277 lines
31 KiB
XML
277 lines
31 KiB
XML
<document id="65440BDC0CB790AA57E920E810556D5A" ID-CLB-Dataset="57639" ID-DOI="doi.org/10.1016/j.sajb.2023.02.035" ID-GBIF-Dataset="ec74f8c7-0d1d-4ad7-b9d7-3acab1c23ec2" ID-Zenodo-Dep="8120978" IM.bibliography_approvedBy="julia" IM.illustrations_approvedBy="julia" IM.materialsCitations_approvedBy="julia" IM.metadata_approvedBy="julia" IM.taxonomicNames_approvedBy="julia" IM.treatmentCitations_approvedBy="julia" IM.treatments_approvedBy="julia" checkinTime="1688563104487" checkinUser="ronellklopper" docAuthor="Klak, Cornelia, Hanáček, Pavel & Bruyns, Peter V." docDate="2023" docId="5C0BC229056C471AFCACF9F62FE1F8E1" docLanguage="en" docName="SAJBot.156.144-161.pdf.imf" docOrigin="South African Journal of Botany 156" docSource="http://dx.doi.org/10.1016/j.sajb.2023.02.035" docTitle="Ruschia variabilis Klak 2023" docType="treatment" docVersion="3" lastPageNumber="147" masterDocId="A032BA51056E4719FF97FFB92C31FFFE" masterDocTitle="Six new species of Ruschieae (Aizoaceae) and further notes in Ruschia" masterLastPageNumber="161" masterPageNumber="144" pageNumber="146" updateTime="1688654062593" updateUser="ExternalLinkService" zenodo-license-document="CLOSED">
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<mods:titleInfo id="451F0E944F20120A6E70BDB1F0FD3E3A">
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<mods:title id="F7747F7558F80D77BCE87A7C90859B02">Six new species of Ruschieae (Aizoaceae) and further notes in Ruschia</mods:title>
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</mods:titleInfo>
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<mods:name id="4F4FA9C1AEA6A7DDE0B38A538B6D8A54" type="personal">
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<mods:namePart id="C4BFFBB8AD7F99082092ED349EA03F2D">Klak, Cornelia</mods:namePart>
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</mods:name>
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<mods:name id="479BC90605FFBA440B502D7661555333" type="personal">
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<mods:roleTerm id="01807DBE29C6FC9CFBAC1CDB4DFD225D">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="D9725F0F605A449E0B97D4C58FC7392A">Hanáček, Pavel</mods:namePart>
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</mods:name>
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<mods:name id="23A5393868C0D162C7FD68BFEB69C324" type="personal">
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<mods:roleTerm id="75A8FCE828A68CCF009BC019D0F00CE2">Author</mods:roleTerm>
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<mods:namePart id="F82D67B32238C43025E31BC77927D474">Bruyns, Peter V.</mods:namePart>
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</mods:name>
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<mods:typeOfResource id="A83C710F1C92A3527739B4916ED9BBD0">text</mods:typeOfResource>
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<mods:titleInfo id="0099E51508CB24519DA3409B5EBAA52D">
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<mods:title id="154C2462B14096A4DCBBB87F570B7D79">South African Journal of Botany</mods:title>
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</mods:titleInfo>
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<mods:part id="0400505E56CF930151D4525DD35487C6">
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<mods:date id="827E80C762682406ED1C084BCAA13DDA">2023</mods:date>
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<mods:detail id="50577CAEEE7FEE66145C1451ECDB59F0" type="pubDate">
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<mods:number id="4917331576DEB0D0FE97E4B67D44DABA">2023-05-31</mods:number>
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</mods:detail>
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<mods:detail id="0ED6C3040991F978E616ECB3F6B535D5" type="volume">
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<mods:number id="75AFEAFE56F61772070F76966E2DA114">156</mods:number>
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</mods:detail>
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<mods:start id="670740ADD28AD17B4BFBA68584921EE9">144</mods:start>
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<mods:end id="CE67C4E1FDBC381B29CCA84F1DA64D72">161</mods:end>
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<mods:location id="52CE4F5111C2CE742154EA8E1EE88FEB">
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<mods:url id="93B899C3E4F0E49A9535B03EBD9EBD30">http://dx.doi.org/10.1016/j.sajb.2023.02.035</mods:url>
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</mods:location>
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<mods:classification id="B9F549AB9195FE637D532A2B35131413">journal article</mods:classification>
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<mods:identifier id="BF9646C4BA0113E9A16B263201535C1A" type="CLB-Dataset">57639</mods:identifier>
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<mods:identifier id="D99191A28102C0F33E0AD182B294F114" type="DOI">doi.org/10.1016/j.sajb.2023.02.035</mods:identifier>
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<mods:identifier id="4AC1405DE61881CBDD442537733EFE3D" type="GBIF-Dataset">ec74f8c7-0d1d-4ad7-b9d7-3acab1c23ec2</mods:identifier>
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<mods:identifier id="655C1BDC13F2AA3B3DCA6CE0EDA65FBB" type="Zenodo-Dep">8120978</mods:identifier>
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</mods:mods>
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<treatment id="5C0BC229056C471AFCACF9F62FE1F8E1" ID-DOI="http://doi.org/10.5281/zenodo.8120988" ID-Zenodo-Dep="8120988" LSID="urn:lsid:plazi:treatment:5C0BC229056C471AFCACF9F62FE1F8E1" httpUri="http://treatment.plazi.org/id/5C0BC229056C471AFCACF9F62FE1F8E1" lastPageId="3" lastPageNumber="147" pageId="2" pageNumber="146">
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<subSubSection id="9CB820B4056C471BFCACF9F628B2F99F" box="[827,1155,1613,1634]" pageId="2" pageNumber="146" type="nomenclature">
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<paragraph id="D41D733F056C471BFCACF9F628B2F99F" blockId="2.[827,1227,1613,1634]" box="[827,1155,1613,1634]" pageId="2" pageNumber="146">
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1
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<taxonomicName id="13A208BC056C471BFCC6F9F42802F99F" authority="Klak" authorityName="Klak" authorityYear="2023" box="[849,1075,1613,1633]" class="Magnoliopsida" family="Aizoaceae" genus="Ruschia" kingdom="Plantae" order="Caryophyllales" pageId="2" pageNumber="146" phylum="Tracheophyta" rank="species" species="variabilis" status="sp. nov.">Ruschia variabilis Klak</taxonomicName>
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sp. nov.
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</paragraph>
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</subSubSection>
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<subSubSection id="9CB820B4056C471BFB1FF9F628FAF99C" box="[1160,1227,1614,1634]" pageId="2" pageNumber="146" type="description">
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<paragraph id="D41D733F056C471BFB1FF9F628FAF99C" blockId="2.[827,1227,1613,1634]" box="[1160,1227,1614,1634]" pageId="2" pageNumber="146">
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(
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<figureCitation id="4C996FBA056C471BFB07F9F728F3F99C" box="[1168,1218,1614,1634]" captionStart="Fig" captionStartId="3.[330,355,923,937]" captionTargetBox="[236,1354,149,891]" captionTargetId="figure-711@3.[234,1355,148,892]" captionTargetPageId="3" captionText="Fig. 3. Ruschia variabilis. A. Habit.B. Leaves and flowers. C. Side view of closed (l) and top view of open fruit (r). D. Seeds." figureDoi="http://doi.org/10.5281/zenodo.8120990" httpUri="https://zenodo.org/record/8120990/files/figure.png" pageId="2" pageNumber="146">Fig. 3</figureCitation>
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)
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</paragraph>
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</subSubSection>
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<subSubSection id="9CB820B4056C471BFCC6F9242825F919" pageId="2" pageNumber="146" type="materials_examined">
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<paragraph id="D41D733F056C471BFCC6F9242825F919" blockId="2.[818,1487,1692,1990]" pageId="2" pageNumber="146">
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<materialsCitation id="64CA7962056C471BFCC6F9242821F919" collectingDate="2021-07-19" collectionCode="BOL" collectorName="Klak" country="South Africa" elevation="150" location="Port Nolloth and Grootmis" municipality="Port Nolloth and Grootmis" pageId="2" pageNumber="146" specimenCode="BOL0232477" specimenCount="1" stateProvince="Northern Cape" typeStatus="holotype">
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Type:
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<collectingCountry id="ACB533AF056C471BFC04F9252820F951" box="[915,1041,1692,1711]" name="South Africa" pageId="2" pageNumber="146" value="South Africa">South Africa</collectingCountry>
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,
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<collectingRegion id="1666BDDD056C471BFBB7F9252884F951" box="[1056,1205,1692,1711]" country="South Africa" name="Northern Cape" pageId="2" pageNumber="146">Northern Cape</collectingRegion>
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, between
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<collectingMunicipality id="3479E945056C471BFAB4F9242FBDF935" pageId="2" pageNumber="146">Port Nolloth and Grootmis</collectingMunicipality>
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(2917 AC),
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<date id="A01C55FF056C471BFB97F9012847F935" box="[1024,1142,1720,1739]" pageId="2" pageNumber="146" value="2021-07-19">
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<collectingDate id="B058AC17056C471BFB97F9012847F935" box="[1024,1142,1720,1739]" pageId="2" pageNumber="146" value="2021-07-19">19 Jul. 2021</collectingDate>
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</date>
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,
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<elevation id="5F8F940C056C471BFB16F901288EF935" box="[1153,1215,1720,1739]" pageId="2" pageNumber="146" unit="m" value="150">
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<quantity id="135ADEDA056C471BFB16F901288EF935" box="[1153,1215,1720,1739]" pageId="2" pageNumber="146" unit="m" value="150">150 m</quantity>
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</elevation>
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a.s.l.,
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<collectorName id="795716E9056C471BFB6CF90E2915F935" box="[1275,1316,1719,1739]" pageId="2" pageNumber="146">Klak</collectorName>
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2919 (
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<collectionCode id="B2B3EBFA056C471BFAF1F90129A1F935" box="[1382,1424,1720,1739]" collectionName="BOL" pageId="2" pageNumber="146">BOL</collectionCode>
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,
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<typeStatus id="0B19CD9D056C471BFA0DF90129F9F935" box="[1434,1480,1720,1739]" pageId="2" pageNumber="146">holo</typeStatus>
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., barcode:
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<specimenCode id="8404DB44056C471BFC1CF96D283BF919" box="[907,1034,1748,1767]" pageId="2" pageNumber="146">BOL0232477</specimenCode>
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)
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</materialsCitation>
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.
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</paragraph>
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</subSubSection>
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<subSubSection id="9CB820B4056C471BFCC6F95628AAF870" pageId="2" pageNumber="146" type="diagnosis">
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<paragraph id="D41D733F056C471BFCC6F95628AAF870" blockId="2.[818,1487,1692,1990]" pageId="2" pageNumber="146">
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Diagnosis: Differs from species of
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<taxonomicName id="13A208BC056C471BFB03F9492915F8FD" authorityName="Dehn" baseAuthorityName="Haw." box="[1172,1316,1775,1795]" class="Magnoliopsida" family="Aizoaceae" genus="Ruschia" higherTaxonomySource="CoL" kingdom="Plantae" order="Caryophyllales" pageId="2" pageNumber="146" phylum="Tracheophyta" rank="subGenus" subGenus="Tumidula">subg. Tumidula</taxonomicName>
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by its 5- to 8-locular fruits; from
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<taxonomicName id="13A208BC056C471BFC4AF8B5284AF8E1" authorityName="Dehn" box="[989,1147,1803,1823]" class="Magnoliopsida" family="Aizoaceae" genus="Ruschia" higherTaxonomySource="CoL" kingdom="Plantae" order="Caryophyllales" pageId="2" pageNumber="146" phylum="Tracheophyta" rank="subGenus" subGenus="Cymbifolia">subg. Cymbifolia</taxonomicName>
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by the fusion of its leaves into a sheath; from
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<taxonomicName id="13A208BC056C471BFC2BF89F2825F8C4" box="[956,1044,1830,1850]" class="Magnoliopsida" family="Aizoaceae" genus="Stayneria" kingdom="Plantae" order="Caryophyllales" pageId="2" pageNumber="146" phylum="Tracheophyta" rank="genus">Stayneria</taxonomicName>
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by its smaller flowers (to
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<quantity id="135ADEDA056C471BFABFF89E2943F8C5" box="[1320,1394,1831,1851]" metricMagnitude="-2" metricUnit="m" metricValue="2.5" pageId="2" pageNumber="146" unit="mm" value="25.0">25 mm</quantity>
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diam. as opposed to ±
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<quantity id="135ADEDA056C471BFC2EF8FD2FCFF8A9" box="[953,1022,1860,1879]" metricMagnitude="-2" metricUnit="m" metricValue="4.0" pageId="2" pageNumber="146" unit="mm" value="40.0">40 mm</quantity>
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in
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<taxonomicName id="13A208BC056C471BFB8CF8FB2842F8A8" box="[1051,1139,1858,1878]" class="Magnoliopsida" family="Aizoaceae" genus="Stayneria" kingdom="Plantae" order="Caryophyllales" pageId="2" pageNumber="146" phylum="Tracheophyta" rank="genus">Stayneria</taxonomicName>
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); from
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<taxonomicName id="13A208BC056C471BFB2AF8FB2934F8A8" baseAuthorityName="Hartmann" baseAuthorityYear="2017" box="[1213,1285,1858,1878]" class="Magnoliopsida" family="Aizoaceae" genus="Astridia" kingdom="Plantae" order="Caryophyllales" pageId="2" pageNumber="146" phylum="Tracheophyta" rank="genus">Astridia</taxonomicName>
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by its 5- to 8-locular fruits and flowers in cymes of 1-3 (as opposed to strictly 6-locular fruits and solitary flowers in
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<taxonomicName id="13A208BC056C471BFBD1F8C328BFF870" baseAuthorityName="Hartmann" baseAuthorityYear="2017" box="[1094,1166,1914,1934]" class="Magnoliopsida" family="Aizoaceae" genus="Astridia" kingdom="Plantae" order="Caryophyllales" pageId="2" pageNumber="146" phylum="Tracheophyta" rank="genus">Astridia</taxonomicName>
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).
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</paragraph>
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</subSubSection>
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<subSubSection id="9CB820B4056C471AFCC6F82E2E55F9DA" lastPageId="3" lastPageNumber="147" pageId="2" pageNumber="146" type="description">
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<paragraph id="D41D733F056C471BFCC6F82E29FEF838" blockId="2.[818,1487,1692,1990]" pageId="2" pageNumber="146">
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Sturdy, chunky erect succulent shrub to
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<quantity id="135ADEDA056C471BFB4BF82E2961F855" box="[1244,1360,1943,1963]" metricMagnitude="-1" metricUnit="m" metricValue="2.0" pageId="2" pageNumber="146" unit="cm" value="20.0">30 X 20 cm</quantity>
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, with woody stem and branches. Leaves opposite, glaucous, spreading, trigonous,
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</paragraph>
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<caption id="80DD23B7056D471AFEDDFC2228DAFC57" ID-DOI="http://doi.org/10.5281/zenodo.8120990" ID-Zenodo-Dep="8120990" box="[330,1259,922,937]" httpUri="https://zenodo.org/record/8120990/files/figure.png" pageId="3" pageNumber="147" startId="3.[330,355,923,937]" targetBox="[236,1354,149,891]" targetPageId="3">
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<paragraph id="D41D733F056D471AFEDDFC2228DAFC57" blockId="3.[330,1259,922,937]" box="[330,1259,922,937]" pageId="3" pageNumber="147">
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Fig. 3.
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<taxonomicName id="13A208BC056D471AFE16FC232E32FC57" authorityName="Klak" authorityYear="2023" box="[385,515,922,937]" class="Magnoliopsida" family="Aizoaceae" genus="Ruschia" kingdom="Plantae" order="Caryophyllales" pageId="3" pageNumber="147" phylum="Tracheophyta" rank="species" species="variabilis">Ruschia variabilis</taxonomicName>
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. A. Habit. B. Leaves and flowers. C. Side view of closed (l) and top view of open fruit (r). D. Seeds.
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</paragraph>
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</caption>
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<paragraph id="D41D733F056D471AFFF3FC5A2E55F9DA" blockId="3.[100,770,995,1572]" pageId="3" pageNumber="147">
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fused into a sheath
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<quantity id="135ADEDA056D471AFEB5FC5A2DA1FC08" box="[290,400,995,1014]" metricMagnitude="-2" metricUnit="m" metricValue="1.75" metricValueMax="2.0" metricValueMin="1.5" pageId="3" pageNumber="147" unit="mm" value="17.5" valueMax="20.0" valueMin="15.0">15-20 mm</quantity>
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long, with a line where the leaves are fused, tips pointed, free parts
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<quantity id="135ADEDA056D471AFE1DFC462DC9FBEC" box="[394,504,1022,1042]" metricMagnitude="-2" metricUnit="m" metricValue="4.6" metricValueMax="5.5" metricValueMin="3.7" pageId="3" pageNumber="147" unit="mm" value="46.0" valueMax="55.0" valueMin="37.0">37-55 mm</quantity>
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long,
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<quantity id="135ADEDA056D471AFDA2FC462EA9FBEC" box="[565,664,1023,1042]" metricMagnitude="-3" metricUnit="m" metricValue="9.0" metricValueMax="10.0" metricValueMin="8.0" pageId="3" pageNumber="147" unit="mm" value="9.0" valueMax="10.0" valueMin="8.0">8-10 mm</quantity>
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broad and thick, epidermis smooth. Flowers in cymes of 1-3,
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<quantity id="135ADEDA056D471AFDC5FBA22EF0FBD0" box="[594,705,1050,1070]" metricMagnitude="-2" metricUnit="m" metricValue="2.25" metricValueMax="2.5" metricValueMin="2.0" pageId="3" pageNumber="147" unit="mm" value="22.5" valueMax="25.0" valueMin="20.0">20-25 mm</quantity>
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diam., pale pink to almost white, pedicels to
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<quantity id="135ADEDA056D471AFE4DFB8F2E25FBB4" box="[474,532,1078,1098]" metricMagnitude="-3" metricUnit="m" metricValue="2.0" pageId="3" pageNumber="147" unit="mm" value="2.0">2 mm</quantity>
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long, calyx lobes 6-7, 2 more succulent than the others, ±
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<quantity id="135ADEDA056D471AFE5FFBEB2E0EFB98" box="[456,575,1106,1126]" metricMagnitude="-3" metricUnit="m" metricValue="5.0" pageId="3" pageNumber="147" unit="mm" value="5.0">10 X 5 mm</quantity>
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, with membranous flap along the edge, bracts leaflike, thick and succulent, to
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<quantity id="135ADEDA056D471AFD20FBD72C9FFB60" metricMagnitude="-3" metricUnit="m" metricValue="7.0" pageId="3" pageNumber="147" unit="mm" value="7.0">19 X ± 7 mm</quantity>
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wide and thick; petaloid staminodes in 2 rows,
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<quantity id="135ADEDA056D471AFFF3FB1F2D07FB47" box="[100,310,1190,1209]" metricMagnitude="-4" metricUnit="m" metricValue="8.0" metricValueMax="9.0" metricValueMin="7.0" pageId="3" pageNumber="147" unit="mm" value="0.8" valueMax="0.9" valueMin="0.7">8-10 X 0.7-0.9 mm</quantity>
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, lanceolate to obtuse, filamentous staminodes fused with stamens at bases,
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<quantity id="135ADEDA056D471AFE1EFB7B2E70FB2B" box="[393,577,1218,1237]" metricMagnitude="-4" metricUnit="m" metricValue="2.0" pageId="3" pageNumber="147" unit="mm" value="0.2">4.5-6.0 X 0.2 mm</quantity>
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, in 2-3 rows, with hair-like papillae in lower half, collected into cone around stamens; stamens numerous, filaments white, 2.5-5.0 mm long, inner ones shortest, white, with hair-like papillae around the middle, in 3-4 rows, pollen yellow; stigmas 5-8, greenish yellow, pointed,
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<quantity id="135ADEDA056D471AFFF3FAF42D3AFA9F" box="[100,267,1357,1377]" metricMagnitude="-4" metricUnit="m" metricValue="5.0" pageId="3" pageNumber="147" unit="mm" value="0.5">2-3.5 X 0.5 mm</quantity>
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, feathery, broadest at middle, top of ovary slightly raised in the center, but without any lobes; nectary in a green, crenulated ring. Capsule (5-) 6- (to 8-) locular on the same plant, c.
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<quantity id="135ADEDA056D471AFD5FFA3C2F33FA66" box="[712,770,1413,1432]" metricMagnitude="-3" metricUnit="m" metricValue="9.0" pageId="3" pageNumber="147" unit="mm" value="9.0">9 mm</quantity>
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diam., top raised to
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<quantity id="135ADEDA056D471AFEBFFA182D52FA4A" box="[296,355,1441,1460]" metricMagnitude="-3" metricUnit="m" metricValue="3.0" pageId="3" pageNumber="147" unit="mm" value="3.0">3 mm</quantity>
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, with low rims, lower part
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<quantity id="135ADEDA056D471AFDE6FA182EF6FA4A" box="[625,711,1441,1460]" metricMagnitude="-3" metricUnit="m" metricValue="4.5" metricValueMax="5.0" metricValueMin="4.0" pageId="3" pageNumber="147" unit="mm" value="4.5" valueMax="5.0" valueMin="4.0">4-5 mm</quantity>
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deep, short funnel shaped, keels touching at base and then diverging, covering membranes firm and with additional conspicuous closing ledge below, closing bodies rod-shaped, valve wings absent. Seeds dark brown,
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<quantity id="135ADEDA056D471AFF39F9A82D52F9DA" box="[174,355,1553,1572]" metricMagnitude="-3" metricUnit="m" metricValue="1.0" pageId="3" pageNumber="147" unit="mm" value="1.0">1.2-1.3 X ± 1 mm</quantity>
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, D- shaped, almost smooth.
|
|
</paragraph>
|
|
</subSubSection>
|
|
<subSubSection id="9CB820B4056D471AFFF3F9FE2C96F8E1" pageId="3" pageNumber="147" type="distribution">
|
|
<paragraph id="D41D733F056D471AFFF3F9FE2DB5F9A5" blockId="3.[100,770,1607,1823]" box="[100,388,1607,1627]" pageId="3" pageNumber="147">3.1.5. Distribution and ecology</paragraph>
|
|
<paragraph id="D41D733F056D471AFF13F9DA2C96F8E1" blockId="3.[100,770,1607,1823]" pageId="3" pageNumber="147">
|
|
<taxonomicName id="13A208BC056D471AFF13F9DA2D18F989" authorityName="Klak" authorityYear="2023" box="[132,297,1635,1655]" class="Magnoliopsida" family="Aizoaceae" genus="Ruschia" kingdom="Plantae" order="Caryophyllales" pageId="3" pageNumber="147" phylum="Tracheophyta" rank="species" species="variabilis">Ruschia variabilis</taxonomicName>
|
|
is known only from the Kleinzee area, between Grootmis and
|
|
<quantity id="135ADEDA056D471AFF61F9392D06F96D" box="[246,311,1664,1683]" metricMagnitude="4" metricUnit="m" metricValue="2.0" pageId="3" pageNumber="147" unit="km" value="20.0">20 km</quantity>
|
|
north of Kleinzee, in the arid winter-rainfall region of northern Namaqualand (
|
|
<figureCitation id="4C996FBA056D471AFE54F9252DCBF951" box="[451,506,1692,1711]" captionStart="Fig" captionStartId="4.[323,348,1301,1315]" captionTargetBox="[254,1338,154,1269]" captionTargetId="figure-469@4.[250,1338,148,1270]" captionTargetPageId="4" captionText="Fig. 4. Distribution of new species of Ruschia: R.variabilis (circle), R.pseudocrassa (triangle), R.rupestris (inverted triangle)." figureDoi="http://doi.org/10.5281/zenodo.8120994" httpUri="https://zenodo.org/record/8120994/files/figure.png" pageId="3" pageNumber="147">Fig. 4</figureCitation>
|
|
). Here it occurs in stony, gravelly soil or on quartzitic gneiss or schist slopes, at low altitudes from
|
|
<quantity id="135ADEDA056D471AFF0EF96D2D35F919" box="[153,260,1748,1767]" metricMagnitude="1" metricUnit="m" metricValue="9.0" metricValueMax="17.0" metricValueMin="1.0" pageId="3" pageNumber="147" unit="m" value="90.0" valueMax="170.0" valueMin="10.0">10 -170 m</quantity>
|
|
a.s.l., within a few kilometres of the sea. Plants were found in flower from July to August, with their main flowering-time in July.
|
|
</paragraph>
|
|
</subSubSection>
|
|
<subSubSection id="9CB820B4056D471AFFF3F8FB290FFB0F" pageId="3" pageNumber="147" type="discussion">
|
|
<paragraph id="D41D733F056D471AFFF3F8FB2E2AF8A8" blockId="3.[100,770,1858,1990]" box="[100,539,1858,1878]" pageId="3" pageNumber="147">3.1.6. Distinguishing features and relationships</paragraph>
|
|
<paragraph id="D41D733F056D471AFF13F8E72F33F838" blockId="3.[100,770,1858,1990]" pageId="3" pageNumber="147">
|
|
<taxonomicName id="13A208BC056D471AFF13F8E72D18F88C" authorityName="Klak" authorityYear="2023" box="[132,297,1886,1906]" class="Magnoliopsida" family="Aizoaceae" genus="Ruschia" kingdom="Plantae" order="Caryophyllales" pageId="3" pageNumber="147" phylum="Tracheophyta" rank="species" species="variabilis">Ruschia variabilis</taxonomicName>
|
|
forms erect, chunky shrubs, with (5-) 6- (to 8-) locular fruits on the same plant. Its chunky appearance is suggestive of species of
|
|
<taxonomicName id="13A208BC056D471AFF7DF82F2D03F854" baseAuthorityName="Hartmann" baseAuthorityYear="2017" box="[234,306,1942,1962]" class="Magnoliopsida" family="Aizoaceae" genus="Astridia" kingdom="Plantae" order="Caryophyllales" pageId="3" pageNumber="147" phylum="Tracheophyta" rank="genus">Astridia</taxonomicName>
|
|
, all of which differ by having solitary flowers and strictly 6-locular fruits. The smooth leaves which are fused into a
|
|
</paragraph>
|
|
<paragraph id="D41D733F056D471AFCA5FC5A290FFB0F" blockId="3.[818,1487,995,1265]" pageId="3" pageNumber="147">
|
|
short sheath and the ternate, moderately sized (to
|
|
<quantity id="135ADEDA056D471AFAA9FC5A29B6FC08" box="[1342,1415,995,1014]" metricMagnitude="-2" metricUnit="m" metricValue="2.5" pageId="3" pageNumber="147" unit="mm" value="25.0">25 mm</quantity>
|
|
diam.) flowers place this species into
|
|
<taxonomicName id="13A208BC056D471AFBCFFC4628D9FBEF" authorityName="Dehn" baseAuthorityName="Haw." box="[1112,1256,1021,1042]" class="Magnoliopsida" family="Aizoaceae" genus="Ruschia" higherTaxonomySource="CoL" kingdom="Plantae" order="Caryophyllales" pageId="3" pageNumber="147" phylum="Tracheophyta" rank="subGenus" subGenus="Tumidula">subg. Tumidula</taxonomicName>
|
|
(where solitary flowers are only known in
|
|
<taxonomicName id="13A208BC056D471AFC79FBA02978FBD3" authority="(Haw.) Schwantes" authorityName="Schwantes" baseAuthorityName="Haw." box="[1006,1353,1049,1070]" class="Magnoliopsida" family="Aizoaceae" genus="Ruschia" kingdom="Plantae" order="Caryophyllales" pageId="3" pageNumber="147" phylum="Tracheophyta" rank="species" species="lineolata">Ruschia lineolata (Haw.) Schwantes</taxonomicName>
|
|
). Since members of this subgenus are characterized by 5-locular fruits, with small closing bodies and no valve wings, the frequently higher number of locules in
|
|
<taxonomicName id="13A208BC056D471AFC04FBD42FCEFB7F" authorityName="Klak" authorityYear="2023" box="[915,1023,1133,1153]" class="Magnoliopsida" family="Aizoaceae" genus="Ruschia" kingdom="Plantae" order="Caryophyllales" pageId="3" pageNumber="147" phylum="Tracheophyta" rank="species" species="variabilis">R. variabilis</taxonomicName>
|
|
distinguishes this species from the others.
|
|
<taxonomicName id="13A208BC056D471AFA09FBD42F53FB63" class="Magnoliopsida" family="Aizoaceae" genus="Stayneria" kingdom="Plantae" order="Caryophyllales" pageId="3" pageNumber="147" phylum="Tracheophyta" rank="genus">Stayneria</taxonomicName>
|
|
, a monotypic genus endemic to the Worcester-Robertson area in the Western Cape, is closely allied to members of
|
|
<taxonomicName id="13A208BC056D471AFAAAFB1F29FEFB47" authorityName="Dehn" baseAuthorityName="Haw." box="[1341,1487,1189,1209]" class="Magnoliopsida" family="Aizoaceae" genus="Ruschia" higherTaxonomySource="CoL" kingdom="Plantae" order="Caryophyllales" pageId="3" pageNumber="147" phylum="Tracheophyta" rank="subGenus" subGenus="Tumidula">subg. Tumidula</taxonomicName>
|
|
(
|
|
<bibRefCitation id="B0330ECE056D471AFCAEFB7B2FE7FB2B" author="Klak" box="[825,982,1218,1237]" etAl="et al." firstAuthor="Klak" journalOrPublisher="Mol. Phylogenet. Evol." pageId="3" pageNumber="147" pagination="1005 - 1020" part="69" refId="ref12510" refString="Klak, C., Bruyns, P. V., Hanacek, P., 2013. A phylogenetic hypothesis for the recently diversified Ruschieae (Aizoaceae) in southern Africa. Mol. Phylogenet. Evol. 69, 1005 - 1020." title="A phylogenetic hypothesis for the recently diversified Ruschieae (Aizoaceae) in southern Africa" type="journal article" year="2013">Klak et al., 2013</bibRefCitation>
|
|
) and differs by having 5- to 8- locular fruits which, once they have opened, do not close completely again.
|
|
</paragraph>
|
|
</subSubSection>
|
|
<subSubSection id="9CB820B4056D471AFCA5FAAC2F4CFA9E" pageId="3" pageNumber="147" type="etymology">
|
|
<paragraph id="D41D733F056D471AFCA5FAAC2FE0FAD7" blockId="3.[818,1487,1301,1376]" box="[818,977,1301,1321]" pageId="3" pageNumber="147">3.1.7. Etymology</paragraph>
|
|
<paragraph id="D41D733F056D471AFCC6FA882F4CFA9E" blockId="3.[818,1487,1301,1376]" pageId="3" pageNumber="147">The epithet refers to the variable number of locules typical for this species.</paragraph>
|
|
</subSubSection>
|
|
<subSubSection id="9CB820B4056D471AFCA5FA3D2804F9A5" pageId="3" pageNumber="147" type="conservation">
|
|
<paragraph id="D41D733F056D471AFCA5FA3D2814FA66" blockId="3.[818,1488,1412,1628]" box="[818,1061,1412,1432]" pageId="3" pageNumber="147">3.1.8. Conservation status</paragraph>
|
|
<paragraph id="D41D733F056D471AFCC6FA182804F9A5" blockId="3.[818,1488,1412,1628]" pageId="3" pageNumber="147">
|
|
Plants were found in a restricted area (
|
|
<figureCitation id="4C996FBA056D471AFA97FA18290BFA4A" box="[1280,1338,1441,1460]" captionStart="Fig" captionStartId="4.[323,348,1301,1315]" captionTargetBox="[254,1338,154,1269]" captionTargetId="figure-469@4.[250,1338,148,1270]" captionTargetPageId="4" captionText="Fig. 4. Distribution of new species of Ruschia: R.variabilis (circle), R.pseudocrassa (triangle), R.rupestris (inverted triangle)." figureDoi="http://doi.org/10.5281/zenodo.8120994" httpUri="https://zenodo.org/record/8120994/files/figure.png" pageId="3" pageNumber="147">Fig. 4</figureCitation>
|
|
) on low hills close to the sea, which are characterized by a cooler climate than areas further inland and away from the sea. In addition, the substrate where it occurs differs from the sandy coastal habitat surrounding these low hills. As we consider the habitat preference of this species to be rather specific, we suggest a status of vulnerable (VU) for this species.
|
|
</paragraph>
|
|
</subSubSection>
|
|
<subSubSection id="9CB820B4056D471AFCA5F9C62FE1F8E1" pageId="3" pageNumber="147" type="materials_examined">
|
|
<paragraph id="D41D733F056D471AFCA5F9C62899F96D" blockId="3.[818,1488,1663,1823]" box="[818,1192,1663,1683]" pageId="3" pageNumber="147">3.1.9. Additional specimens investigated</paragraph>
|
|
<paragraph id="D41D733F056D471AFCC6F9252FE1F8E1" blockId="3.[818,1488,1663,1823]" pageId="3" pageNumber="147">
|
|
<materialsCitation id="64CA7962056D471AFCC6F9252898F935" collectingDate="1998-07-10" collectionCode="BOL" collectorName="Klak" country="South Africa" elevation="10" location="Kleinzee" municipality="Springbok" pageId="3" pageNumber="147" specimenCount="1" stateProvince="NORTHERN CAPE">
|
|
<collectingCountry id="ACB533AF056D471AFCC6F9252FFDF951" box="[849,972,1692,1711]" name="South Africa" pageId="3" pageNumber="147" value="South Africa">South Africa</collectingCountry>
|
|
.
|
|
<collectingRegion id="1666BDDD056D471AFC41F9252845F951" box="[982,1140,1692,1711]" pageId="3" pageNumber="147">NORTERN CAPE</collectingRegion>
|
|
: 2917 (
|
|
<collectingMunicipality id="3479E945056D471AFB2AF925291AF951" box="[1213,1323,1692,1711]" pageId="3" pageNumber="147">Springbok</collectingMunicipality>
|
|
):
|
|
<location id="D17D25E4056D471AFAAAF92529BEF951" LSID="urn:lsid:plazi:treatment:5C0BC229056C471AFCACF9F62FE1F8E1:D17D25E4056D471AFAAAF92529BEF951" box="[1341,1423,1692,1711]" country="South Africa" municipality="Springbok" name="Kleinzee" pageId="3" pageNumber="147" stateProvince="NORTERN CAPE">Kleinzee</location>
|
|
(-CA),
|
|
<elevation id="5F8F940C056D471AFCA5F9012F52F932" box="[818,867,1720,1740]" metricMagnitude="1" metricUnit="m" metricValue="1.0" pageId="3" pageNumber="147" unit="m" value="10.0">
|
|
<quantity id="135ADEDA056D471AFCA5F9012F52F932" box="[818,867,1720,1740]" pageId="3" pageNumber="147" unit="m" value="10">10 m</quantity>
|
|
</elevation>
|
|
a.s.l.,
|
|
<date id="A01C55FF056D471AFC0BF901283EF935" box="[924,1039,1720,1739]" pageId="3" pageNumber="147" value="1998-07-10">
|
|
<collectingDate id="B058AC17056D471AFC0BF901283EF935" box="[924,1039,1720,1739]" pageId="3" pageNumber="147" value="1998-07-10">10 Jul. 1998</collectingDate>
|
|
</date>
|
|
,
|
|
<collectorName id="795716E9056D471AFB8FF90E2870F935" box="[1048,1089,1719,1739]" pageId="3" pageNumber="147">Klak</collectorName>
|
|
483 (
|
|
<collectionCode id="B2B3EBFA056D471AFBE2F9012892F935" box="[1141,1187,1720,1739]" collectionName="BOL" pageId="3" pageNumber="147">BOL</collectionCode>
|
|
)
|
|
</materialsCitation>
|
|
;
|
|
<materialsCitation id="64CA7962056D471AFB25F901295BF919" collectingDate="2017-08-08" collectionCode="BOL" collectorName="Van Munster" country="South Africa" elevation="30" location="Grootmis" municipality="Grootmis" pageId="3" pageNumber="147" specimenCount="1" stateProvince="Northern Cape">
|
|
<collectingMunicipality id="3479E945056D471AFB25F901293DF935" box="[1202,1292,1720,1739]" pageId="3" pageNumber="147">Grootmis</collectingMunicipality>
|
|
(-CA), steep quartzitic slope,
|
|
<elevation id="5F8F940C056D471AFC0FF96D2FFAF919" box="[920,971,1748,1767]" metricMagnitude="1" metricUnit="m" metricValue="3.0" pageId="3" pageNumber="147" unit="m" value="30.0">
|
|
<quantity id="135ADEDA056D471AFC0FF96D2FFAF919" box="[920,971,1748,1767]" pageId="3" pageNumber="147" unit="m" value="30">30 m</quantity>
|
|
</elevation>
|
|
a.s.l.,
|
|
<date id="A01C55FF056D471AFB9DF96D28B2F919" box="[1034,1155,1748,1767]" pageId="3" pageNumber="147" value="2017-08-08">
|
|
<collectingDate id="B058AC17056D471AFB9DF96D28B2F919" box="[1034,1155,1748,1767]" pageId="3" pageNumber="147" value="2017-08-08">8 Aug. 2017</collectingDate>
|
|
</date>
|
|
,
|
|
<collectorName id="795716E9056D471AFB19F96A2938F919" box="[1166,1289,1747,1767]" pageId="3" pageNumber="147">Van Munster</collectorName>
|
|
23 (
|
|
<collectionCode id="B2B3EBFA056D471AFAA1F96D2955F919" box="[1334,1380,1748,1767]" collectionName="BOL" pageId="3" pageNumber="147">BOL</collectionCode>
|
|
)
|
|
</materialsCitation>
|
|
;
|
|
<materialsCitation id="64CA7962056D471AFAE2F96D2FFDF8E1" collectingDate="2021-07-18" collectionCode="BOL" collectorName="Klak" country="South Africa" elevation="16" location="Grootmis" municipality="Grootmis" pageId="3" pageNumber="147" specimenCount="1" stateProvince="Northern Cape">
|
|
<collectingMunicipality id="3479E945056D471AFAE2F96D29FEF919" box="[1397,1487,1748,1767]" pageId="3" pageNumber="147">Grootmis</collectingMunicipality>
|
|
(-CA), in a mix of crumbling gneiss and schist,
|
|
<elevation id="5F8F940C056D471AFB78F9492911F8FD" box="[1263,1312,1776,1795]" metricMagnitude="1" metricUnit="m" metricValue="1.6" pageId="3" pageNumber="147" unit="m" value="16.0">
|
|
<quantity id="135ADEDA056D471AFB78F9492911F8FD" box="[1263,1312,1776,1795]" pageId="3" pageNumber="147" unit="m" value="16">16 m</quantity>
|
|
</elevation>
|
|
a.s.l.,
|
|
<date id="A01C55FF056D471AFACFF94929FAF8FD" box="[1368,1483,1776,1795]" pageId="3" pageNumber="147" value="2021-07-18">
|
|
<collectingDate id="B058AC17056D471AFACFF94929FAF8FD" box="[1368,1483,1776,1795]" pageId="3" pageNumber="147" value="2021-07-18">18 Jul. 2021</collectingDate>
|
|
</date>
|
|
,
|
|
<collectorName id="795716E9056D471AFCA5F8B22F6AF8E1" box="[818,859,1803,1823]" pageId="3" pageNumber="147">Klak</collectorName>
|
|
2911 (
|
|
<collectionCode id="B2B3EBFA056D471AFC0DF8B52FF7F8E1" box="[922,966,1804,1823]" collectionName="BOL" pageId="3" pageNumber="147">BOL</collectionCode>
|
|
)
|
|
</materialsCitation>
|
|
.
|
|
</paragraph>
|
|
</subSubSection>
|
|
</treatment>
|
|
</document> |