353 lines
30 KiB
XML
353 lines
30 KiB
XML
<document ID-DOI="10.15560/17.1.181" ID-ISSN="1809-127X" approvalRequired="195" approvalRequired_for_taxonomicNames="1" approvalRequired_for_textStreams="185" approvalRequired_for_treatments="9" checkinTime="1630281882285" checkinUser="marcus" docAuthor="Desjardins, Émilie, Lai, Sandra, Payette, Serge, Dubé, Martin, Sokoloff, Paul C., St-Louis, Annie, Poulin, Marie-Pier, Legros, Jade, Sirois, Luc, Vézina, François, Tam, Andrew & Berteaux, Dominique" docDate="2021" docId="7A1887E1A260FFB9FF2D6F313D9E584C" docLanguage="en" docName="CheckList.2021.17.1.181-225.pdf" docOrigin="Check List 17 (1)" docSource="http://dx.doi.org/10.15560/17.1.181" docStyle="DocumentStyle:BB30DA0EB5D11E1D6FE264CD32192DE2.1:CheckList.2017-.journal_article.annotatedlist" docStyleId="BB30DA0EB5D11E1D6FE264CD32192DE2" docStyleName="CheckList.2017-.journal_article.annotatedlist" docStyleVersion="1" docTitle="Draba micropetala Hooker" docType="treatment" docVersion="1" lastPageNumber="193" masterDocId="8621FF99A26CFFB5FF856D5D3E2B5C72" masterDocTitle="Survey of the vascular plants of Alert (Ellesmere Island, Canada), a polar desert at the northern tip of the Americas" masterLastPageNumber="225" masterPageNumber="181" pageId="12" pageNumber="193" updateTime="1630281888554" updateUser="marcus" zenodo-license-document="CC-BY-4.0">
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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>Survey of the vascular plants of Alert (Ellesmere Island, Canada), a polar desert at the northern tip of the Americas</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>Desjardins, Émilie</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>Lai, Sandra</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>Payette, Serge</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>Dubé, Martin</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>Sokoloff, Paul C.</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>St-Louis, Annie</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>Poulin, Marie-Pier</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>Legros, Jade</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>Sirois, Luc</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>Vézina, François</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>Tam, Andrew</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>Berteaux, Dominique</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>Check List</mods:title>
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</mods:titleInfo>
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<mods:part>
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<mods:date>2021</mods:date>
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<mods:detail type="pubDate">
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<mods:number>2021-02-09</mods:number>
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</mods:detail>
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<mods:detail type="volume">
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<mods:number>17</mods:number>
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</mods:detail>
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<mods:detail type="issue">
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<mods:number>1</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>181</mods:start>
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<mods:end>225</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/10.15560/17.1.181</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">10.15560/17.1.181</mods:identifier>
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<mods:identifier type="ISSN">1809-127X</mods:identifier>
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</mods:mods>
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<treatment LSID="urn:lsid:plazi:treatment:7A1887E1A260FFB9FF2D6F313D9E584C" httpUri="http://treatment.plazi.org/id/7A1887E1A260FFB9FF2D6F313D9E584C" lastPageNumber="193" pageId="12" pageNumber="193">
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<subSubSection box="[168,471,620,645]" pageId="12" pageNumber="193" type="nomenclature">
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<paragraph blockId="12.[168,471,620,645]" box="[168,471,620,645]" pageId="12" pageNumber="193">
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<heading box="[168,471,620,645]" fontSize="10" level="2" pageId="12" pageNumber="193" reason="2">
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<taxonomicName authority="Hooker" authorityName="Hooker" box="[168,471,620,645]" class="Magnoliopsida" family="Brassicaceae" genus="Draba" kingdom="Plantae" order="Brassicales" pageId="12" pageNumber="193" phylum="Tracheophyta" rank="species" species="micropetala">
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<emphasis bold="true" box="[168,471,620,645]" inLineHeading="true" pageId="12" pageNumber="193" reason="1">
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<emphasis bold="true" box="[168,378,620,644]" italics="true" pageId="12" pageNumber="193">Draba micropetala</emphasis>
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Hooker
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</emphasis>
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</taxonomicName>
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</heading>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="12" pageNumber="193" type="materials_examined">
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<paragraph blockId="12.[167,780,659,2091]" pageId="12" pageNumber="193">
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<emphasis bold="true" box="[168,411,659,683]" pageId="12" pageNumber="193">Materials examined.</emphasis>
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<materialsCitation collectingDate="2019-07-16" collectionCode="CFS" country="Canada" elevation="296" latitude="82.43111" location="Alert" longLatPrecision="15" longitude="-62.130276" municipality="Ellesmere Island" pageId="12" pageNumber="193" specimenCode="QFA0635549" specimenCount="1" stateProvince="Nunavut">
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<collectingCountry box="[425,538,660,684]" name="Canada" pageId="12" pageNumber="193">CANADA</collectingCountry>
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–
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<emphasis bold="true" box="[579,678,660,684]" pageId="12" pageNumber="193">
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<collectingRegion box="[579,678,660,684]" country="Canada" name="Nunavut" pageId="12" pageNumber="193">Nunavut</collectingRegion>
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</emphasis>
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•
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<collectingMunicipality pageId="12" pageNumber="193">Ellesmere Island</collectingMunicipality>
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,
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<collectionCode box="[312,359,693,717]" country="Canada" httpUri="http://grbio.org/cool/4rrx-qe60" name="Canadian Forest Service, Pacific Forest Research Centre" pageId="12" pageNumber="193">CFS</collectionCode>
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<location LSID="urn:lsid:plazi:treatment:7A1887E1A260FFB9FF2D6F313D9E584C:F76E602CA260FFB9FEF56FE83F875EBF" box="[368,428,693,717]" country="Canada" latitude="82.43111" longLatPrecision="15" longitude="-62.130276" municipality="Ellesmere Island" name="Alert" pageId="12" pageNumber="193" stateProvince="Nunavut">Alert</location>
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;
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<geoCoordinate box="[440,567,692,717]" degrees="82" direction="north" minutes="25" orientation="latitude" pageId="12" pageNumber="193" precision="15" seconds="52" value="82.43111">82°25′52″N</geoCoordinate>
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,
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<geoCoordinate box="[580,725,692,717]" degrees="062" direction="west" minutes="07" orientation="longitude" pageId="12" pageNumber="193" precision="15" seconds="49" value="-62.130276">062°07′49″W</geoCoordinate>
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;
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<elevation metricMagnitude="2" metricUnit="m" metricValue="2.96" pageId="12" pageNumber="193" unit="m" value="296.0">
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<quantity metricMagnitude="2" metricUnit="m" metricValue="2.96" pageId="12" pageNumber="193" unit="m" value="296.0">296 m</quantity>
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a.s.l.
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</elevation>
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;
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<date box="[257,385,726,751]" pageId="12" pageNumber="193" value="2019-07-16">
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<collectingDate box="[257,385,726,751]" pageId="12" pageNumber="193" value="2019-07-16">16 Jul. 2019</collectingDate>
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</date>
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; habitat: wetland in a mountain pass, with peat and rocks as substrates, dominated by moss and
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<taxonomicName box="[214,402,793,817]" class="Magnoliopsida" family="Saxifragaceae" genus="Saxifraga" kingdom="Plantae" order="Saxifragales" pageId="12" pageNumber="193" phylum="Tracheophyta" rank="species" species="cernua">
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<emphasis box="[214,402,793,817]" italics="true" pageId="12" pageNumber="193">Saxifraga cernua</emphasis>
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</taxonomicName>
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;
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<specimenCode box="[418,558,793,817]" collectionCode="QFA" country="Canada" httpUri="http://biocol.org/urn:lsid:biocol.org:col:15846" lsid="urn:lsid:biocol.org:col:15846" name="Herbier Louis-Marie, Unviersité Laval" pageId="12" pageNumber="193" type="Herbarium">QFA0635549</specimenCode>
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</materialsCitation>
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•
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<materialsCitation collectingDate="2019-08-13" collectionCode="QFA" country="Canada" elevation="178" latitude="82.44278" location="Alert" longLatPrecision="15" longitude="-62.318333" municipality="Ellesmere Island" pageId="12" pageNumber="193" specimenCode="QFA0635586" specimenCount="1" stateProvince="Nunavut">
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same locality;
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<geoCoordinate degrees="82" direction="north" minutes="26" orientation="latitude" pageId="12" pageNumber="193" precision="15" seconds="34" value="82.44278">82° 26′34″N</geoCoordinate>
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,
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<geoCoordinate box="[271,416,825,850]" degrees="062" direction="west" minutes="19" orientation="longitude" pageId="12" pageNumber="193" precision="15" seconds="06" value="-62.318333">062°19′06″W</geoCoordinate>
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;
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<elevation box="[427,551,826,851]" metricMagnitude="2" metricUnit="m" metricValue="1.78" pageId="12" pageNumber="193" unit="m" value="178.0">
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<quantity box="[427,493,827,851]" metricMagnitude="2" metricUnit="m" metricValue="1.78" pageId="12" pageNumber="193" unit="m" value="178.0">178 m</quantity>
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a.s.l.
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</elevation>
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;
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<date box="[565,712,827,851]" pageId="12" pageNumber="193" value="2019-08-13">
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<collectingDate box="[565,712,827,851]" pageId="12" pageNumber="193" value="2019-08-13">13 Aug. 2019</collectingDate>
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</date>
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; habi- tat: barren ground on a river bed, with rocks as substrate;
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<specimenCode box="[167,313,893,917]" collectionCode="QFA" country="Canada" httpUri="http://biocol.org/urn:lsid:biocol.org:col:15846" lsid="urn:lsid:biocol.org:col:15846" name="Herbier Louis-Marie, Unviersité Laval" pageId="12" pageNumber="193" type="Herbarium">QFA0635586</specimenCode>
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, CAN
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</materialsCitation>
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.
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</paragraph>
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<paragraph blockId="12.[167,780,659,2091]" pageId="12" pageNumber="193">
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<emphasis bold="true" box="[168,330,932,956]" pageId="12" pageNumber="193">Identification.</emphasis>
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Plants 2.0–
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<quantity box="[477,560,932,956]" metricMagnitude="-2" metricUnit="m" metricValue="4.5" pageId="12" pageNumber="193" unit="cm" value="4.5">4.5 cm</quantity>
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high; herbaceous; caespitose. Taproots present. Stems 1.0–
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<quantity box="[630,710,965,989]" metricMagnitude="-2" metricUnit="m" metricValue="3.5" pageId="12" pageNumber="193" unit="cm" value="3.5">3.5 cm</quantity>
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long; erect or ascending; hairy, with simple and branched hairs (2–5 rays:
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<collectionCode box="[278,295,1033,1056]" name="Tavera, Department of Geology and Geophysics" pageId="12" pageNumber="193">T</collectionCode>
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,
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<collectionCode box="[305,325,1033,1056]" country="USA" lsid="urn:lsid:biocol.org:col:14792" name="Yale University" pageId="12" pageNumber="193" type="Herbarium">Y</collectionCode>
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, cruciform, ternate, and dendritic). Leaves basal; alternate or whorled; petiolate or subsessile. Petioles
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<quantity box="[228,320,1099,1123]" metricMagnitude="-3" metricUnit="m" metricValue="2.5" metricValueMax="4.0" metricValueMin="1.0" pageId="12" pageNumber="193" unit="mm" value="2.5" valueMax="4.0" valueMin="1.0">1–4 mm</quantity>
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long; winged; margins ciliate, with simple hairs. Basal leaf blades 5.7–8.0 mm long,
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<quantity box="[653,777,1132,1156]" metricMagnitude="-3" metricUnit="m" metricValue="3.0" metricValueMax="3.9" metricValueMin="2.1" pageId="12" pageNumber="193" unit="mm" value="3.0" valueMax="3.9" valueMin="2.1">2.1–3.9 mm</quantity>
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wide; obovate or oblanceolate; bases attenuate; abaxial surface moderately or densely hairy, with simple and branched hairs (2–4 rays:
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<collectionCode box="[446,466,1233,1256]" country="USA" lsid="urn:lsid:biocol.org:col:14792" name="Yale University" pageId="12" pageNumber="193" type="Herbarium">Y</collectionCode>
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, ternate, cruciform, and dendritic); adaxial surface glabrous or sparsely hairy, with simple and branched hairs (2–3 rays:
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<collectionCode box="[561,581,1300,1323]" country="USA" lsid="urn:lsid:biocol.org:col:14792" name="Yale University" pageId="12" pageNumber="193" type="Herbarium">Y</collectionCode>
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, and ternate); margins ciliate, with simple and branched hairs (2 rays:
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<collectionCode box="[742,764,1333,1357]" country="USA" lsid="urn:lsid:biocol.org:col:14792" name="Yale University" pageId="12" pageNumber="193" type="Herbarium">Y</collectionCode>
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); apices obtuse. Inflorescence a raceme, with 2–4 flowers; elongating or not elongating as the fruit matures. Pedicels 1.0–
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<quantity box="[263,347,1433,1457]" metricMagnitude="-3" metricUnit="m" metricValue="4.5" pageId="12" pageNumber="193" unit="mm" value="4.5">4.5 mm</quantity>
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long; hairy. Sepals 4;
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<quantity box="[590,716,1433,1457]" metricMagnitude="-3" metricUnit="m" metricValue="2.25" metricValueMax="2.4" metricValueMin="2.1" pageId="12" pageNumber="193" unit="mm" value="2.25" valueMax="2.4" valueMin="2.1">2.1–2.4 mm</quantity>
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long, 0.8–1.0 mm wide; obovate or oblong; green and purpletinged, with yellow margins; surface hairy, with simple and branched hairs (2–3 rays:
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<collectionCode box="[513,532,1533,1556]" country="USA" lsid="urn:lsid:biocol.org:col:14792" name="Yale University" pageId="12" pageNumber="193" type="Herbarium">Y</collectionCode>
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and ternate); margins glabrous; apices obtuse or acute. Petals 4;
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<quantity box="[641,773,1566,1590]" metricMagnitude="-3" metricUnit="m" metricValue="3.25" metricValueMax="3.7" metricValueMin="2.8" pageId="12" pageNumber="193" unit="mm" value="3.25" valueMax="3.7" valueMin="2.8">2.8–3.7 mm</quantity>
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, long;
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<quantity box="[233,363,1600,1624]" metricMagnitude="-3" metricUnit="m" metricValue="1.1" metricValueMax="1.4" metricValueMin="0.8" pageId="12" pageNumber="193" unit="mm" value="1.1" valueMax="1.4" valueMin="0.8">0.8–1.4 mm</quantity>
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wide; oblanceolate; slightly lobed or undulating; pale yellow. Androecium with 6 stamens and
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<quantity box="[167,300,1666,1690]" metricMagnitude="-4" metricUnit="m" metricValue="4.0" metricValueMax="5.0" metricValueMin="3.0" pageId="12" pageNumber="193" unit="mm" value="0.4" valueMax="0.5" valueMin="0.3">0.3–0.5 mm</quantity>
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long anthers. Gynoecium with 1 style and 1 stigma. Fruit a silique; 4.0–
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<quantity box="[495,578,1700,1724]" metricMagnitude="-3" metricUnit="m" metricValue="9.9" pageId="12" pageNumber="193" unit="mm" value="9.9">9.9 mm</quantity>
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long,
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||
<quantity box="[650,777,1700,1724]" metricMagnitude="-3" metricUnit="m" metricValue="3.1" metricValueMax="3.5" metricValueMin="2.7" pageId="12" pageNumber="193" unit="mm" value="3.1" valueMax="3.5" valueMin="2.7">2.7–3.5 mm</quantity>
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||
wide; oblanceolate or obovate; flattened; green; hairy, with simple hairs and branched hairs (2 rays:
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||
<collectionCode box="[669,692,1767,1791]" country="USA" lsid="urn:lsid:biocol.org:col:14792" name="Yale University" pageId="12" pageNumber="193" type="Herbarium">Y</collectionCode>
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||
). Styles persisting in fruit
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||
<quantity box="[363,518,1800,1824]" metricMagnitude="-4" metricUnit="m" metricValue="1.25" metricValueMax="2.0" metricValueMin="0.5" pageId="12" pageNumber="193" unit="mm" value="0.125" valueMax="0.2" valueMin="0.05">0.05–0.20 mm</quantity>
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||
long,
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||
<quantity box="[585,714,1800,1824]" metricMagnitude="-4" metricUnit="m" metricValue="4.0" metricValueMax="5.0" metricValueMin="3.0" pageId="12" pageNumber="193" unit="mm" value="0.4" valueMax="0.5" valueMin="0.3">0.3–0.5 mm</quantity>
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||
wide. Stigma
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||
<quantity box="[253,385,1833,1857]" metricMagnitude="-4" metricUnit="m" metricValue="4.0" metricValueMax="5.0" metricValueMin="3.0" pageId="12" pageNumber="193" unit="mm" value="0.4" valueMax="0.5" valueMin="0.3">0.3–0.5 mm</quantity>
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||
wide; as wide as, or slightly larger than, the styles.
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||
</paragraph>
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||
<paragraph blockId="12.[167,780,659,2091]" pageId="12" pageNumber="193">
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<taxonomicName box="[206,414,1900,1924]" class="Magnoliopsida" family="Brassicaceae" genus="Draba" kingdom="Plantae" order="Brassicales" pageId="12" pageNumber="193" phylum="Tracheophyta" rank="species" species="micropetala">
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<emphasis box="[206,414,1900,1924]" italics="true" pageId="12" pageNumber="193">Draba micropetala</emphasis>
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</taxonomicName>
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and
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<taxonomicName box="[470,615,1900,1924]" class="Magnoliopsida" family="Brassicaceae" genus="Draba" kingdom="Plantae" order="Brassicales" pageId="12" pageNumber="193" phylum="Tracheophyta" rank="species" species="pauciflora">
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<emphasis box="[470,615,1900,1924]" italics="true" pageId="12" pageNumber="193">D. pauciflora</emphasis>
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</taxonomicName>
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both have narrow petals (≤
|
||
<quantity box="[313,376,1933,1957]" metricMagnitude="-3" metricUnit="m" metricValue="2.0" pageId="12" pageNumber="193" unit="mm" value="2.0">2 mm</quantity>
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||
wide) compared to all the other yel- low-flowered
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<taxonomicName box="[323,486,1967,1991]" class="Magnoliopsida" family="Brassicaceae" genus="Draba" kingdom="Plantae" order="Brassicales" pageId="12" pageNumber="193" phylum="Tracheophyta" rank="species" species="undetermined">
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<emphasis box="[323,393,1967,1991]" italics="true" pageId="12" pageNumber="193">Draba</emphasis>
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species
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</taxonomicName>
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on Ellesmere Island (
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<taxonomicName class="Magnoliopsida" family="Brassicaceae" genus="Draba" kingdom="Plantae" order="Brassicales" pageId="12" pageNumber="193" phylum="Tracheophyta" rank="species" species="alpina">
|
||
<emphasis italics="true" pageId="12" pageNumber="193">D. alpina</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName box="[254,398,2001,2024]" class="Magnoliopsida" family="Brassicaceae" genus="Draba" kingdom="Plantae" order="Brassicales" pageId="12" pageNumber="193" phylum="Tracheophyta" rank="species" species="arctogena">
|
||
<emphasis box="[254,398,2001,2024]" italics="true" pageId="12" pageNumber="193">D. arctogena</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName box="[415,560,2000,2024]" class="Magnoliopsida" family="Brassicaceae" genus="Draba" kingdom="Plantae" order="Brassicales" pageId="12" pageNumber="193" phylum="Tracheophyta" rank="species" species="oblongata">
|
||
<emphasis box="[415,560,2000,2024]" italics="true" pageId="12" pageNumber="193">D. oblongata</emphasis>
|
||
</taxonomicName>
|
||
, and
|
||
<taxonomicName box="[626,771,2001,2024]" class="Magnoliopsida" family="Brassicaceae" genus="Draba" kingdom="Plantae" order="Brassicales" pageId="12" pageNumber="193" phylum="Tracheophyta" rank="species" species="simmonsii">
|
||
<emphasis box="[626,771,2001,2024]" italics="true" pageId="12" pageNumber="193">D. simmonsii</emphasis>
|
||
</taxonomicName>
|
||
;
|
||
<bibRefCitation author="Aiken SG & Dallwitz MJ & Consaul LL & McJannet CL & Boles RL & Argus GW & Gillett JM & Scott PJ & Elven R & LeBlanc MC & Gillespie LJ & Brysting AK & Solstad H & Harris JG" box="[168,358,2033,2058]" pageId="12" pageNumber="193" refId="ref39312" refString="Aiken SG, Dallwitz MJ, Consaul LL, McJannet CL, Boles RL, Argus GW, Gillett JM, Scott PJ, Elven R, LeBlanc MC, Gillespie LJ, Brysting AK, Solstad H, Harris JG (2007) Flora of the Canadian Arctic Archipelago: descriptions, illustrations, identification, and information retrieval. CD-ROM, National Research Council of Canada Research Press, Ottawa, Canada. http: // nature. ca / aaflora / data. Accessed on: 2020 - 08 - 05." type="url" year="2007">Aiken et al. 2007</bibRefCitation>
|
||
;
|
||
<bibRefCitation author="Al-Shehbaz IA & Windham MD & Elven R" box="[370,631,2033,2057]" pageId="12" pageNumber="193" pagination="269 - 347" refId="ref39540" refString="Al-Shehbaz IA, Windham MD, Elven R (2010 b) Draba Linnaeus. In: Flora of North America Editorial Committee (Ed.) Flora of North America North of Mexico, Volume 7 - Magnoliophyta: Salicaceae to Brassicaceae. Oxford University Press, New York, USA / Oxford, UK, 269 - 347." type="book chapter" year="2010">Al-Shehbaz et al. 2010b</bibRefCitation>
|
||
;
|
||
<collectionCode box="[642,703,2034,2058]" pageId="12" pageNumber="193">GBIF</collectionCode>
|
||
2020). In addition, pedicels are usually shorter (
|
||
<quantity box="[623,714,2067,2091]" metricMagnitude="-3" metricUnit="m" metricValue="2.5" metricValueMax="4.0" metricValueMin="1.0" pageId="12" pageNumber="193" unit="mm" value="2.5" valueMax="4.0" valueMin="1.0">1–4 mm</quantity>
|
||
long)
|
||
</paragraph>
|
||
<paragraph blockId="12.[809,1420,160,1086]" pageId="12" pageNumber="193">
|
||
in
|
||
<taxonomicName box="[841,1007,160,184]" class="Magnoliopsida" family="Brassicaceae" genus="Draba" kingdom="Plantae" order="Brassicales" pageId="12" pageNumber="193" phylum="Tracheophyta" rank="species" species="micropetala">
|
||
<emphasis box="[841,1007,160,184]" italics="true" pageId="12" pageNumber="193">D. micropetala</emphasis>
|
||
</taxonomicName>
|
||
than in
|
||
<taxonomicName box="[1105,1210,160,184]" class="Magnoliopsida" family="Brassicaceae" genus="Draba" kingdom="Plantae" order="Brassicales" pageId="12" pageNumber="193" phylum="Tracheophyta" rank="species" species="alpina">
|
||
<emphasis box="[1105,1210,160,184]" italics="true" pageId="12" pageNumber="193">D. alpina</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName box="[1268,1413,161,184]" class="Magnoliopsida" family="Brassicaceae" genus="Draba" kingdom="Plantae" order="Brassicales" pageId="12" pageNumber="193" phylum="Tracheophyta" rank="species" species="simmonsii">
|
||
<emphasis box="[1268,1413,161,184]" italics="true" pageId="12" pageNumber="193">D. simmonsii</emphasis>
|
||
</taxonomicName>
|
||
, which have 2.5–30.0 mm long pedicels (
|
||
<bibRefCitation author="Al-Shehbaz IA & Windham MD & Elven R" pageId="12" pageNumber="193" pagination="269 - 347" refId="ref39540" refString="Al-Shehbaz IA, Windham MD, Elven R (2010 b) Draba Linnaeus. In: Flora of North America Editorial Committee (Ed.) Flora of North America North of Mexico, Volume 7 - Magnoliophyta: Salicaceae to Brassicaceae. Oxford University Press, New York, USA / Oxford, UK, 269 - 347." type="book chapter" year="2010">Al-Shehbaz et al. 2010b</bibRefCitation>
|
||
).
|
||
<taxonomicName box="[936,1103,227,251]" class="Magnoliopsida" family="Brassicaceae" genus="Draba" kingdom="Plantae" order="Brassicales" pageId="12" pageNumber="193" phylum="Tracheophyta" rank="species" species="micropetala">
|
||
<emphasis box="[936,1103,227,251]" italics="true" pageId="12" pageNumber="193">D. micropetala</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName box="[1164,1313,227,251]" class="Magnoliopsida" family="Brassicaceae" genus="Draba" kingdom="Plantae" order="Brassicales" pageId="12" pageNumber="193" phylum="Tracheophyta" rank="species" species="pauciflora">
|
||
<emphasis box="[1164,1313,227,251]" italics="true" pageId="12" pageNumber="193">D. pauciflora</emphasis>
|
||
</taxonomicName>
|
||
can usually be distinguished on other characters:
|
||
<taxonomicName box="[1257,1419,260,284]" class="Magnoliopsida" family="Brassicaceae" genus="Draba" kingdom="Plantae" order="Brassicales" pageId="12" pageNumber="193" phylum="Tracheophyta" rank="species" species="micropetala">
|
||
<emphasis box="[1257,1419,260,284]" italics="true" pageId="12" pageNumber="193">D. micropetala</emphasis>
|
||
</taxonomicName>
|
||
has leaves with an obtuse to rounded apex, whereas
|
||
<taxonomicName class="Magnoliopsida" family="Brassicaceae" genus="Draba" kingdom="Plantae" order="Brassicales" pageId="12" pageNumber="193" phylum="Tracheophyta" rank="species" species="pauciflora">
|
||
<emphasis italics="true" pageId="12" pageNumber="193">D. pauciflora</emphasis>
|
||
</taxonomicName>
|
||
has leaves with an acute apex; the leaves of
|
||
<taxonomicName box="[810,973,361,385]" class="Magnoliopsida" family="Brassicaceae" genus="Draba" kingdom="Plantae" order="Brassicales" pageId="12" pageNumber="193" phylum="Tracheophyta" rank="species" species="micropetala">
|
||
<emphasis box="[810,973,361,385]" italics="true" pageId="12" pageNumber="193">D. micropetala</emphasis>
|
||
</taxonomicName>
|
||
have a predominance of cruciform hairs on the leaves, whereas those of
|
||
<taxonomicName box="[1184,1333,394,418]" class="Magnoliopsida" family="Brassicaceae" genus="Draba" kingdom="Plantae" order="Brassicales" pageId="12" pageNumber="193" phylum="Tracheophyta" rank="species" species="pauciflora">
|
||
<emphasis box="[1184,1333,394,418]" italics="true" pageId="12" pageNumber="193">D. pauciflora</emphasis>
|
||
</taxonomicName>
|
||
have a simple and forked hairs; and
|
||
<taxonomicName box="[1133,1298,427,451]" class="Magnoliopsida" family="Brassicaceae" genus="Draba" kingdom="Plantae" order="Brassicales" pageId="12" pageNumber="193" phylum="Tracheophyta" rank="species" species="micropetala">
|
||
<emphasis box="[1133,1298,427,451]" italics="true" pageId="12" pageNumber="193">D. micropetala</emphasis>
|
||
</taxonomicName>
|
||
has ovateelliptic, 2.0–
|
||
<quantity box="[947,1031,461,485]" metricMagnitude="-3" metricUnit="m" metricValue="3.2" pageId="12" pageNumber="193" unit="mm" value="3.2">3.2 mm</quantity>
|
||
wide fruits, whereas
|
||
<taxonomicName box="[1273,1419,461,485]" class="Magnoliopsida" family="Brassicaceae" genus="Draba" kingdom="Plantae" order="Brassicales" pageId="12" pageNumber="193" phylum="Tracheophyta" rank="species" species="pauciflora">
|
||
<emphasis box="[1273,1419,461,485]" italics="true" pageId="12" pageNumber="193">D. pauciflora</emphasis>
|
||
</taxonomicName>
|
||
has obovate,
|
||
<quantity box="[957,1049,494,518]" metricMagnitude="-3" metricUnit="m" metricValue="4.0" metricValueMax="5.0" metricValueMin="3.0" pageId="12" pageNumber="193" unit="mm" value="4.0" valueMax="5.0" valueMin="3.0">3–5 mm</quantity>
|
||
wide fruits (Elven and Al-Shehbaz 2008;
|
||
<bibRefCitation author="Saarela JM & Sokoloff PC & Gillespie LJ & Bull RD & Bennett BA" box="[933,1154,527,552]" pageId="12" pageNumber="193" pagination="1 - 330" refId="ref44308" refString="Saarela JM, Sokoloff PC, Gillespie LJ, Bull RD, Bennett BA, Pono- marenko S (2020) Vascular plants of Victoria Island (Northwest Territories and Nunavut, Canada): a specimen-based study of an Arctic flora. PhytoKeys 141: 1 - 330. https: // doi. org / 10.3897 / phytokeys. 141.48810" type="journal article" year="2020">Saarela et al. 2020</bibRefCitation>
|
||
). The difference in the fruits did not fit exactly with our specimens from Alert. Instead, we found mainly obovate or oblanceolate,
|
||
<quantity metricMagnitude="-3" metricUnit="m" metricValue="3.1" metricValueMax="3.5" metricValueMin="2.7" pageId="12" pageNumber="193" unit="mm" value="3.1" valueMax="3.5" valueMin="2.7">2.7– 3.5 mm</quantity>
|
||
wide fruits in
|
||
<taxonomicName box="[1057,1219,628,652]" class="Magnoliopsida" family="Brassicaceae" genus="Draba" kingdom="Plantae" order="Brassicales" pageId="12" pageNumber="193" phylum="Tracheophyta" rank="species" species="micropetala">
|
||
<emphasis box="[1057,1219,628,652]" italics="true" pageId="12" pageNumber="193">D. micropetala</emphasis>
|
||
</taxonomicName>
|
||
, and lanceolate or elliptic, 1.8–4.0 mm wide fruits in
|
||
<taxonomicName box="[1201,1345,661,685]" class="Magnoliopsida" family="Brassicaceae" genus="Draba" kingdom="Plantae" order="Brassicales" pageId="12" pageNumber="193" phylum="Tracheophyta" rank="species" species="pauciflora">
|
||
<emphasis box="[1201,1345,661,685]" italics="true" pageId="12" pageNumber="193">D. pauciflora</emphasis>
|
||
</taxonomicName>
|
||
. However, based on the specimens from Alert, we found that using the dimensions of the styles and stigmas persisting on the fruits were good additional criteria to differ- entiate the two species;
|
||
<taxonomicName box="[1063,1225,794,818]" class="Magnoliopsida" family="Brassicaceae" genus="Draba" kingdom="Plantae" order="Brassicales" pageId="12" pageNumber="193" phylum="Tracheophyta" rank="species" species="micropetala">
|
||
<emphasis box="[1063,1225,794,818]" italics="true" pageId="12" pageNumber="193">D. micropetala</emphasis>
|
||
</taxonomicName>
|
||
had shorter styles (
|
||
<quantity box="[816,975,828,852]" metricMagnitude="-4" metricUnit="m" metricValue="1.25" metricValueMax="2.0" metricValueMin="0.5" pageId="12" pageNumber="193" unit="mm" value="0.125" valueMax="0.2" valueMin="0.05">0.05–0.20 mm</quantity>
|
||
long) with stigmas as wide as the styles (or very slightly wider), whereas
|
||
<taxonomicName box="[1176,1322,861,885]" class="Magnoliopsida" family="Brassicaceae" genus="Draba" kingdom="Plantae" order="Brassicales" pageId="12" pageNumber="193" phylum="Tracheophyta" rank="species" species="pauciflora">
|
||
<emphasis box="[1176,1322,861,885]" italics="true" pageId="12" pageNumber="193">D. pauciflora</emphasis>
|
||
</taxonomicName>
|
||
had longer styles (
|
||
<quantity box="[928,1059,895,919]" metricMagnitude="-4" metricUnit="m" metricValue="3" metricValueMax="4.0" metricValueMin="2.0" pageId="12" pageNumber="193" unit="mm" value="0.3" valueMax="0.4" valueMin="0.2">0.2–0.4 mm</quantity>
|
||
long) with stigmas always wider than the styles. As for the other yellow-flowered
|
||
<taxonomicName authorityName="Linnaeus" authorityYear="1753" box="[1349,1419,928,952]" class="Magnoliopsida" family="Brassicaceae" genus="Draba" kingdom="Plantae" order="Brassicales" pageId="12" pageNumber="193" phylum="Tracheophyta" rank="genus">
|
||
<emphasis box="[1349,1419,928,952]" italics="true" pageId="12" pageNumber="193">Draba</emphasis>
|
||
</taxonomicName>
|
||
found at Alert,
|
||
<taxonomicName box="[983,1135,961,985]" class="Magnoliopsida" family="Brassicaceae" genus="Draba" kingdom="Plantae" order="Brassicales" pageId="12" pageNumber="193" phylum="Tracheophyta" rank="species" species="corymbosa">
|
||
<emphasis box="[983,1135,961,985]" italics="true" pageId="12" pageNumber="193">D. corymbosa</emphasis>
|
||
</taxonomicName>
|
||
, it had even longer styles (
|
||
<quantity box="[819,950,995,1019]" metricMagnitude="-4" metricUnit="m" metricValue="5.5" metricValueMax="7.0" metricValueMin="4.0" pageId="12" pageNumber="193" unit="mm" value="0.55" valueMax="0.7" valueMin="0.4">0.4–0.7 mm</quantity>
|
||
long) and the stigmas were even more distinctly wider than the styles (the two structures appearing like a
|
||
<collectionCode box="[917,936,1062,1086]" name="Tavera, Department of Geology and Geophysics" pageId="12" pageNumber="193">T</collectionCode>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |