252 lines
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252 lines
24 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/phytokeys.100.25387" ID-GBIF-Dataset="04c59ba9-168b-4766-a4a5-d4e138a51127" ID-PMC="PMC6023951" ID-Pensoft-Pub="1314-2003-100-141" ID-Pensoft-UUID="FFBBFFE4FFD9FFEFFF847C5104638D2A" ID-PubMed="29962893" ID-Zenodo-Dep="1300066" ModsDocAuthor="" ModsDocDate="2018" ModsDocID="1314-2003-100-141" ModsDocOrigin="PhytoKeys 100" ModsDocTitle="Poalaegaardiana, a new species from Ecuador (Poaceae, Pooideae, Poeae, Poinae)" checkinTime="1529641976724" checkinUser="pensoft" docAuthor="Peterson, Paul M. & Soreng, Robert J." docDate="2018" docId="C28E65F02A7FC99962DE47059612CCED" docLanguage="en" docName="PhytoKeys 100: 141-147" docOrigin="PhytoKeys 100" docSource="http://dx.doi.org/10.3897/phytokeys.100.25387" docTitle="Poa laegaardiana Soreng & P. M. Peterson 2018, sp. nov." docType="treatment" docVersion="6" id="FFBBFFE4FFD9FFEFFF847C5104638D2A" lastPageNumber="142" masterDocId="FFBBFFE4FFD9FFEFFF847C5104638D2A" masterDocTitle="Poa laegaardiana, a new species from Ecuador (Poaceae, Pooideae, Poeae, Poinae)" masterLastPageNumber="147" masterPageNumber="141" pageNumber="141" updateTime="1668138908852" 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>Poa laegaardiana, a new species from Ecuador (Poaceae, Pooideae, Poeae, Poinae)</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>Soreng, Robert J.</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>100</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>141</mods:start>
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<mods:end>147</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.100.25387</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.100.25387</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1314-2003-100-141</mods:identifier>
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<mods:identifier type="Pensoft-UUID">FFBBFFE4FFD9FFEFFF847C5104638D2A</mods:identifier>
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<mods:identifier type="Zenodo-Dep">1300066</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="146016872" LSID="urn:lsid:plazi:treatment:C28E65F02A7FC99962DE47059612CCED" httpUri="http://treatment.plazi.org/id/C28E65F02A7FC99962DE47059612CCED" lastPageId="1" lastPageNumber="142" pageId="0" pageNumber="141">
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<subSubSection pageId="0" pageNumber="141" type="nomenclature">
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<paragraph pageId="0" pageNumber="141">
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<taxonomicName LSID="EEC399B5-12BF-513F-A8BD-186248E1B8B5" authority="Soreng & P. M. Peterson" authorityName="Soreng & P. M. Peterson" authorityYear="2018" class="Liliopsida" family="Poaceae" genus="Poa" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Poa laegaardiana" order="Poales" pageId="0" pageNumber="141" phylum="Tracheophyta" rank="species" species="laegaardiana" status="sp. nov.">Poa laegaardiana Soreng & P.M. Peterson</taxonomicName>
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<taxonomicNameLabel pageId="0" pageNumber="141">sp. nov.</taxonomicNameLabel>
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Poa laegaardiana: A Habit B Sheath, ligule and blade C Panicle branch D Spikelet E Glumes F Floret G Palea enclosing lodicules, ovary and stamen H Palea, ventral view I Lodicules, ovary and stamens J Caryopsis. Drawn from the holotype collection (Peterson 8997 & Annable)." figureDoi="10.3897/phytokeys.100.25387.figure1" httpUri="https://binary.pensoft.net/fig/211569" pageId="0" pageNumber="141">
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Fig. 1
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<normalizedToken originalValue="A–J">A-J</normalizedToken>
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</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="141" type="materials_examined">
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<paragraph pageId="0" pageNumber="141">Type.</paragraph>
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<paragraph pageId="0" pageNumber="141">
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Ecuador. Province de Bolivar, 66.5 km SW of Ambato on hwy to Guaranda and 2.2 km along road to Facundo Vela, [est.
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<geoCoordinate degrees="1.516022" direction="south" orientation="latitude" precision="1" value="-1.516022">1.516022 S</geoCoordinate>
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,
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<geoCoordinate degrees="79.007192" direction="west" orientation="longitude" precision="1" value="-79.007195">79.007192 W</geoCoordinate>
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], 4300 m a.s.l., growing on sandy, volcanic soil in
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<taxonomicName class="Liliopsida" family="Poaceae" genus="Festuca" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="Festuca" order="Poales" pageId="0" pageNumber="141" phylum="Magnoliophyta" rank="genus">
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<emphasis italics="true" pageId="0" pageNumber="141">Festuca</emphasis>
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</taxonomicName>
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-
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<taxonomicName class="Liliopsida" family="Poaceae" genus="Calamagrostis" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="Calamagrostis" order="Poales" pageId="0" pageNumber="141" phylum="Magnoliophyta" rank="genus">
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<emphasis italics="true" pageId="0" pageNumber="141">Calamagrostis</emphasis>
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</taxonomicName>
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[s.l.] grassland, 3 May 1990,
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<emphasis italics="true" pageId="0" pageNumber="141">P.M. Peterson 8997 & C.R. Annable</emphasis>
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(holotype: US-3244349!; isotypes: AAU!, MO-3853338!, QCA!).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="141" type="diagnosis">
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<paragraph pageId="0" pageNumber="141">Diagnosis.</paragraph>
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<paragraph pageId="0" pageNumber="141">
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Differing from
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<taxonomicName authorityName="Refulio" authorityYear="2012" baseAuthorityName="Tovar" class="Liliopsida" family="Gramineae" genus="Poa" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Poa gigantea" order="Poales" pageId="0" pageNumber="141" phylum="Tracheophyta" rank="species" species="gigantea">
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<emphasis italics="true" pageId="0" pageNumber="141">Poa gigantea</emphasis>
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</taxonomicName>
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(Tovar) Refulio in having glumes 3/4 to 7/8 as long as the adjacent lemmas (versus glumes about as long or longer than the adjacent lemma), a callus with a sparse, short, dorsal tuft of woolly hairs (versus no web), culms 50-72 cm tall (versus 22-58 cm tall) and spikelets 4.1-4.8 mm long (versus 5-5.5 mm long).
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</paragraph>
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<caption ID-Zenodo-Dep="1300156" doi="10.3897/phytokeys.100.25387.figure1" httpUri="https://binary.pensoft.net/fig/211569" pageId="0" pageNumber="141" start="Figure 1" startId="F1">
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<paragraph pageId="0" pageNumber="141">
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<emphasis bold="true" pageId="0" pageNumber="141">Figure 1.</emphasis>
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<taxonomicName authorityName="Soreng & P. M. Peterson" authorityYear="2018" class="Liliopsida" family="Gramineae" genus="Poa" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Poa laegaardiana" order="Poales" pageId="0" pageNumber="141" phylum="Tracheophyta" rank="species" species="laegaardiana">
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<emphasis italics="true" pageId="0" pageNumber="141">Poa laegaardiana</emphasis>
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</taxonomicName>
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:
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<emphasis bold="true" pageId="0" pageNumber="141">A</emphasis>
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Habit
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<emphasis bold="true" pageId="0" pageNumber="141">B</emphasis>
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Sheath, ligule and blade
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<emphasis bold="true" pageId="0" pageNumber="141">C</emphasis>
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Panicle branch
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<emphasis bold="true" pageId="0" pageNumber="141">D</emphasis>
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Spikelet
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<emphasis bold="true" pageId="0" pageNumber="141">E</emphasis>
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Glumes
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<emphasis bold="true" pageId="0" pageNumber="141">F</emphasis>
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Floret
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<emphasis bold="true" pageId="0" pageNumber="141">G</emphasis>
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Palea enclosing lodicules, ovary and stamen
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<emphasis bold="true" pageId="0" pageNumber="141">H</emphasis>
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Palea, ventral view
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<emphasis bold="true" pageId="0" pageNumber="141">I</emphasis>
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Lodicules, ovary and stamens
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<emphasis bold="true" pageId="0" pageNumber="141">J</emphasis>
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Caryopsis. Drawn from the holotype collection (
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<emphasis italics="true" pageId="0" pageNumber="141">Peterson 8997 & Annable</emphasis>
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).
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection lastPageId="1" lastPageNumber="142" pageId="0" pageNumber="141" type="description">
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<paragraph pageId="0" pageNumber="141">Description.</paragraph>
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<paragraph lastPageId="1" lastPageNumber="142" pageId="0" pageNumber="141">
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Gynomonoecious.
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<emphasis bold="true" pageId="0" pageNumber="141">Perennials</emphasis>
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, densely tufted, without lateral tending shoots or with infrequent short lateral tending shoots, greyish-green, with anthocyanic tinges; tillers extravaginal, erect;
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<emphasis bold="true" pageId="0" pageNumber="141">culms</emphasis>
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50-72 cm tall, erect, culm nodes and internodes, terete, smooth, glabrous, 0 nodes exposed, highest node in lower 1/10 of culm.
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<emphasis bold="true" pageId="0" pageNumber="141">Leaves</emphasis>
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concentrated at base;
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<emphasis bold="true" pageId="0" pageNumber="141">sheaths</emphasis>
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14-30 cm long, laterally compressed, slightly keeled, smooth, glabrous, proximal sheaths chartaceous, strongly overlapping at base, butt sheaths papery, smooth, glabrous and inconspicuously shredding with age;
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<emphasis bold="true" pageId="0" pageNumber="141">uppermost culm sheath</emphasis>
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to 30 cm long, margins fused ca. 10% their length, ca. 3
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<normalizedToken originalValue="–4×">-4x</normalizedToken>
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longer than their blade;
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<emphasis bold="true" pageId="0" pageNumber="141">throats and collars</emphasis>
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, smooth, glabrous;
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<emphasis bold="true" pageId="0" pageNumber="141">ligules</emphasis>
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to 3.5-6.6 mm long, of sterile shoots to 3.5 mm long, membranous, abaxially scaberulous, margins decurrent, apicies acute, apex of distal-most sometimes fimbriate;
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<emphasis bold="true" pageId="0" pageNumber="141">blades</emphasis>
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to 22 cm long, 1.5--3 mm wide (expanded), uppermost to 8 cm long, firm, stiff, erect, tightly folded to involute, keeled, abaxially smooth or obscurely scaberulous along the veins, adaxially densely scabrous, mostly along the veins on a nearly level surface (aside from the single channels flanking the central vein), apex narrowly prow tipped, acuminate, stiff;
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<emphasis bold="true" pageId="0" pageNumber="141">sterile shoot blades</emphasis>
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like those of the culm, crowded, to 22 cm long above the initial cataphylls if any.
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<emphasis bold="true" pageId="0" pageNumber="141">Panicles</emphasis>
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7.6-11.5 cm long, 0.6-1.2 cm wide, contracted, spiciform, erect, narrow, interrupted below with areas along the rachis with no branches, with 50-60 spikelets;
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<emphasis bold="true" pageId="0" pageNumber="141">proximal internodes</emphasis>
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2.5-3.5 cm long, smooth, axis with mostly 2 branches at lower nodes;
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<emphasis bold="true" pageId="0" pageNumber="141">branches</emphasis>
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2.5-3.5 cm long, with up to 12 spikelets crowded in the distal 2/3, appressed (ascending at anthesis), terete to slightly angled, short scabrous mainly along the angles;
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<emphasis bold="true" pageId="0" pageNumber="141">lateral pedicels</emphasis>
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mostly 0.5-1 mm long.
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<emphasis bold="true" pageId="0" pageNumber="141">Spikelets</emphasis>
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4.1-4.8 mm long, 2
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<normalizedToken originalValue="–2.5×">-2.5x</normalizedToken>
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longer than wide, lanceolate, laterally compressed, not bulbiferous, violaceous in part at maturity, florets 2, the upper slightly reduced;
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<emphasis bold="true" pageId="0" pageNumber="141">rachilla</emphasis>
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internode above the proximal
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<pageBreakToken pageId="1" pageNumber="142" start="start">floret</pageBreakToken>
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0.5 mm long, terete, scabrous to hirtellous;
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<emphasis bold="true" pageId="1" pageNumber="142">glumes</emphasis>
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3/4 to 7/8 as long as the adjacent lemma, subequal, lanceolate to oblong, keels smooth or distally obscurely scaberulous, margins distally smooth, apex acute;
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<emphasis bold="true" pageId="1" pageNumber="142">lower glumes</emphasis>
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3-3.5 mm long, 1 (3)-veined;
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<emphasis bold="true" pageId="1" pageNumber="142">upper glumes</emphasis>
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3.4-3.8 mm long, 3-veined;
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<emphasis bold="true" pageId="1" pageNumber="142">calluses</emphasis>
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webbed, with a sparse, short, dorsal tuft of woolly hairs to about 1 mm long;
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<emphasis bold="true" pageId="1" pageNumber="142">lemmas</emphasis>
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3.5-4.2 mm long, 5-veined, lanceolate in side-view, violaceous in part, strongly laterally compressed, distinctly keeled, glabrous throughout, keel distally scaberulous or nearly smooth, sides smooth (appearing densely granular due to abundant short-cells), intermediate veins obscure to distinct, margins inrolled below at maturity, narrowly scareous above, edges smooth, apicies acute;
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<emphasis bold="true" pageId="1" pageNumber="142">paleas</emphasis>
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3.3-3.7 mm long, a little shorter than the lemma, texture like the lemma, 2-keeled, the keels distally scaberulous, glabrous between the keels.
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<emphasis bold="true" pageId="1" pageNumber="142">Flowers</emphasis>
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pistillate over perfect within the spikelets;
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<emphasis bold="true" pageId="1" pageNumber="142">lodicules</emphasis>
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0.25 mm long, 2, lobed;
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<emphasis bold="true" pageId="1" pageNumber="142">stamens</emphasis>
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3,
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<emphasis bold="true" pageId="1" pageNumber="142">anthers</emphasis>
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1.4-1.6 mm long, light yellow, vestigial in upper floret less than 0.1 mm long;
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<emphasis bold="true" pageId="1" pageNumber="142">ovary</emphasis>
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glabrous;
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<emphasis bold="true" pageId="1" pageNumber="142">caryopses</emphasis>
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1.6-2 mm long, elliptical in side-view, brown, translucent, sulcus broad and shallow, hilum ca. 0.15 mm long, round, grain loosely adherent to the palea.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="1" pageNumber="142" type="distribution">
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<paragraph pageId="1" pageNumber="142">Distribution.</paragraph>
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<paragraph pageId="1" pageNumber="142">The species is known only from the type collection in Provincia Bolivar, Ecuador.</paragraph>
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</subSubSection>
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<subSubSection pageId="1" pageNumber="142" type="conservation status">
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<paragraph pageId="1" pageNumber="142">Conservation status.</paragraph>
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<paragraph pageId="1" pageNumber="142">The species is apparently rare. Google Earth view [26 Mar 2018] of the pass location where the new species was collected in 1990 indicates the area is now covered by small farms.</paragraph>
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</subSubSection>
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<subSubSection pageId="1" pageNumber="142" type="etymology">
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<paragraph pageId="1" pageNumber="142">Etymology.</paragraph>
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<paragraph pageId="1" pageNumber="142">The specific epithet honors Simon Laegaard (1933-), a renowned Danish Botanist, who has made extensive collections in Ecuador, Greenland and South America.</paragraph>
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</subSubSection>
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<subSubSection pageId="1" pageNumber="142" type="discussion">
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<paragraph pageId="1" pageNumber="142">Discussion.</paragraph>
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<paragraph pageId="1" pageNumber="142">
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There are a number gynomonoecious species of
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<taxonomicName class="Liliopsida" family="Gramineae" genus="Poa" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Poa" order="Poales" pageId="1" pageNumber="142" phylum="Tracheophyta" rank="genus">
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<emphasis italics="true" pageId="1" pageNumber="142">Poa</emphasis>
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</taxonomicName>
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occurring in northern South America, Central America and central Mexico but all have loose, open panicles, except the new species and species of
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<taxonomicName class="Liliopsida" family="Gramineae" genus="Poa" higherTaxonomySource="CoL" infraspecific-rank="sect." kingdom="Plantae" lsidName="Poa" order="Poales" pageId="1" pageNumber="142" phylum="Tracheophyta" rank="section" section="Dissanthelium">Poa sect. Dissanthelium</taxonomicName>
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(Trin.) Refulio (
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<bibRefCitation DOI="https://doi.org/10.1600/036364412X616701" author="Refulio-Rodriguez, NF" journalOrPublisher="Systematic Botany" pageId="2" pageNumber="143" pagination="122 - 133" refId="B8" refString="Refulio-Rodriguez, NF, Columbus, JT, Gillespie, LJ, Peterson, PM, Soreng, RJ, 2012. Molecular phylogeny of Dissanthelium (Poaceae: Pooideae) and its taxonomic implications. Systematic Botany 37 (1): 122 - 133, DOI: https://doi.org/10.1600/036364412X616701" title="Molecular phylogeny of Dissanthelium (Poaceae: Pooideae) and its taxonomic implications." url="https://doi.org/10.1600/036364412X616701" volume="37" year="2012">Refulio-Rodriguez et al. 2012</bibRefCitation>
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). Most of these open-panicled species of
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<taxonomicName authority="supersect. Homalopoa" class="Liliopsida" family="Gramineae" genus="Poa" higherTaxonomySource="CoL" infraspecific-rank="supersect." kingdom="Plantae" lsidName="Poa" order="Poales" pageId="1" pageNumber="142" phylum="Tracheophyta" rank="genus" supersection="Homalopoa">Poa supersect. Homalopoa</taxonomicName>
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(Dumort.) Soreng & L.J. Gillespie and the new species have glabrous lemmas and a web on the callus with a perfect lower floret and a pistillate upper floret. The new species appears to belong within
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<taxonomicName authority="subg. Poa supersect. Homalopoa" class="Liliopsida" family="Gramineae" genus="Poa" higherTaxonomySource="CoL" infraspecific-rank="supersect." kingdom="Plantae" lsidName="Poa" order="Poales" pageId="1" pageNumber="142" phylum="Tracheophyta" rank="genus" supersection="Homalopoa">Poa subg. Poa supersect. Homalopoa</taxonomicName>
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(
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<bibRefCitation DOI="https://doi.org/10.1093/aob/mcw108" author="Giussani, LM" journalOrPublisher="Annals of Botany" pageId="1" pageNumber="142" pagination="281 - 303" refId="B3" refString="Giussani, LM, Gillespie, LJ, Scataglini, MA, Negritto, MA, Anton, AM, Soreng, RJ, 2016. Breeding system diversification and evolution in American Poa supersect. Homalopoa (Poaceae: Poeae: Poinae). Annals of Botany 118 (2): 281 - 303, DOI: https://doi.org/10.1093/aob/mcw108" title="Breeding system diversification and evolution in American Poa supersect. Homalopoa (Poaceae: Poeae: Poinae)." url="https://doi.org/10.1093/aob/mcw108" volume="118" year="2016">Giussani et al. 2016</bibRefCitation>
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||
).
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<taxonomicName class="Liliopsida" family="Gramineae" genus="Poa" higherTaxonomySource="CoL" infraspecific-rank="sect." kingdom="Plantae" lsidName="Poa" order="Poales" pageId="1" pageNumber="142" phylum="Tracheophyta" rank="section" section="Homalopoa">Poa sect. Homalopoa</taxonomicName>
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s.str. may be restricted to Eurasia and North America while most species of the New World are placed in sect.
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<taxonomicName class="Liliopsida" family="Gramineae" genus="Poa" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="" order="Poales" pageId="1" pageNumber="142" phylum="Tracheophyta" rank="section" section="Homalopoa">Homalopoa</taxonomicName>
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s.l. (
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<bibRefCitation DOI="https://doi.org/10.1093/aob/mcw108" author="Giussani, LM" journalOrPublisher="Annals of Botany" pageId="1" pageNumber="142" pagination="281 - 303" refId="B3" refString="Giussani, LM, Gillespie, LJ, Scataglini, MA, Negritto, MA, Anton, AM, Soreng, RJ, 2016. Breeding system diversification and evolution in American Poa supersect. Homalopoa (Poaceae: Poeae: Poinae). Annals of Botany 118 (2): 281 - 303, DOI: https://doi.org/10.1093/aob/mcw108" title="Breeding system diversification and evolution in American Poa supersect. Homalopoa (Poaceae: Poeae: Poinae)." url="https://doi.org/10.1093/aob/mcw108" volume="118" year="2016">Giussani et al. 2016</bibRefCitation>
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;
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<bibRefCitation author="Soreng, RJ" journalOrPublisher="Contributions from the United States National Herbarium" pageId="2" pageNumber="143" pagination="1 - 730" refId="B13" refString="Soreng, RJ, Peterson, PM, Davidse, G, Judziewicz, EJ, Zuloaga, FO, Filgueiras, TS, Morrone, O, 2003. Catalogue of New World grasses (Poaceae): IV. subfamily Pooideae. Contributions from the United States National Herbarium 48: 1 - 730" title="Catalogue of New World grasses (Poaceae): IV. subfamily Pooideae." volume="48" year="2003">Soreng et al. 2003</bibRefCitation>
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).
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</paragraph>
|
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<paragraph pageId="1" pageNumber="142">
|
||
<taxonomicName authorityName="Refulio" authorityYear="2012" baseAuthorityName="Tovar" class="Liliopsida" family="Gramineae" genus="Poa" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Poa gigantea" order="Poales" pageId="1" pageNumber="142" phylum="Tracheophyta" rank="species" species="gigantea">
|
||
<emphasis italics="true" pageId="1" pageNumber="142">Poa gigantea</emphasis>
|
||
</taxonomicName>
|
||
(
|
||
<taxonomicName class="Liliopsida" family="Gramineae" genus="Poa" higherTaxonomySource="CoL" infraspecific-rank="sect." kingdom="Plantae" lsidName="Poa" order="Poales" pageId="1" pageNumber="142" phylum="Tracheophyta" rank="section" section="Dissanthelium">Poa sect. Dissanthelium</taxonomicName>
|
||
) is morphologically similar to our new species but differs in having glumes longer than or equalling the adjacent lemma, an unwebbed callus, shorter culms 22-58 cm tall and larger spikelets 5-5.5 mm long (
|
||
<bibRefCitation author="Tovar Serpa, O" journalOrPublisher="Publicaciones del Museo de Historia Natural Javier Prado Serie B Bot" pageId="2" pageNumber="143" pagination="3 - 16" refId="B16" refString="Tovar Serpa, O, 1985. Ocho especies nuevas de Gramineae del Peru. Publicaciones del Museo de Historia Natural Javier Prado Serie B Bot 33: 3 - 16" title="Ocho especies nuevas de Gramineae del Peru." volume="33" year="1985">Tovar Serpa 1985</bibRefCitation>
|
||
; Refulio-Rodriguez 2012). Other Ecuadorian species of
|
||
<taxonomicName class="Liliopsida" family="Gramineae" genus="Poa" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Poa" order="Poales" pageId="1" pageNumber="142" phylum="Tracheophyta" rank="genus">
|
||
<emphasis italics="true" pageId="1" pageNumber="142">Poa</emphasis>
|
||
</taxonomicName>
|
||
with narrow, spikelike panicles includes:
|
||
<taxonomicName class="Magnoliopsida" family="Poaceae" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="P. chamaeclinos" order="Poales" pageId="1" pageNumber="142" phylum="Angiospermae" rank="species" species="chamaeclinos">
|
||
<emphasis italics="true" pageId="1" pageNumber="142">P. chamaeclinos</emphasis>
|
||
</taxonomicName>
|
||
Pilg.,
|
||
<taxonomicName class="Magnoliopsida" family="Poaceae" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="P. scaberula" order="Poales" pageId="1" pageNumber="142" phylum="Angiospermae" rank="species" species="scaberula">
|
||
<emphasis italics="true" pageId="1" pageNumber="142">P. scaberula</emphasis>
|
||
</taxonomicName>
|
||
Hook. f. and
|
||
<taxonomicName class="Magnoliopsida" family="Poaceae" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="P. subspicata" order="Poales" pageId="1" pageNumber="142" phylum="Angiospermae" rank="species" species="subspicata">
|
||
<emphasis italics="true" pageId="1" pageNumber="142">P. subspicata</emphasis>
|
||
</taxonomicName>
|
||
. We provide a key to separate these from the new species below (
|
||
<bibRefCitation author="Hjorth, U" journalOrPublisher="Contributions from the United States National Herbarium" pageId="1" pageNumber="142" refId="B5" refString="Hjorth, U, 1991. Slaegten Poa L. i Ecuador. Master's Thesis, Aarhus University, Aarhus." title="Slaegten Poa L. i Ecuador. Master's Thesis, Aarhus University, Aarhus." year="1991">Hjorth 1991</bibRefCitation>
|
||
;
|
||
<bibRefCitation DOI="https://doi.org/10.3897/phytokeys.15.3084" author="Soreng, RJ" journalOrPublisher="PhytoKeys" pageId="2" pageNumber="143" pagination="1 - 104" refId="B12" refString="Soreng, RJ, Peterson, PM, 2012. 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. PhytoKeys 15 (0): 1 - 104, DOI: https://doi.org/10.3897/phytokeys.15.3084" 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." url="https://doi.org/10.3897/phytokeys.15.3084" volume="15" year="2012">Soreng and Peterson 2012</bibRefCitation>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |