig/254042" pageId="31" pageNumber="154">1</figureCitation>
|
|
;
|
|
<bibRefCitation DOI="https://doi.org/10.3732/ajb.0900359" author="Peterson, PM" journalOrPublisher="American Journal of Botany" pageId="59" pageNumber="182" pagination="1532 - 1554" refId="B38" refString="Peterson, PM, Romaschenko, K, Johnson, G, 2010b. A phylogeny and classification of the Muhlenbergiinae (Poaceae: Chloridoideae: Cynodonteae) based on plastid and nuclear DNA sequences. American Journal of Botany 97 (9): 1532 - 1554, DOI: https://doi.org/10.3732/ajb.0900359" title="A phylogeny and classification of the Muhlenbergiinae (Poaceae: Chloridoideae: Cynodonteae) based on plastid and nuclear DNA sequences." url="https://doi.org/10.3732/ajb.0900359" volume="97" year="2010 b">Peterson et al. 2010b</bibRefCitation>
|
|
). Within
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|
<taxonomicName class="Liliopsida" family="Poaceae" genus="Muhlenbergia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Muhlenbergia" order="Poales" pageId="31" pageNumber="154" phylum="Tracheophyta" rank="genus">
|
|
<emphasis italics="true" pageId="31" pageNumber="154">Muhlenbergia</emphasis>
|
|
</taxonomicName>
|
|
, the derivation of a slender flexuous awn found in
|
|
<taxonomicName class="Magnoliopsida" family="Poaceae" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="M. flexuosa" order="Poales" pageId="31" pageNumber="154" phylum="Angiospermae" rank="species" species="flexuosa">
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|
<emphasis italics="true" pageId="31" pageNumber="154">M. flexuosa</emphasis>
|
|
</taxonomicName>
|
|
has occurred in four of the five subgenera currently recognised within the genus and is only lacking in
|
|
<taxonomicName authority="subg. Pseudosporobolus" class="Magnoliopsida" family="Poaceae" genus="M." higherTaxonomySource="GBIF" infraspecific-rank="subg." kingdom="Plantae" lsidName="M." order="Poales" pageId="31" pageNumber="154" phylum="Angiospermae" rank="genus">M. subg. Pseudosporobolus</taxonomicName>
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|
(Fig.
|
|
<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. A, B Maximum-likelihood tree inferred from combined plastid (ndhA intron, rps 16 - trnK, rps 16 intron, rps 3, and rpl 32 - trnL) and ITS sequences. Thick branches indicate posterior probabilities of 0.95 - 1; species in red occur in South America; scale bar = 2 %." figureDoi="10.3897/phytokeys.114.28799.figure1" httpUri="https://binary.pensoft.net/fig/254042" pageId="31" pageNumber="154">1B</figureCitation>
|
|
;
|
|
<bibRefCitation DOI="https://doi.org/10.3732/ajb.0900359" author="Peterson, PM" journalOrPublisher="American Journal of Botany" pageId="59" pageNumber="182" pagination="1532 - 1554" refId="B38" refString="Peterson, PM, Romaschenko, K, Johnson, G, 2010b. A phylogeny and classification of the Muhlenbergiinae (Poaceae: Chloridoideae: Cynodonteae) based on plastid and nuclear DNA sequences. American Journal of Botany 97 (9): 1532 - 1554, DOI: https://doi.org/10.3732/ajb.0900359" title="A phylogeny and classification of the Muhlenbergiinae (Poaceae: Chloridoideae: Cynodonteae) based on plastid and nuclear DNA sequences." url="https://doi.org/10.3732/ajb.0900359" volume="97" year="2010 b">Peterson et al. 2010b</bibRefCitation>
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|
).
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</paragraph>
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|
</subSubSection>
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|
<subSubSection pageId="31" pageNumber="154" type="materials_examined">
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|
<paragraph pageId="31" pageNumber="154">Specimens examined.</paragraph>
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<paragraph pageId="31" pageNumber="154">
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|
Peru.
|
|
<emphasis bold="true" pageId="31" pageNumber="154">
|
|
<normalizedToken originalValue="Huánuco">Huanuco</normalizedToken>
|
|
</emphasis>
|
|
: Rio Huallaga
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|
<normalizedToken originalValue="Cañon">Canon</normalizedToken>
|
|
, below Rio Santo Domingo, 1316 m, 3 Jun 1923, J.F. Macbride 4205 (US); Pachitea, Canyon of the Rio Grande, 44 air km E of
|
|
<normalizedToken originalValue="Huánuco">Huanuco</normalizedToken>
|
|
, 2 air km ESE of
|
|
<normalizedToken originalValue="Estación">Estacion</normalizedToken>
|
|
Huacachay (Huacachi),
|
|
<geoCoordinate degrees="9" direction="south" minutes="51" orientation="latitude" precision="1" seconds="34.7" value="-9.859639">9°51'34.7"S</geoCoordinate>
|
|
,
|
|
<geoCoordinate degrees="75" direction="west" minutes="50" orientation="longitude" precision="1" seconds="48.1" value="-75.846695">75°50'48.1"W</geoCoordinate>
|
|
, 1867 m, 7 Mar 2007, P.M. Peterson, R.J. Soreng & K. Romaschenko 20358 (MO, US, USM); 1.5 air km SE of
|
|
<normalizedToken originalValue="Estación">Estacion</normalizedToken>
|
|
Huacachay (Huacachi),
|
|
<geoCoordinate degrees="9" direction="south" minutes="51" orientation="latitude" precision="1" seconds="42.8" value="-9.861889">9°51'42.8"S</geoCoordinate>
|
|
,
|
|
<geoCoordinate degrees="75" direction="west" minutes="50" orientation="longitude" precision="1" seconds="23.4" value="-75.839836">75°50'23.4"W</geoCoordinate>
|
|
, 2383 m, 8 Mar 2007, P.M. Peterson, R.J. Soreng & K. Romaschenko 20365 (MO, US, USM); along trail 1/3 air km NW of
|
|
<normalizedToken originalValue="Estación">Estacion</normalizedToken>
|
|
Huacachay (Huacachi),
|
|
<geoCoordinate degrees="9" direction="south" minutes="51" orientation="latitude" precision="1" seconds="1.4" value="-9.8503895">9°51'1.4"S</geoCoordinate>
|
|
,
|
|
<geoCoordinate degrees="75" direction="west" minutes="49" orientation="longitude" precision="1" seconds="53.4" value="-75.8315">75°49'53.4"W</geoCoordinate>
|
|
, 2519 m, 8 Mar 2007, P.M. Peterson, R.J. Soreng & K. Romaschenko 20373 (US, USM).
|
|
<emphasis bold="true" pageId="31" pageNumber="154">Junin</emphasis>
|
|
: Cerro Taldes, Rio Huancabamba, 31 km S of Pozuzo and 3 km N of Llullitunqui, 1370 m, 1 Jun 1979, H. Teppner 79-293 (US). Pasco: Oxapampa, Pozuzo, 21 Jul 1978, Ellemberg 8934 (USM).
|
|
<emphasis bold="true" pageId="31" pageNumber="154">
|
|
San
|
|
<normalizedToken originalValue="Martín">Martin</normalizedToken>
|
|
</emphasis>
|
|
: Mariscal Caceres, 2350 m, 13 Aug 1986, K. Young 4234 (MO).
|
|
</paragraph>
|
|
</subSubSection>
|
|
</treatment>
|
|
</document> |