176 lines
25 KiB
XML
176 lines
25 KiB
XML
<document id="4A7E6B290DB9CA752A79C85B555D76A9" ID-DOI="10.2478/if-2019-0013" ID-ISSN="2533-4069" ID-Zenodo-Dep="5386203" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1630303095841" checkinUser="diego" docAuthor="Friis, Else Marie, Crane, Peter R. & Pedersen, Kaj Raunsgaard" docDate="2019" docId="0396DC10BF45C248CEE8B10EE2411FB3" docLanguage="en" docName="2_Friis.pdf" docOrigin="Fossil Imprint 75 (2)" docSource="http://dx.doi.org/10.2478/if-2019-0013" docStyle="DocumentStyle:0EC54BF35E227CA4627F894F6BA30634.4:FossilImprint.2016-.journal_article" docStyleId="0EC54BF35E227CA4627F894F6BA30634" docStyleName="FossilImprint.2016-.journal_article" docStyleVersion="4" docTitle="Vedresia elliptica E. M. FRIIS, P. R. CRANE et K. R. PEDERSEN 2019, sp. nov." docType="treatment" docVersion="5" lastPageNumber="228" masterDocId="FFAFA468BF0FC203CD58B635E7781C51" masterDocTitle="The Early Cretaceous Mesofossil Flora Of Torres Vedras (Ne Of Forte Da Forca), Portugal: A Palaeofloristic Analysis Of An Early Angiosperm Community" masterLastPageNumber="257" masterPageNumber="153" pageNumber="227" updateTime="1699221227565" updateUser="plazi" zenodo-license-document="CC-BY-NC-ND-3.0">
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<mods:title id="46B6384C55B5240D471285671CE6049C">The Early Cretaceous Mesofossil Flora Of Torres Vedras (Ne Of Forte Da Forca), Portugal: A Palaeofloristic Analysis Of An Early Angiosperm Community</mods:title>
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<mods:namePart id="2A08CFABA13C0073A85F89710F99B40B">Friis, Else Marie</mods:namePart>
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<mods:namePart id="D0192F209BB06FB86F1555FE0B7A650E">Crane, Peter R.</mods:namePart>
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<mods:namePart id="54E167705FD44AD1E157BD1B7B7CDD5F">Pedersen, Kaj Raunsgaard</mods:namePart>
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<mods:title id="995E4C767D42ECB5363395C15E9B85A7">Fossil Imprint</mods:title>
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<mods:date id="A60020014F90EF97B2999F2907306745">2019</mods:date>
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<mods:url id="CFD53D52402C5E991E3002B6C03EAFE2">http://dx.doi.org/10.2478/if-2019-0013</mods:url>
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<mods:identifier id="28F9528C497BCF5DC637FC5EE694B7FB" type="DOI">10.2478/if-2019-0013</mods:identifier>
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<subSubSection id="C3253E8DBF45C249CEE8B10EE3A31BC4" pageId="74" pageNumber="227" type="nomenclature">
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<paragraph id="8B806D06BF45C249CEE8B10EE26D1B25" blockId="74.[944,1381,1851,1908]" pageId="74" pageNumber="227">
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<heading id="D0C8DA6ABF45C249CEE8B10EE26D1B25" centered="true" fontSize="8" level="2" pageId="74" pageNumber="227" reason="2">
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<emphasis id="B94BB114BF45C249CEE8B10EE26D1B25" bold="true" pageId="74" pageNumber="227">
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<taxonomicName id="4C3F1685BF45C249CEE8B10EE3C11B23" authority="E.M.FRIIS, P.R.CRANE et K.R.PEDERSEN" authorityName="E. M. FRIIS, P. R. CRANE et K. R. PEDERSEN" authorityYear="2019" class="Magnoliopsida" family="Chloranthaceae" genus="Vedresia" kingdom="Plantae" order="Chloranthales" pageId="74" pageNumber="227" phylum="Tracheophyta" rank="species" species="elliptica" status="sp. nov.">
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<emphasis id="B94BB114BF45C249CEE8B10EE3131B02" bold="true" box="[944,1131,1851,1875]" italics="true" pageId="74" pageNumber="227">Vedresia elliptica</emphasis>
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E.M.FRIIS, P.R.CRANE et K.R.PEDERSEN
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<taxonomicNameLabel id="A2780C6FBF45C249C998B169E26D1B25" box="[1216,1301,1884,1908]" pageId="74" pageNumber="227" rank="species">sp. nov.</taxonomicNameLabel>
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</emphasis>
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</paragraph>
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<paragraph id="8B806D06BF45C249C962B149E3A31BC4" blockId="74.[1082,1243,1916,1941]" box="[1082,1243,1916,1941]" pageId="74" pageNumber="227">
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<figureCitation id="13047183BF45C249C962B149E3A31BC4" box="[1082,1243,1916,1941]" captionStart="Text-fig" captionStartId="77.[125,206,1953,1974]" captionTargetBox="[128,1440,151,1932]" captionTargetId="figure-11@77.[559,1013,922,1536]" captionTargetPageId="77" captionText="Text-fig. 49. Scanning electron microscope (SEM) and synchrotron radiation X-ray tomographic microscopy (SRXTM) images of Vedresia elliptica gen. et sp. nov. (a–c) and a multicarpellate fruit of Choffaticarpus compactus gen. et sp. nov. and associated pollen (d–j); Torres Vedras locality, Portugal. a) Holotype; small fruit showing apical stigmatic region with attached pollen; b) Group of pollen grains from the stigmatic surface of the fruit in (a) showing the long colpus and reticulate tectum; c) Pollen grains from the stigmatic surface showing the long colpus and well developed reticulum, with smooth muri and short columellae" figureDoi="http://doi.org/10.5281/zenodo.5386367" httpUri="https://zenodo.org/record/5386367/files/figure.png" pageId="74" pageNumber="227">Text-fig. 49a–c</figureCitation>
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</paragraph>
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<subSubSection id="C3253E8DBF45C248CE29B199E2411FB3" lastPageId="75" lastPageNumber="228" pageId="74" pageNumber="227" type="description">
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<paragraph id="8B806D06BF45C249CE29B199E3B11BB5" blockId="74.[843,1482,1964,2020]" pageId="74" pageNumber="227">
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H o l o t y p e. Designated here. S136735 (Torres Vedras sample 43; figured
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<figureCitation id="13047183BF45C249C940B1F9E3C51BB5" box="[1048,1213,1996,2020]" captionStart="Text-fig" captionStartId="77.[125,206,1953,1974]" captionTargetBox="[128,1440,151,1932]" captionTargetId="figure-11@77.[559,1013,922,1536]" captionTargetPageId="77" captionText="Text-fig. 49. Scanning electron microscope (SEM) and synchrotron radiation X-ray tomographic microscopy (SRXTM) images of Vedresia elliptica gen. et sp. nov. (a–c) and a multicarpellate fruit of Choffaticarpus compactus gen. et sp. nov. and associated pollen (d–j); Torres Vedras locality, Portugal. a) Holotype; small fruit showing apical stigmatic region with attached pollen; b) Group of pollen grains from the stigmatic surface of the fruit in (a) showing the long colpus and reticulate tectum; c) Pollen grains from the stigmatic surface showing the long colpus and well developed reticulum, with smooth muri and short columellae" figureDoi="http://doi.org/10.5281/zenodo.5386367" httpUri="https://zenodo.org/record/5386367/files/figure.png" pageId="74" pageNumber="227">Text-fig. 49a–c</figureCitation>
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).
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</paragraph>
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<paragraph id="8B806D06BF45C249CE29B1C9E2BF1442" blockId="74.[843,1479,2043,2100]" box="[881,1479,2043,2068]" pageId="74" pageNumber="227">P l a n t F o s s i l N a m e s R e g i s t r y N u m b e r.</paragraph>
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<paragraph id="8B806D06BF45C249CE13BE29E3E91465" blockId="74.[843,1479,2043,2100]" box="[843,1169,2076,2100]" pageId="74" pageNumber="227">PFN000488 (for new species).</paragraph>
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<paragraph id="8B806D06BF44C248CDC8B6ADE63F1CA3" blockId="75.[106,745,151,242]" pageId="75" pageNumber="228">
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<materialsCitation id="3B57675BBF44C248CDC8B6ADE63B1CA3" collectionCode="R" country="Sweden" county="Swedish Museum of Natural History" location="Palaeobotanical Collections" municipality="Department of Palaeobiology" pageId="75" pageNumber="228" specimenCount="1" stateProvince="Stockholm">
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<collectionCode id="ED2EF5C3BF44C248CDC8B6ADE7DA1CFE" box="[144,162,152,175]" country="Chile" name="Departamento de Geologia, Universidad de Chile" pageId="75" pageNumber="228">R</collectionCode>
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e p o s i t o r y.
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<location id="8EE03BDDBF44C248CC19B6A2E51C1CFE" LSID="urn:lsid:plazi:treatment:0396DC10BF45C248CEE8B10EE2411FB3:8EE03BDDBF44C248CC19B6A2E51C1CFE" box="[321,612,151,175]" country="Sweden" county="Swedish Museum of Natural History" municipality="Department of Palaeobiology" name="Palaeobotanical Collections" pageId="75" pageNumber="228" stateProvince="Stockholm">Palaeobotanical Collections</location>
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,
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<collectingMunicipality id="6BE4F77CBF44C248CF36B6ADE65A1C80" pageId="75" pageNumber="228">Department of Palaeobiology</collectingMunicipality>
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, the
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<collectingCounty id="62E1158ABF44C248CC0EB68CE59D1C80" box="[342,741,185,209]" pageId="75" pageNumber="228">Swedish Museum of Natural History</collectingCounty>
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,
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<collectingRegion id="49FBA3E4BF44C248CD32B6EFE7981CA3" box="[106,224,218,242]" country="Sweden" name="Stockholm" pageId="75" pageNumber="228">Stockholm</collectingRegion>
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,
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<collectingCountry id="F3282D96BF44C248CDB3B6EFE63B1CA3" box="[235,323,218,242]" name="Sweden" pageId="75" pageNumber="228">Sweden</collectingCountry>
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.
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<paragraph id="8B806D06BF44C248CDC8B73FE6F31D12" blockId="75.[106,745,266,323]" pageId="75" pageNumber="228">E t y m o l o g y. From Latin: ellipticus referring to the elliptical shape of the fruit.</paragraph>
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<paragraph id="8B806D06BF44C248CDC8B769E5901D22" blockId="75.[106,744,347,404]" box="[144,744,347,372]" pageId="75" pageNumber="228">T y p e l o c a l i t y. Torres Vedras (NE of Forte de</paragraph>
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<paragraph id="8B806D06BF44C248CD32B748E6AD1DC5" blockId="75.[106,744,347,404]" box="[106,469,379,404]" pageId="75" pageNumber="228">
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Forca;
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<geoCoordinate id="EE0B0BC1BF44C248CDEDB74EE6451DC5" box="[181,317,379,404]" degrees="39" direction="north" minutes="06" orientation="latitude" pageId="75" pageNumber="228" precision="15" seconds="13" value="39.10361">39°06′13″ N</geoCoordinate>
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,
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<geoCoordinate id="EE0B0BC1BF44C248CC10B74EE6B11DC5" box="[328,457,379,404]" degrees="9" direction="west" minutes="14" orientation="longitude" pageId="75" pageNumber="228" precision="15" seconds="47" value="-9.246389">9°14′47″ W</geoCoordinate>
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).
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</paragraph>
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<paragraph id="8B806D06BF44C248CDC8B798E7851E56" blockId="75.[106,745,428,519]" pageId="75" pageNumber="228">T y p e s t r a t u m a n d a g e. Lower member of the Almargem Formation; Early Cretaceous (late Barremianearly Aptian).</paragraph>
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<paragraph id="8B806D06BF44C248CDC8B42AE6951E66" blockId="75.[144,493,543,567]" box="[144,493,543,567]" pageId="75" pageNumber="228">D i a g n o s i s. As for the genus.</paragraph>
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<paragraph id="8B806D06BF44C248CDC8B465E7801EFB" blockId="75.[106,745,591,682]" pageId="75" pageNumber="228">
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D i m e n s i o n s. Length of fruit:
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<quantity id="4CC7C0E3BF44C248CCA0B47AE5341E36" box="[504,588,591,615]" metricMagnitude="-4" metricUnit="m" metricValue="8.0" pageId="75" pageNumber="228" unit="mm" value="0.8">0.8 mm</quantity>
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; width of fruit:
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<quantity id="4CC7C0E3BF44C248CD32B445E7C71ED9" box="[106,191,624,648]" metricMagnitude="-4" metricUnit="m" metricValue="6.0" pageId="75" pageNumber="228" unit="mm" value="0.6">0.6 mm</quantity>
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. Long axis of pollen grains parallel with the colpus: about 18 µm.
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</paragraph>
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<paragraph id="8B806D06BF44C248CDC8B4F7E36B1E60" blockId="75.[106,745,705,994]" lastBlockId="75.[820,1460,151,561]" pageId="75" pageNumber="228">
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D e s c r i p t i o n a n d r e m a r k s.
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<taxonomicName id="4C3F1685BF44C248CF73B4F4E5901E88" authorityName="E. M. FRIIS, P. R. CRANE et K. R. PEDERSEN" authorityYear="2019" box="[555,744,705,729]" class="Magnoliopsida" family="Chloranthaceae" genus="Vedresia" kingdom="Plantae" order="Chloranthales" pageId="75" pageNumber="228" phylum="Tracheophyta" rank="species" species="elliptica">
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<emphasis id="B94BB114BF44C248CF73B4F4E5901E88" box="[555,744,705,729]" italics="true" pageId="75" pageNumber="228">Vedresia elliptica</emphasis>
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</taxonomicName>
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is based on a single fruit that has been studied only by SEM and details of its internal structure are unknown. The fruit is small, elliptical in lateral view, and there is no attachment scar or scars from detached floral organs (
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<figureCitation id="13047183BF44C248CF12B573E5A51F0F" box="[586,733,838,862]" captionStart="Text-fig" captionStartId="77.[125,206,1953,1974]" captionTargetBox="[128,1440,151,1932]" captionTargetId="figure-11@77.[559,1013,922,1536]" captionTargetPageId="77" captionText="Text-fig. 49. Scanning electron microscope (SEM) and synchrotron radiation X-ray tomographic microscopy (SRXTM) images of Vedresia elliptica gen. et sp. nov. (a–c) and a multicarpellate fruit of Choffaticarpus compactus gen. et sp. nov. and associated pollen (d–j); Torres Vedras locality, Portugal. a) Holotype; small fruit showing apical stigmatic region with attached pollen; b) Group of pollen grains from the stigmatic surface of the fruit in (a) showing the long colpus and reticulate tectum; c) Pollen grains from the stigmatic surface showing the long colpus and well developed reticulum, with smooth muri and short columellae" figureDoi="http://doi.org/10.5281/zenodo.5386367" httpUri="https://zenodo.org/record/5386367/files/figure.png" pageId="75" pageNumber="228">Text-fig. 49a</figureCitation>
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). The outline of the fossil strongly suggests that the fruit is unilocular and contains a single seed. Slight irregularities in the fruit surface also suggest that the enclosed seed had an irregular, reticulate surface. There are no clear indications of oil cells in the fruit wall. The stigmatic area is sessile, indistinct and has numerous pollen grains, all of the same kind, adhering to the stigma (
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<figureCitation id="13047183BF44C248C93CB6EDE38A1CA1" box="[1124,1266,216,240]" captionStart="Text-fig" captionStartId="77.[125,206,1953,1974]" captionTargetBox="[128,1440,151,1932]" captionTargetId="figure-11@77.[559,1013,922,1536]" captionTargetPageId="77" captionText="Text-fig. 49. Scanning electron microscope (SEM) and synchrotron radiation X-ray tomographic microscopy (SRXTM) images of Vedresia elliptica gen. et sp. nov. (a–c) and a multicarpellate fruit of Choffaticarpus compactus gen. et sp. nov. and associated pollen (d–j); Torres Vedras locality, Portugal. a) Holotype; small fruit showing apical stigmatic region with attached pollen; b) Group of pollen grains from the stigmatic surface of the fruit in (a) showing the long colpus and reticulate tectum; c) Pollen grains from the stigmatic surface showing the long colpus and well developed reticulum, with smooth muri and short columellae" figureDoi="http://doi.org/10.5281/zenodo.5386367" httpUri="https://zenodo.org/record/5386367/files/figure.png" pageId="75" pageNumber="228">Text-fig. 49b</figureCitation>
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). Pollen is broadly elliptical to circular in equatorial outline, and monocolpate with a long colpus that extends for the full length of the grains. Grains are semitectate-reticulate and heterobrochate. Lumina over most of the pollen surface are of various sizes, up to about 1.5 µm in diameter. Bordering the colpus margin lumina are smaller and grade into foveae (
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<figureCitation id="13047183BF44C248C84DB7ACE2DF1DE0" box="[1301,1447,409,433]" captionStart="Text-fig" captionStartId="77.[125,206,1953,1974]" captionTargetBox="[128,1440,151,1932]" captionTargetId="figure-11@77.[559,1013,922,1536]" captionTargetPageId="77" captionText="Text-fig. 49. Scanning electron microscope (SEM) and synchrotron radiation X-ray tomographic microscopy (SRXTM) images of Vedresia elliptica gen. et sp. nov. (a–c) and a multicarpellate fruit of Choffaticarpus compactus gen. et sp. nov. and associated pollen (d–j); Torres Vedras locality, Portugal. a) Holotype; small fruit showing apical stigmatic region with attached pollen; b) Group of pollen grains from the stigmatic surface of the fruit in (a) showing the long colpus and reticulate tectum; c) Pollen grains from the stigmatic surface showing the long colpus and well developed reticulum, with smooth muri and short columellae" figureDoi="http://doi.org/10.5281/zenodo.5386367" httpUri="https://zenodo.org/record/5386367/files/figure.png" pageId="75" pageNumber="228">Text-fig. 49c</figureCitation>
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). Muri are smooth, lack supratectal ornamentation and are supported by long, scattered columellae. The reticulum is only loosely attached to the foot layer and has been lost in several of the grains.
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</paragraph>
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<paragraph id="8B806D06BF44C248CE02B47CE3BB1F30" blockId="75.[820,1460,584,995]" pageId="75" pageNumber="228">
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A f f i n i t y a n d o t h e r o c c u r r e n c e s. The similarities of the
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<taxonomicName id="4C3F1685BF44C248CEA3B45CE3CD1ED0" authorityName="E. M. FRIIS, P. R. CRANE et K. R. PEDERSEN" authorityYear="2019" box="[1019,1205,617,641]" class="Magnoliopsida" family="Chloranthaceae" genus="Vedresia" kingdom="Plantae" order="Chloranthales" pageId="75" pageNumber="228" phylum="Tracheophyta" rank="species" species="elliptica">
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<emphasis id="B94BB114BF44C248CEA3B45CE3CD1ED0" box="[1019,1205,617,641]" italics="true" pageId="75" pageNumber="228">Vedresia elliptica</emphasis>
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</taxonomicName>
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fruit and its associated pollen grains to fruits of
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<taxonomicName id="4C3F1685BF44C248C906B4BCE3851EF0" box="[1118,1277,649,673]" class="Magnoliopsida" family="Chloranthaceae" genus="Canrightiopsis" higherTaxonomySource="GBIF" kingdom="Plantae" order="Chloranthales" pageId="75" pageNumber="228" phylum="Tracheophyta" rank="genus">
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<emphasis id="B94BB114BF44C248C906B4BCE3851EF0" box="[1118,1277,649,673]" italics="true" pageId="75" pageNumber="228">Canrightiopsis</emphasis>
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||
</taxonomicName>
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||
and
|
||
<taxonomicName id="4C3F1685BF44C248C866B4BCE2CB1EF0" authorityName="E. M. FRIIS et K. R. PEDERSEN" authorityYear="2011" box="[1342,1459,649,673]" class="Magnoliopsida" family="Chloranthaceae" genus="Canrightia" higherTaxonomySource="GBIF" kingdom="Plantae" order="Chloranthales" pageId="75" pageNumber="228" phylum="Tracheophyta" rank="genus">
|
||
<emphasis id="B94BB114BF44C248C866B4BCE2CB1EF0" box="[1342,1459,649,673]" italics="true" pageId="75" pageNumber="228">Canrightia</emphasis>
|
||
</taxonomicName>
|
||
and their associated pollen grains strongly suggest a relationship to the clade comprising extant
|
||
<taxonomicName id="4C3F1685BF44C248C814B4FCE2D41EB1" box="[1356,1452,713,736]" class="Magnoliopsida" family="Chloranthaceae" genus="Ascarina" kingdom="Plantae" order="Chloranthales" pageId="75" pageNumber="228" phylum="Tracheophyta" rank="genus">
|
||
<emphasis id="B94BB114BF44C248C814B4FCE2D41EB1" box="[1356,1452,713,736]" italics="true" pageId="75" pageNumber="228">Ascarina</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="4C3F1685BF44C248CE6CB4DCE4C11F50" box="[820,953,745,769]" class="Magnoliopsida" family="Chloranthaceae" genus="Chloranthus" kingdom="Plantae" order="Chloranthales" pageId="75" pageNumber="228" phylum="Tracheophyta" rank="genus">
|
||
<emphasis id="B94BB114BF44C248CE6CB4DCE4C11F50" box="[820,953,745,769]" italics="true" pageId="75" pageNumber="228">Chloranthus</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="4C3F1685BF44C248CEB7B4DCE3271F50" box="[1007,1119,745,769]" class="Magnoliopsida" family="Chloranthaceae" genus="Sarcandra" kingdom="Plantae" order="Chloranthales" pageId="75" pageNumber="228" phylum="Tracheophyta" rank="genus">
|
||
<emphasis id="B94BB114BF44C248CEB7B4DCE3271F50" box="[1007,1119,745,769]" italics="true" pageId="75" pageNumber="228">Sarcandra</emphasis>
|
||
</taxonomicName>
|
||
, among extant
|
||
<taxonomicName id="4C3F1685BF44C248C85EB4DCE2D71F50" box="[1286,1455,745,769]" class="Magnoliopsida" family="Chloranthaceae" kingdom="Plantae" order="Chloranthales" pageId="75" pageNumber="228" phylum="Tracheophyta" rank="family">Chloranthaceae</taxonomicName>
|
||
. However, information on internal structures including seed coat anatomy is lacking and assignment of
|
||
<taxonomicName id="4C3F1685BF44C248C849B51FE2141F13" authorityName="E. M. FRIIS, P. R. CRANE et K. R. PEDERSEN" authorityYear="2019" box="[1297,1388,810,834]" class="Magnoliopsida" family="Chloranthaceae" genus="Vedresia" kingdom="Plantae" order="Chloranthales" pageId="75" pageNumber="228" phylum="Tracheophyta" rank="genus">
|
||
<emphasis id="B94BB114BF44C248C849B51FE2141F13" box="[1297,1388,810,834]" italics="true" pageId="75" pageNumber="228">Vedresia</emphasis>
|
||
</taxonomicName>
|
||
to the
|
||
<taxonomicName id="4C3F1685BF44C248CE6CB57FE4B01F33" authorityName="R. BR. ex SIMS" authorityYear="1821" box="[820,968,842,866]" class="Magnoliopsida" higherTaxonomySource="GBIF" kingdom="Plantae" order="Chloranthales" pageId="75" pageNumber="228" phylum="Tracheophyta" rank="order">Chloranthales</taxonomicName>
|
||
is currently not secure.
|
||
</paragraph>
|
||
<paragraph id="8B806D06BF44C248CE02B55FE2411FB3" blockId="75.[820,1460,584,995]" pageId="75" pageNumber="228">
|
||
Pollen grains associated with
|
||
<taxonomicName id="4C3F1685BF44C248C9C2B55FE22C1FD3" authorityName="E. M. FRIIS, P. R. CRANE et K. R. PEDERSEN" authorityYear="2019" box="[1178,1364,874,898]" class="Magnoliopsida" family="Chloranthaceae" genus="Vedresia" kingdom="Plantae" order="Chloranthales" pageId="75" pageNumber="228" phylum="Tracheophyta" rank="species" species="elliptica">
|
||
<emphasis id="B94BB114BF44C248C9C2B55FE22C1FD3" box="[1178,1364,874,898]" italics="true" pageId="75" pageNumber="228">Vedresia elliptica</emphasis>
|
||
</taxonomicName>
|
||
are very similar to those of
|
||
<taxonomicName id="4C3F1685BF44C248CEA4B5BFE2731FF3" authorityName="Friis & Crane & Pedersen" authorityYear="2019" box="[1020,1291,906,930]" class="Magnoliopsida" family="Chloranthaceae" genus="Eckhartia" kingdom="Plantae" order="Chloranthales" pageId="75" pageNumber="228" phylum="Tracheophyta" rank="species" species="brevicolumella">
|
||
<emphasis id="B94BB114BF44C248CEA4B5BFE2731FF3" box="[1020,1291,906,930]" italics="true" pageId="75" pageNumber="228">Eckhartia brevicolumella</emphasis>
|
||
</taxonomicName>
|
||
(see p. 210 and
|
||
<figureCitation id="13047183BF44C248CE6CB59FE4CC1F93" box="[820,948,938,962]" captionStart="Text-fig" captionStartId="58.[147,228,1843,1864]" captionTargetBox="[154,1457,151,1823]" captionTargetId="figure-1@58.[154,1457,151,1823]" captionTargetPageId="58" captionText="Text-fig. 37. Scanning electron microscope (SEM) images of anthers and monocolpate pollen of Eckhartia brevicolumella gen. et sp. nov. from stamen fragment; Torres Vedras locality, Portugal. a) Dithecate, tetrasporangiate anther partially split along the elongated sporangia; b) Dithecate, tetrasporangiate anther; c) Holotype; distal view of pollen grain from holotype showing the long colpus with a distinct margin and a heterobrochate reticulum; d) Distal view of pollen grain from a stamen fragment showing long colpus, colpus margin and heterobrochate reticulum; e) Inner surface of anther wall from stamen fragmentshowing densely spaced dentate orbicules; f) Lateral view of pollen grains from stamen showing the psilate to foveolate-microreticulate colpus margin; g) Detail of pollen grain from holotype showing the slightly rounded profile of the muri, the short, densely spaced columellae and the dentate orbicules. Specimens, TV44-S136662 (a), TV44-S149204 (b), TV44-S136760 (holotype; c, g), TV44-S148021 (d, e), TV44-S136752 (f). Scale bars 300 Μm (a, b), 6 Μm (c, d, f), 3 Μm (e, g)." figureDoi="http://doi.org/10.5281/zenodo.5386327" httpUri="https://zenodo.org/record/5386327/files/figure.png" pageId="75" pageNumber="228">Text-fig. 37</figureCitation>
|
||
) and it is possible that they were produced by the same species, or a very similar kind of plant.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |