181 lines
15 KiB
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181 lines
15 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/phytokeys.15.3084" ID-PMC="PMC3492929" ID-Pensoft-Pub="1314-2003-15-1" ID-Pensoft-UUID="FF9AC356FFDAFB26FF95FFE3FFA1520C" ID-PubMed="23185125" ID-Zenodo-Dep="576134" ModsDocID="1314-2003-15-1" checkinTime="1451251993896" checkinUser="pensoft" docAuthor="Soreng, Robert J. & Peterson, Paul M." docDate="2012" docId="51F4F72C33025F56A3BE85800D70765F" docLanguage="en" docName="PhytoKeys 15: 1-104" docOrigin="PhytoKeys 15" docPubDate="2012-08-06" docSource="http://dx.doi.org/10.3897/phytokeys.15.3084" docTitle="Poa fendleriana subsp. longiligula (Scribn. & T. A. Williams) Soreng, Great Basin Naturalist 45 (3): 408. 1985." docType="treatment" docVersion="3" id="FF9AC356FFDAFB26FF95FFE3FFA1520C" lastPageNumber="29" masterDocId="FF9AC356FFDAFB26FF95FFE3FFA1520C" masterDocTitle="Revision of Poa L. (Poaceae, Pooideae, Poeae, Poinae) in Mexico: new records, re-evaluation of P. ruprechtii, and two new species, P. palmeri and P. wendtii" masterLastPageNumber="104" masterPageNumber="1" pageNumber="28" updateTime="1668139833991" 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 Poa L. (Poaceae, Pooideae, Poeae, Poinae) in Mexico: new records, re-evaluation of P. ruprechtii, and two new species, P. palmeri and P. wendtii</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>Soreng, Robert J.</mods:namePart>
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<mods:affiliation>Department of Botany, National Museum of Natural History, Smithsonian Institution Washington, DC, 20013 - 7012, USA</mods:affiliation>
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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>Peterson, Paul M.</mods:namePart>
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<mods:affiliation>Department of Botany, National Museum of Natural History, Smithsonian Institution Washington, DC, 20013 - 7012, USA</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>2012</mods:date>
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<mods:detail type="pubDate">
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<mods:number>2012-08-06</mods:number>
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</mods:detail>
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<mods:detail type="volume">
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<mods:number>15</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>104</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.15.3084</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.15.3084</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1314-2003-15-1</mods:identifier>
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<mods:identifier type="Pensoft-UUID">FF9AC356FFDAFB26FF95FFE3FFA1520C</mods:identifier>
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<mods:identifier type="Zenodo-Dep">576134</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="182229298" LSID="urn:lsid:plazi:treatment:51F4F72C33025F56A3BE85800D70765F" httpUri="http://treatment.plazi.org/id/51F4F72C33025F56A3BE85800D70765F" lastPageId="28" lastPageNumber="29" pageId="27" pageNumber="28">
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<subSubSection pageId="27" pageNumber="28" type="nomenclature">
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<paragraph pageId="27" pageNumber="28">
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8c.
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<taxonomicName LSID="51F4F72C-3302-5F56-A3BE-85800D70765F" authority="(Scribn. & T. A. Williams) Soreng, Great Basin Naturalist 45 (3): 408. 1985." authorityName="(Scribn. & T. A. Williams) Soreng, Great Basin Naturalist 45 (3): 408. 1985." class="Liliopsida" family="Poaceae" genus="Poa" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Poa fendleriana subsp. longiligula" order="Poales" pageId="27" pageNumber="28" phylum="Tracheophyta" rank="subSpecies" species="fendleriana" subSpecies="longiligula">Poa fendleriana longiligula (Scribn. & T.A.Williams) Soreng, Great Basin Naturalist 45(3): 408. 1985.</taxonomicName>
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<figureCitation captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Poa fendleriana (Steud.) Vasey. A, B Poa fendleriana subsp. albescens (Hitchc.) Soreng A ligule B floret C-G subsp. fendleriana C habit D inflorescence E ligule F spikelet G floret H, I subsp. longiligula (Scribn. & T. A. Williams) Soreng H ligule I floret. Drawings from Soreng (2007)." httpUri="https://binary.pensoft.net/fig/10143" pageId="27" pageNumber="28">Fig. 8 H-I</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="27" pageNumber="28" type="reference_group">
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<paragraph pageId="27" pageNumber="28">
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<taxonomicName class="Liliopsida" family="Poaceae" genus="Poa" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Poales" pageId="27" pageNumber="28" phylum="Tracheophyta" rank="species" species="longiligula">Poa longiligula</taxonomicName>
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Scribn. & T.A.Williams, Circ. Div. Agrostol. U.S.D.A. 9: 3. 1899.
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<taxonomicName authorityName="Lunell" authorityYear="1915" baseAuthorityName="Scribn. & T. A. Williams" class="Liliopsida" family="Poaceae" genus="Paneion" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="" order="Poales" pageId="27" pageNumber="28" phylum="Tracheophyta" rank="species" species="longiligulum">
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<emphasis italics="true" pageId="27" pageNumber="28">Paneion longiligulum</emphasis>
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</taxonomicName>
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(Scribn. & T.A. Williams) Lunell, Amer. Midl. Naturalist 4: 222. 1915.
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<taxonomicName class="Liliopsida" family="Poaceae" genus="Poa" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Poales" pageId="27" pageNumber="28" phylum="Tracheophyta" rank="species" species="fendleriana">
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<emphasis italics="true" pageId="27" pageNumber="28">Poa fendleriana</emphasis>
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</taxonomicName>
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var.
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<emphasis italics="true" pageId="27" pageNumber="28">longiligula</emphasis>
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(Scribn. & T.A.Williams) Gould,
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<normalizedToken originalValue="Madroño">Madrono</normalizedToken>
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10(3): 94. 1949. Type: USA, Utah, Washington Co., Silver Reef, gravel, 3500 ft [1070 m], 3 May 1894,
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<emphasis italics="true" pageId="27" pageNumber="28">M.E.Jones 5149</emphasis>
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(holotype: US-278727!; isotypes: MO!, NY-431282!, OSC!, US-922924!).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="27" pageNumber="28" type="description">
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<paragraph pageId="27" pageNumber="28">Description.</paragraph>
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<paragraph pageId="27" pageNumber="28">
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<emphasis bold="true" pageId="27" pageNumber="28">Leaf</emphasis>
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collars smooth to scabrous near the throat; ligules of middle cauline leaves (1.5-)1.8-18 mm long, decurrent, abaxially smooth or lightly scabrous, upper margin usually smooth, glabrous, apices obtuse to acuminate; sterile shoot blades usually scabrous or softly puberulent adaxially.
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<emphasis bold="true" pageId="27" pageNumber="28">Spikelet</emphasis>
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rachilla internodes usually sparsely hispidulous or sparsely softly puberulent; lemmas long villous on keels and marginal veins and sometimes intermediate veins, between veins glabrous or softly puberulent (sometimes densely so); palea keels and between keels sometimes puberulent.
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<emphasis bold="true" pageId="27" pageNumber="28">Lodicules</emphasis>
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0.85 mm long. 2
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<emphasis italics="true" pageId="27" pageNumber="28">n</emphasis>
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= 56.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="27" pageNumber="28" type="distribution">
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<paragraph pageId="27" pageNumber="28">Distribution.</paragraph>
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<paragraph pageId="27" pageNumber="28">The subspecies occurs in North America, southwestern Canada, western USA, and in Baja California, Mexico.</paragraph>
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</subSubSection>
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<subSubSection pageId="27" pageNumber="28" type="ecology">
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<paragraph pageId="27" pageNumber="28">Ecology.</paragraph>
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<paragraph pageId="27" pageNumber="28">
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Where their ranges overlap
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<taxonomicName class="Liliopsida" family="Poaceae" genus="Poa" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Poales" pageId="27" pageNumber="28" phylum="Tracheophyta" rank="species" species="fendleriana">
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<emphasis italics="true" pageId="27" pageNumber="28">Poa fendleriana</emphasis>
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</taxonomicName>
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subsp.
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<emphasis italics="true" pageId="27" pageNumber="28">longiligula</emphasis>
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is fairly restricted to elevations below
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<taxonomicName class="Liliopsida" family="Poaceae" genus="Poa" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Poales" pageId="27" pageNumber="28" phylum="Tracheophyta" rank="species" species="fendleriana">
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<emphasis italics="true" pageId="27" pageNumber="28">Poa fendleriana</emphasis>
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</taxonomicName>
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subsp.
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<emphasis italics="true" pageId="27" pageNumber="28">fendleriana</emphasis>
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but where there is some winter snow. In Mexico this subspecies is strictly pistillate, apomictic, and distributed between 1300-1900 m. Flowering in spring.
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</paragraph>
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</subSubSection>
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<subSubSection lastPageId="28" lastPageNumber="29" pageId="27" pageNumber="28" type="specimens examined">
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<paragraph pageId="27" pageNumber="28">Specimens examined.</paragraph>
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<paragraph lastPageId="28" lastPageNumber="29" pageId="27" pageNumber="28">
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Mexico.
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<emphasis bold="true" pageId="27" pageNumber="28">Baja California:</emphasis>
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<normalizedToken originalValue="Hansen’s">Hansen's</normalizedToken>
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Ranch, 21 Jun 1885, C.R.Orcutt 1276 (DS♀, DS♀, US). 63 mi SE of Ensenada, 2-3 mi upstream of Rincon, 4.5 mi NE of Santa Catarina, canyon, 4300 ft [1310 m] 22 Apr 1962, R.E.Broder 772 (DS♀, US♀). 4 1/2 mi S of Portezuelo de Jamau, N of Cerro 1905, ca.
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<geoCoordinate degrees="31" direction="north" minutes="34" orientation="latitude" precision="925" value="31.566668">31°34'N</geoCoordinate>
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,
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<geoCoordinate degrees="115" direction="west" minutes="36" orientation="longitude" precision="925" value="-115.6">115°36'W</geoCoordinate>
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, 1775 m, 20 Apr 1974, R.Moran 21226 (CAS♀, ARIZ♀, TAES♀, US). Sierra Juarez, El Progresso, ca.
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<geoCoordinate degrees="32" direction="north" minutes="17" orientation="latitude" precision="925" value="32.283333">32°17'N</geoCoordinate>
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,
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<geoCoordinate degrees="115" direction="west" minutes="56" orientation="longitude" precision="925" value="-115.933334">115°56'W</geoCoordinate>
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, 1450 m, 24 May
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<pageBreakToken pageId="28" pageNumber="29" start="start">1975</pageBreakToken>
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, R.Moran 22044 (TAES♀); ditto, N slope just below summit of Cerro Jamau, ca.
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<geoCoordinate degrees="31" direction="north" minutes="34" orientation="latitude" precision="925" value="31.566668">31°34'N</geoCoordinate>
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,
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<geoCoordinate degrees="115" direction="west" minutes="35.5" orientation="longitude" precision="92" value="-115.59167">115°35.5'W</geoCoordinate>
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, 1890 m, 23 May 1976, R.Moran 23257 (TAES♀); ditto, in steep north slope of Cerro Taraizo, southernmost peak of range, ca.
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<geoCoordinate degrees="31" direction="north" minutes="21.75" orientation="latitude" precision="9" value="31.3625">31°21.75'N</geoCoordinate>
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,
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<geoCoordinate degrees="115" direction="west" minutes="31" orientation="longitude" precision="925" value="-115.51667">115°31'W</geoCoordinate>
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, 1550 m, R.Moran 23007 (TAES♀, ARIZ♀, US); ditto, vicinity of Rancho La Mora,
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<geoCoordinate degrees="32" direction="north" minutes="01" orientation="latitude" precision="925" value="32.016666">32°01'N</geoCoordinate>
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,
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<geoCoordinate degrees="115" direction="west" minutes="47" orientation="longitude" precision="925" value="-115.78333">115°47'W</geoCoordinate>
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, 12 Apr 1987, C.Brey 192 (TAES♀). Rancho El Topo, 2 May 1981, A.A.Beetle & R.Alcaraz M-6649 (ARIZ♀, WYAC♀). Sierra San Pedro
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<normalizedToken originalValue="Mártir">Martir</normalizedToken>
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,
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<normalizedToken originalValue="Cañon">Canon</normalizedToken>
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del Diablo,
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<geoCoordinate degrees="31" direction="north" minutes="00" orientation="latitude" precision="925" value="31.0">31°00'N</geoCoordinate>
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,
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<geoCoordinate degrees="115" direction="west" minutes="24" orientation="longitude" precision="925" value="-115.4">115°24'W</geoCoordinate>
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, 1700 m, 6 May 1978, R.Moran 25626 (TAES♀).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="28" pageNumber="29" type="discussion">
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<paragraph pageId="28" pageNumber="29">Discussion.</paragraph>
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<paragraph pageId="28" pageNumber="29">
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This taxon was accepted as
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<taxonomicName class="Liliopsida" family="Poaceae" genus="Poa" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Poales" pageId="28" pageNumber="29" phylum="Tracheophyta" rank="species" species="longiligula">
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<emphasis italics="true" pageId="28" pageNumber="29">Poa longiligula</emphasis>
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</taxonomicName>
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by
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<bibRefCitation author="Espejo Serna, A" journalOrPublisher="Euphytica" pageId="69" pageNumber="70" refId="B12" refString="Espejo Serna, A, Lopez-Ferrari, AR, Valdes-Reyna, J, 2000. Poaceae.In: A. Espejo Serna A, Lopez-Ferrari AR (Eds) Las Monocotiledoneas Mexicanas: una Sinopsis Floristica, Partes IX-XI. Consejo Nacional de la Flora de Mexico, A.C., Universidad Autonoma Metropolitana-Iztapalapa, and Comision Nacional para el Conocimiento y uso de la Biodiversidad, Mexico, D.F. 10: 8-236." title="Poaceae. In: A. Espejo Serna A, Lopez-Ferrari AR (Eds) Las Monocotiledoneas Mexicanas: una Sinopsis Floristica, Partes IX-XI. Consejo Nacional de la Flora de Mexico, A. C., Universidad Autonoma Metropolitana-Iztapalapa, and Comision Nacional para el Conocimiento y uso de la Biodiversidad, Mexico, D. F. 10: 8 - 236." year="2000">Espejo Serna et al. (2000)</bibRefCitation>
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. Some plants in Baja California of this subspecies are intermediate to
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<taxonomicName class="Liliopsida" family="Poaceae" genus="Poa" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Poales" pageId="28" pageNumber="29" phylum="Tracheophyta" rank="species" species="fendleriana">
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<emphasis italics="true" pageId="28" pageNumber="29">Poa fendleriana</emphasis>
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</taxonomicName>
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subsp.
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<emphasis italics="true" pageId="28" pageNumber="29">fendleriana</emphasis>
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, but in general the longer smoother margined ligules and puberulent rachillas are diagnostic. Where the two taxa occur in the same area
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<taxonomicName class="Liliopsida" family="Poaceae" genus="Poa" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Poales" pageId="28" pageNumber="29" phylum="Tracheophyta" rank="species" species="fendleriana">
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<emphasis italics="true" pageId="28" pageNumber="29">Poa fendleriana</emphasis>
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</taxonomicName>
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subsp.
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<emphasis italics="true" pageId="28" pageNumber="29">longiligula</emphasis>
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occurs in more xeric habitats, and
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<taxonomicName class="Liliopsida" family="Poaceae" genus="Poa" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Poales" pageId="28" pageNumber="29" phylum="Tracheophyta" rank="species" species="fendleriana">
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<emphasis italics="true" pageId="28" pageNumber="29">Poa fendleriana</emphasis>
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</taxonomicName>
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subsp.
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<emphasis italics="true" pageId="28" pageNumber="29">fendleriana</emphasis>
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is found in higher elevations.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |