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
Identifieur interne : 000242 ( Pmc/Curation ); précédent : 000241; suivant : 000243Revision 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
Auteurs : Robert J. Soreng [États-Unis] ; Paul M. Peterson [États-Unis]Source :
- PhytoKeys [ 1314-2011 ] ; 2012.
Abstract
A revision and key to the 23 species and eight subspecies of
Url:
DOI: 10.3897/phytokeys.15.3084
PubMed: 23185125
PubMed Central: 3492929
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<record><TEI><teiHeader><fileDesc><titleStmt><title xml:lang="en">Revision of
<italic>Poa</italic>
L. (Poaceae, Pooideae, Poeae, Poinae) in Mexico: new records, re-evaluation of
<italic>P. ruprechtii</italic>
, and two new species,
<italic>P. palmeri</italic>
and
<italic>P. wendtii</italic>
</title>
<author><name sortKey="Soreng, Robert J" sort="Soreng, Robert J" uniqKey="Soreng R" first="Robert J." last="Soreng">Robert J. Soreng</name>
<affiliation wicri:level="1"><nlm:aff id="A1">Department of Botany, National Museum of Natural History, Smithsonian Institution Washington, DC, 20013-7012, USA</nlm:aff>
<country xml:lang="fr">États-Unis</country>
<wicri:regionArea>Department of Botany, National Museum of Natural History, Smithsonian Institution Washington, DC, 20013-7012</wicri:regionArea>
</affiliation>
</author>
<author><name sortKey="Peterson, Paul M" sort="Peterson, Paul M" uniqKey="Peterson P" first="Paul M." last="Peterson">Paul M. Peterson</name>
<affiliation wicri:level="1"><nlm:aff id="A1">Department of Botany, National Museum of Natural History, Smithsonian Institution Washington, DC, 20013-7012, USA</nlm:aff>
<country xml:lang="fr">États-Unis</country>
<wicri:regionArea>Department of Botany, National Museum of Natural History, Smithsonian Institution Washington, DC, 20013-7012</wicri:regionArea>
</affiliation>
</author>
</titleStmt>
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<idno type="doi">10.3897/phytokeys.15.3084</idno>
<date when="2012">2012</date>
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<sourceDesc><biblStruct><analytic><title xml:lang="en" level="a" type="main">Revision of
<italic>Poa</italic>
L. (Poaceae, Pooideae, Poeae, Poinae) in Mexico: new records, re-evaluation of
<italic>P. ruprechtii</italic>
, and two new species,
<italic>P. palmeri</italic>
and
<italic>P. wendtii</italic>
</title>
<author><name sortKey="Soreng, Robert J" sort="Soreng, Robert J" uniqKey="Soreng R" first="Robert J." last="Soreng">Robert J. Soreng</name>
<affiliation wicri:level="1"><nlm:aff id="A1">Department of Botany, National Museum of Natural History, Smithsonian Institution Washington, DC, 20013-7012, USA</nlm:aff>
<country xml:lang="fr">États-Unis</country>
<wicri:regionArea>Department of Botany, National Museum of Natural History, Smithsonian Institution Washington, DC, 20013-7012</wicri:regionArea>
</affiliation>
</author>
<author><name sortKey="Peterson, Paul M" sort="Peterson, Paul M" uniqKey="Peterson P" first="Paul M." last="Peterson">Paul M. Peterson</name>
<affiliation wicri:level="1"><nlm:aff id="A1">Department of Botany, National Museum of Natural History, Smithsonian Institution Washington, DC, 20013-7012, USA</nlm:aff>
<country xml:lang="fr">États-Unis</country>
<wicri:regionArea>Department of Botany, National Museum of Natural History, Smithsonian Institution Washington, DC, 20013-7012</wicri:regionArea>
</affiliation>
</author>
</analytic>
<series><title level="j">PhytoKeys</title>
<idno type="ISSN">1314-2011</idno>
<idno type="eISSN">1314-2003</idno>
<imprint><date when="2012">2012</date>
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<front><div type="abstract" xml:lang="en"><label>Abstract</label>
<p>A revision and key to the 23 species and eight subspecies of <italic><named-content content-type="taxon-name">Poa</named-content>
</italic>
(including <italic><named-content content-type="taxon-name">Dissanthelium</named-content>
</italic>
) known to occur in Mexico is provided. All voucher specimens seen are cited for accepted taxa, except <italic><named-content content-type="taxon-name">Poa annua</named-content>
</italic>
for which one voucher per state is provided. Taxa not previously known from, or poorly understood in, Mexico are discussed.<italic><named-content content-type="taxon-name">Poa palmeri</named-content>
</italic>
<bold>sp. nov.</bold>
is endemic to forested slopes of the Sierra Madre Oriental, and we distinguished it from <italic><named-content content-type="taxon-name">Poa ruprechtii</named-content>
</italic>
s.s., a species of central Mexico that is here emended to include <italic><named-content content-type="taxon-name">Poa sharpii</named-content>
</italic>
(syn. nov.). <italic><named-content content-type="taxon-name">Poa wendtii</named-content>
</italic>
<bold>sp. nov.</bold>
is described from the Sierra Santa Rosa in northern Coahuila. <italic><named-content content-type="taxon-name">Poa tacanae</named-content>
</italic>
is placed in synonymy in <italic><named-content content-type="taxon-name">Poa seleri</named-content>
</italic>
. <italic><named-content content-type="taxon-name">Poa gymnantha</named-content>
</italic>
and <italic><named-content content-type="taxon-name">Poa occidentalis</named-content>
</italic>
are newly reported for Mexico, and material historically identified as <italic><named-content content-type="taxon-name">Poa villaroelii</named-content>
</italic>
areplaced in <italic><named-content content-type="taxon-name">Poa chamaeclinos</named-content>
</italic>
.The genus <italic><named-content content-type="taxon-name">Dissanthelium</named-content>
</italic>
is considered to belong within <italic><named-content content-type="taxon-name">Poa</named-content>
</italic>
, and the Mexican taxa, <italic><named-content content-type="taxon-name">Dissanthelium calycina</named-content>
</italic>
subsp. <italic>mathewsii</italic>
and <italic><named-content content-type="taxon-name">Dissanthelium californicum</named-content>
</italic>
, are treated as <italic><named-content content-type="taxon-name">Poa calycina</named-content>
</italic>
var.<italic> mathewsii</italic>
and <italic><named-content content-type="taxon-name">Poa thomasii</named-content>
</italic>
, respectively. <italic><named-content content-type="taxon-name">Poa</named-content>
</italic>
subsect. <italic><named-content content-type="taxon-name">Papillopoa</named-content>
</italic>
<bold>subsect. nov.</bold>
is erected for <italic><named-content content-type="taxon-name">Poa mulleri</named-content>
</italic>
. Lectotypes are designated for <italic><named-content content-type="taxon-name">Poa conglomerata</named-content>
</italic>
and <italic><named-content content-type="taxon-name">Poa seleri</named-content>
</italic>
.
</p>
</div>
</front>
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<pmc article-type="research-article"><pmc-dir>properties open_access</pmc-dir>
<front><journal-meta><journal-id journal-id-type="nlm-ta">PhytoKeys</journal-id>
<journal-id journal-id-type="iso-abbrev">PhytoKeys</journal-id>
<journal-id journal-id-type="publisher-id">PhytoKeys</journal-id>
<journal-title-group><journal-title>PhytoKeys</journal-title>
</journal-title-group>
<issn pub-type="ppub">1314-2011</issn>
<issn pub-type="epub">1314-2003</issn>
<publisher><publisher-name>Pensoft Publishers</publisher-name>
</publisher>
</journal-meta>
<article-meta><article-id pub-id-type="pmid">23185125</article-id>
<article-id pub-id-type="pmc">3492929</article-id>
<article-id pub-id-type="doi">10.3897/phytokeys.15.3084</article-id>
<article-categories><subj-group subj-group-type="heading"><subject>Article</subject>
</subj-group>
</article-categories>
<title-group><article-title>Revision of
<italic>Poa</italic>
L. (Poaceae, Pooideae, Poeae, Poinae) in Mexico: new records, re-evaluation of
<italic>P. ruprechtii</italic>
, and two new species,
<italic>P. palmeri</italic>
and
<italic>P. wendtii</italic>
</article-title>
</title-group>
<contrib-group><contrib contrib-type="author"><name><surname>Soreng</surname>
<given-names>Robert J.</given-names>
</name>
<xref ref-type="aff" rid="A1">1</xref>
</contrib>
<contrib contrib-type="author"><name><surname>Peterson</surname>
<given-names>Paul M.</given-names>
</name>
<xref ref-type="aff" rid="A1">1</xref>
</contrib>
</contrib-group>
<aff id="A1"><label>1</label>
Department of Botany, National Museum of Natural History, Smithsonian Institution Washington, DC, 20013-7012, USA</aff>
<author-notes><corresp>Corresponding author: Robert J. Soreng (<email xlink:type="simple">sorengr@si.edu</email>
)
</corresp>
<fn fn-type="edited-by"><p>Academic editor: Leonardo Versieux</p>
</fn>
</author-notes>
<pub-date pub-type="collection"><year>2012</year>
</pub-date>
<pub-date pub-type="epub"><day>6</day>
<month>8</month>
<year>2012</year>
</pub-date>
<issue>15</issue>
<fpage>1</fpage>
<lpage>104</lpage>
<history><date date-type="received"><day>14</day>
<month>3</month>
<year>2012</year>
</date>
<date date-type="accepted"><day>20</day>
<month>7</month>
<year>2012</year>
</date>
</history>
<permissions><copyright-statement>Robert J. Soreng, Paul M. Peterson</copyright-statement>
<license license-type="creative-commons-attribution" xlink:href="http://creativecommons.org/licenses/by/3.0"><license-p>This is an open access article distributed under the terms of the Creative Commons Attribution License 3.0 (CC-BY), which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited.</license-p>
</license>
</permissions>
<abstract><label>Abstract</label>
<p>A revision and key to the 23 species and eight subspecies of <italic><named-content content-type="taxon-name">Poa</named-content>
</italic>
(including <italic><named-content content-type="taxon-name">Dissanthelium</named-content>
</italic>
) known to occur in Mexico is provided. All voucher specimens seen are cited for accepted taxa, except <italic><named-content content-type="taxon-name">Poa annua</named-content>
</italic>
for which one voucher per state is provided. Taxa not previously known from, or poorly understood in, Mexico are discussed.<italic><named-content content-type="taxon-name">Poa palmeri</named-content>
</italic>
<bold>sp. nov.</bold>
is endemic to forested slopes of the Sierra Madre Oriental, and we distinguished it from <italic><named-content content-type="taxon-name">Poa ruprechtii</named-content>
</italic>
s.s., a species of central Mexico that is here emended to include <italic><named-content content-type="taxon-name">Poa sharpii</named-content>
</italic>
(syn. nov.). <italic><named-content content-type="taxon-name">Poa wendtii</named-content>
</italic>
<bold>sp. nov.</bold>
is described from the Sierra Santa Rosa in northern Coahuila. <italic><named-content content-type="taxon-name">Poa tacanae</named-content>
</italic>
is placed in synonymy in <italic><named-content content-type="taxon-name">Poa seleri</named-content>
</italic>
. <italic><named-content content-type="taxon-name">Poa gymnantha</named-content>
</italic>
and <italic><named-content content-type="taxon-name">Poa occidentalis</named-content>
</italic>
are newly reported for Mexico, and material historically identified as <italic><named-content content-type="taxon-name">Poa villaroelii</named-content>
</italic>
areplaced in <italic><named-content content-type="taxon-name">Poa chamaeclinos</named-content>
</italic>
.The genus <italic><named-content content-type="taxon-name">Dissanthelium</named-content>
</italic>
is considered to belong within <italic><named-content content-type="taxon-name">Poa</named-content>
</italic>
, and the Mexican taxa, <italic><named-content content-type="taxon-name">Dissanthelium calycina</named-content>
</italic>
subsp. <italic>mathewsii</italic>
and <italic><named-content content-type="taxon-name">Dissanthelium californicum</named-content>
</italic>
, are treated as <italic><named-content content-type="taxon-name">Poa calycina</named-content>
</italic>
var.<italic> mathewsii</italic>
and <italic><named-content content-type="taxon-name">Poa thomasii</named-content>
</italic>
, respectively. <italic><named-content content-type="taxon-name">Poa</named-content>
</italic>
subsect. <italic><named-content content-type="taxon-name">Papillopoa</named-content>
</italic>
<bold>subsect. nov.</bold>
is erected for <italic><named-content content-type="taxon-name">Poa mulleri</named-content>
</italic>
. Lectotypes are designated for <italic><named-content content-type="taxon-name">Poa conglomerata</named-content>
</italic>
and <italic><named-content content-type="taxon-name">Poa seleri</named-content>
</italic>
.
</p>
</abstract>
<trans-abstract xml:lang="es"><label>Resumen</label>
<p>Se realizó la revisión del género <italic><named-content content-type="taxon-name">Poa</named-content>
</italic>
(incluyendo <italic><named-content content-type="taxon-name">Dissanthelium</named-content>
</italic>
) de México, se proporciona una clave para las 23 especies y ocho subspecies encontradas. Se citan todos los ejemplares revisados para los taxa aceptados, excepto los de <italic><named-content content-type="taxon-name">Poa annua</named-content>
</italic>
para el cual se proporciona un ejemplar por cada estado. Los taxa no conocidos previamente, o mal entendidos de México se discuten. <italic><named-content content-type="taxon-name">Poa palmeri</named-content>
</italic>
<bold>sp. nov.</bold>
es endémica de las cuestas boscosas de la Sierra Madre Oriental, la distinguimos de <italic><named-content content-type="taxon-name">Poa ruprechtii</named-content>
</italic>
s.s., una especie del México <pmc-comment>PageBreak</pmc-comment>
central que aquí se enmienda para ser incluida, esta ultima en <italic><named-content content-type="taxon-name">Poa sharpii</named-content>
</italic>
(sin. nov.). <italic><named-content content-type="taxon-name">Poa wendtii</named-content>
</italic>
<bold>sp. nov.</bold>
se describe de la Sierra Santa Rosa del norte de Coahuila. <italic><named-content content-type="taxon-name">Poa tacanae</named-content>
</italic>
se coloca en sinonimia de <italic><named-content content-type="taxon-name">Poa seleri</named-content>
</italic>
. <italic><named-content content-type="taxon-name">Poa gymnantha</named-content>
</italic>
y <italic><named-content content-type="taxon-name">Poa occidentalis</named-content>
</italic>
se reportan nuevamente para México, y el material identificado históricamente como <italic><named-content content-type="taxon-name">Poa villaroelii</named-content>
</italic>
se coloca en <italic><named-content content-type="taxon-name">Poa chamaeclinos</named-content>
</italic>
. El género <italic><named-content content-type="taxon-name">Dissanthelium</named-content>
</italic>
se considera formar parte de <italic><named-content content-type="taxon-name">Poa</named-content>
</italic>
, y los taxa mexicanos, <italic><named-content content-type="taxon-name">Dissanthelium calycina</named-content>
</italic>
subsp. <italic>mathewsii</italic>
y <italic><named-content content-type="taxon-name">Dissanthelium californicum</named-content>
</italic>
, se tratan como <italic><named-content content-type="taxon-name">Poa calycina</named-content>
</italic>
var. <italic>mathewsii</italic>
y <italic><named-content content-type="taxon-name">Poa thomasii</named-content>
</italic>
, respectivamente. <italic><named-content content-type="taxon-name">Poa</named-content>
</italic>
subsect. <italic><named-content content-type="taxon-name">Papillopoa</named-content>
</italic>
<bold>subsect. nov.</bold>
se erige para <italic><named-content content-type="taxon-name">Poa mulleri</named-content>
</italic>
. Se designan lectotipos para <italic><named-content content-type="taxon-name">Poa conglomerata</named-content>
</italic>
y <italic><named-content content-type="taxon-name">Poa seleri</named-content>
</italic>
.
</p>
</trans-abstract>
<kwd-group><label>Keywords</label>
<kwd>Mexico</kwd>
<kwd><italic><named-content content-type="taxon-name">Poa</named-content>
</italic>
</kwd>
<kwd>Poaceae</kwd>
<kwd>taxonomy</kwd>
</kwd-group>
</article-meta>
</front>
</pmc>
</record>
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