123 lines
17 KiB
XML
123 lines
17 KiB
XML
<document id="DA8FB08A93BEA4CE1C092904EFBAB092" ID-CLB-Dataset="224103" ID-DOI="10.37520/fi.2022.016" ID-GBIF-Dataset="a360f5c7-16da-4c69-afbe-01e6ad032418" ID-ISSN="2533-4069" ID-Zenodo-Dep="7522801" IM.bibliography_approvedBy="juliana" IM.illustrations_approvedBy="juliana" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="juliana" IM.treatments_approvedBy="juliana" checkinTime="1673382488781" checkinUser="felipe" docAuthor="Friis, Else Marie, Crane, Peter R., Pedersen, Kaj Raunsgaard, Mendes, Mário Miguel & Kvaček, Jiří" docDate="2022" docId="03FD87F2FFD7FFC4FBBBFF08C7CBFC57" docLanguage="en" docName="FossilImprint.78.2.341-424.pdf" docOrigin="Fossil Imprint 78 (2)" docSource="http://dx.doi.org/10.37520/fi.2022.016" docStyle="DocumentStyle:0EC54BF35E227CA4627F894F6BA30634.4:FossilImprint.2016-.journal_article" docStyleId="0EC54BF35E227CA4627F894F6BA30634" docStyleName="FossilImprint.2016-.journal_article" docStyleVersion="4" docTitle="Endressistemon undefined-3" docType="treatment" docVersion="1" lastPageNumber="383" masterDocId="FFC4FF8AFFFDFFEEFFBFFFFFC378FFA6" masterDocTitle="The Early Cretaceous Mesofossil Flora Of Catefica, Portugal: Angiosperms" masterLastPageNumber="424" masterPageNumber="341" pageNumber="383" updateTime="1728604091448" updateUser="juliana" zenodo-license-document="CC-BY-NC-ND-3.0">
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<mods:title id="7F44CF9383D0CD1FFB0EEBE8FA1457C8">The Early Cretaceous Mesofossil Flora Of Catefica, Portugal: Angiosperms</mods:title>
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<mods:namePart id="4A79F81C6508A023BEC739523D5B4B6C">Friis, Else Marie</mods:namePart>
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<mods:namePart id="E13D3477E010459B30A0F68BB45151A6">Crane, Peter R.</mods:namePart>
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<mods:namePart id="69E5096B1F07F5442E782C8D5C922A7A">Pedersen, Kaj Raunsgaard</mods:namePart>
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<mods:namePart id="FD4F0023B152F074543E2E5A5190CE6F">Mendes, Mário Miguel</mods:namePart>
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<mods:namePart id="950796A08B8EE81E6A32D71799A5EB37">Kvaček, Jiří</mods:namePart>
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<mods:title id="B269F539E87F2FE01C2CDD26E424FD57">Fossil Imprint</mods:title>
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<mods:date id="5A36E728907689849DFA5B9E1EFE98EC">2022</mods:date>
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<mods:number id="042EB4E86E2C0C72B3FE9571D900A109">78</mods:number>
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<treatment id="03FD87F2FFD7FFC4FBBBFF08C7CBFC57" ID-DOI="http://doi.org/10.5281/zenodo.7535337" ID-GBIF-Taxon="208830486" ID-Zenodo-Dep="7535337" LSID="urn:lsid:plazi:treatment:03FD87F2FFD7FFC4FBBBFF08C7CBFC57" httpUri="http://treatment.plazi.org/id/03FD87F2FFD7FFC4FBBBFF08C7CBFC57" lastPageNumber="383" pageId="42" pageNumber="383">
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<subSubSection id="C34E656FFFD7FFC4FBBBFF08C668FEB6" box="[1028,1296,247,272]" pageId="42" pageNumber="383" type="nomenclature">
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<paragraph id="8BEB36E4FFD7FFC4FBBBFF08C668FEB6" blockId="42.[1028,1296,247,272]" box="[1028,1296,247,272]" pageId="42" pageNumber="383">
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<heading id="D0A38188FFD7FFC4FBBBFF08C668FEB6" box="[1028,1296,247,272]" centered="true" fontSize="8" level="2" pageId="42" pageNumber="383" reason="2">
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<emphasis id="B920EAF6FFD7FFC4FBBBFF08C668FEB6" bold="true" box="[1028,1296,247,272]" pageId="42" pageNumber="383">
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cf.
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<taxonomicName id="4C544D67FFD7FFC4FB98FF08C668FEB6" box="[1063,1296,247,272]" class="Magnoliopsida" family="Platanaceae" genus="Endressistemon" kingdom="Plantae" order="Proteales" pageId="42" pageNumber="383" phylum="Tracheophyta" rank="species" species="undefined-3">
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<emphasis id="B920EAF6FFD7FFC4FB98FF08C7AEFEA9" bold="true" box="[1063,1238,247,271]" italics="true" pageId="42" pageNumber="383">Endressistemon</emphasis>
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sp. 3
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</taxonomicName>
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</emphasis>
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</heading>
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</paragraph>
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<subSubSection id="C34E656FFFD7FFC4FB86FEE7C7CBFC57" pageId="42" pageNumber="383" type="description">
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<paragraph id="8BEB36E4FFD7FFC4FB86FEE7C7A4FE96" blockId="42.[1081,1244,280,304]" box="[1081,1244,280,304]" pageId="42" pageNumber="383">
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<figureCitation id="136F2A61FFD7FFC4FB86FEE7C7A4FE96" box="[1081,1244,280,304]" captionStart="Text-fig" captionStartId="46.[147,228,956,977]" captionTargetBox="[150,1462,151,939]" captionTargetId="figure-524@46.[144,1465,148,942]" captionTargetPageId="46" captionText="Text-fig. 29. Scanning electron microscope (SEM) images of stamens and pollen grains of cf. Endressistemon sp. 1 (a, b), cf. Endressistemon sp. 2 (c, d) and cf. Endressistemon sp. 3 (e–g); Catefica locality, Portugal. a) Two adhering stamens, each with a long, pointed extension of the connective; b) Monocolpate, reticulate pollen in situ in stamen from stamen pair in (a); c) Fragment of stamen with prominent apical extension of the connective; d) Reticulate, apparently monocolpate, pollen in situ in stamen fragment in (c); e) Stamen with basifixed anther, perhaps sessile, and with prominent, wing-like apical extensions of the connective; note the dehisced thecae with the anther wall curved back; f, g) Monocolpate, reticulate pollen in situ in stamen in (e). Specimens, Catefica 49-S107780 (a, b), Catefica 49-S107784 (c, d), Catefica 49-S107781 (e–g). Scale bars = 600 Μm (a, c, e), 6 Μm (b, d, f, g)." figureDoi="http://doi.org/10.5281/zenodo.7522863" httpUri="https://zenodo.org/record/7522863/files/figure.png" pageId="42" pageNumber="383">Text-fig. 29e–g</figureCitation>
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</paragraph>
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<paragraph id="8BEB36E4FFD7FFC4FCCEFEB7C61DFDC7" blockId="42.[843,1482,327,737]" pageId="42" pageNumber="383">
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Description and remarks. The material comprises a single stamen from which the stamen base is missing. The anthers are basifixed, tetrasporangiate and dithecate (
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<figureCitation id="136F2A61FFD7FFC4FC08FE57C73BFE66" box="[951,1091,424,448]" captionStart="Text-fig" captionStartId="46.[147,228,956,977]" captionTargetBox="[150,1462,151,939]" captionTargetId="figure-524@46.[144,1465,148,942]" captionTargetPageId="46" captionText="Text-fig. 29. Scanning electron microscope (SEM) images of stamens and pollen grains of cf. Endressistemon sp. 1 (a, b), cf. Endressistemon sp. 2 (c, d) and cf. Endressistemon sp. 3 (e–g); Catefica locality, Portugal. a) Two adhering stamens, each with a long, pointed extension of the connective; b) Monocolpate, reticulate pollen in situ in stamen from stamen pair in (a); c) Fragment of stamen with prominent apical extension of the connective; d) Reticulate, apparently monocolpate, pollen in situ in stamen fragment in (c); e) Stamen with basifixed anther, perhaps sessile, and with prominent, wing-like apical extensions of the connective; note the dehisced thecae with the anther wall curved back; f, g) Monocolpate, reticulate pollen in situ in stamen in (e). Specimens, Catefica 49-S107780 (a, b), Catefica 49-S107784 (c, d), Catefica 49-S107781 (e–g). Scale bars = 600 Μm (a, c, e), 6 Μm (b, d, f, g)." figureDoi="http://doi.org/10.5281/zenodo.7522863" httpUri="https://zenodo.org/record/7522863/files/figure.png" pageId="42" pageNumber="383">Text-fig. 29e</figureCitation>
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). The stamens are up to about
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<quantity id="4CAC9B01FFD7FFC4FAC5FE57C6B1FE19" box="[1402,1481,424,448]" metricMagnitude="-4" metricUnit="m" metricValue="7.0" pageId="42" pageNumber="383" unit="mm" value="0.7">0.7 mm</quantity>
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long, including the apical projection, and about
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<quantity id="4CAC9B01FFD7FFC4FACDFE37C6B1FE79" box="[1394,1481,456,480]" metricMagnitude="-4" metricUnit="m" metricValue="3.0" pageId="42" pageNumber="383" unit="mm" value="0.3">0.3 mm</quantity>
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broad over the anther. Apically the stamen has a prominent, coriaceous projection that is peltate to wing-like (
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<figureCitation id="136F2A61FFD7FFC4FAD2FDF7C00DFDE6" captionStart="Text-fig" captionStartId="46.[147,228,956,977]" captionTargetBox="[150,1462,151,939]" captionTargetId="figure-524@46.[144,1465,148,942]" captionTargetPageId="46" captionText="Text-fig. 29. Scanning electron microscope (SEM) images of stamens and pollen grains of cf. Endressistemon sp. 1 (a, b), cf. Endressistemon sp. 2 (c, d) and cf. Endressistemon sp. 3 (e–g); Catefica locality, Portugal. a) Two adhering stamens, each with a long, pointed extension of the connective; b) Monocolpate, reticulate pollen in situ in stamen from stamen pair in (a); c) Fragment of stamen with prominent apical extension of the connective; d) Reticulate, apparently monocolpate, pollen in situ in stamen fragment in (c); e) Stamen with basifixed anther, perhaps sessile, and with prominent, wing-like apical extensions of the connective; note the dehisced thecae with the anther wall curved back; f, g) Monocolpate, reticulate pollen in situ in stamen in (e). Specimens, Catefica 49-S107780 (a, b), Catefica 49-S107784 (c, d), Catefica 49-S107781 (e–g). Scale bars = 600 Μm (a, c, e), 6 Μm (b, d, f, g)." figureDoi="http://doi.org/10.5281/zenodo.7522863" httpUri="https://zenodo.org/record/7522863/files/figure.png" pageId="42" pageNumber="383">Text-fig. 29e</figureCitation>
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). Dehiscence is longitudinal and the anther wall is rolled back indicating valvate dehiscence (
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<figureCitation id="136F2A61FFD7FFC4FB73FDB7C621FDC7" box="[1228,1369,584,609]" captionStart="Text-fig" captionStartId="46.[147,228,956,977]" captionTargetBox="[150,1462,151,939]" captionTargetId="figure-524@46.[144,1465,148,942]" captionTargetPageId="46" captionText="Text-fig. 29. Scanning electron microscope (SEM) images of stamens and pollen grains of cf. Endressistemon sp. 1 (a, b), cf. Endressistemon sp. 2 (c, d) and cf. Endressistemon sp. 3 (e–g); Catefica locality, Portugal. a) Two adhering stamens, each with a long, pointed extension of the connective; b) Monocolpate, reticulate pollen in situ in stamen from stamen pair in (a); c) Fragment of stamen with prominent apical extension of the connective; d) Reticulate, apparently monocolpate, pollen in situ in stamen fragment in (c); e) Stamen with basifixed anther, perhaps sessile, and with prominent, wing-like apical extensions of the connective; note the dehisced thecae with the anther wall curved back; f, g) Monocolpate, reticulate pollen in situ in stamen in (e). Specimens, Catefica 49-S107780 (a, b), Catefica 49-S107784 (c, d), Catefica 49-S107781 (e–g). Scale bars = 600 Μm (a, c, e), 6 Μm (b, d, f, g)." figureDoi="http://doi.org/10.5281/zenodo.7522863" httpUri="https://zenodo.org/record/7522863/files/figure.png" pageId="42" pageNumber="383">Text-fig. 29e</figureCitation>
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).
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</paragraph>
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<paragraph id="8BEB36E4FFD7FFC4FCCEFD96C6B2FD47" blockId="42.[843,1482,327,737]" pageId="42" pageNumber="383">
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Pollen grains in situ are monocolpate, semitectatereticulate, circular in equatorial view, 13 µm in diameter, with a homobrochate reticulum (
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<figureCitation id="136F2A61FFD7FFC4FB1BFD56C63FFD67" box="[1188,1351,681,705]" captionStart="Text-fig" captionStartId="46.[147,228,956,977]" captionTargetBox="[150,1462,151,939]" captionTargetId="figure-524@46.[144,1465,148,942]" captionTargetPageId="46" captionText="Text-fig. 29. Scanning electron microscope (SEM) images of stamens and pollen grains of cf. Endressistemon sp. 1 (a, b), cf. Endressistemon sp. 2 (c, d) and cf. Endressistemon sp. 3 (e–g); Catefica locality, Portugal. a) Two adhering stamens, each with a long, pointed extension of the connective; b) Monocolpate, reticulate pollen in situ in stamen from stamen pair in (a); c) Fragment of stamen with prominent apical extension of the connective; d) Reticulate, apparently monocolpate, pollen in situ in stamen fragment in (c); e) Stamen with basifixed anther, perhaps sessile, and with prominent, wing-like apical extensions of the connective; note the dehisced thecae with the anther wall curved back; f, g) Monocolpate, reticulate pollen in situ in stamen in (e). Specimens, Catefica 49-S107780 (a, b), Catefica 49-S107784 (c, d), Catefica 49-S107781 (e–g). Scale bars = 600 Μm (a, c, e), 6 Μm (b, d, f, g)." figureDoi="http://doi.org/10.5281/zenodo.7522863" httpUri="https://zenodo.org/record/7522863/files/figure.png" pageId="42" pageNumber="383">Text-fig. 29f, g</figureCitation>
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). The grains are folded and the extent of the aperture is not fully exposed.
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</paragraph>
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<paragraph id="8BEB36E4FFD7FFC4FCCEFD06C7CBFC57" blockId="42.[843,1482,760,1009]" pageId="42" pageNumber="383">
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Affinity and other occurrences. The stamen is similar to stamens of some extant
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<taxonomicName id="4C544D67FFD7FFC4FAF9FCE6C6B2FC97" baseAuthorityName="Walker" baseAuthorityYear="1971" box="[1350,1482,793,817]" class="Magnoliopsida" family="Annonaceae" kingdom="Plantae" order="Magnoliales" pageId="42" pageNumber="383" phylum="Tracheophyta" rank="family">Annonaceae</taxonomicName>
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(see comments on
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<taxonomicName id="4C544D67FFD7FFC4FBA2FCC6C7BDFCF7" authorityName="E. M. FRIIS, P. R. CRANE, K. R. PEDERSEN, M. M. MENDES et J. KVACEK" authorityYear="2022" box="[1053,1221,825,849]" class="Magnoliopsida" family="Platanaceae" genus="Endressistemon" kingdom="Plantae" order="Proteales" pageId="42" pageNumber="383" phylum="Tracheophyta" rank="genus">
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<emphasis id="B920EAF6FFD7FFC4FBA2FCC6C7BDFCF7" box="[1053,1221,825,849]" italics="true" pageId="42" pageNumber="383">Endressistemon</emphasis>
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</taxonomicName>
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above), but also to the individual stamens of
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<taxonomicName id="4C544D67FFD7FFC4FBF5FCA6C602FCD7" authorityName="E. M. FRIIS, P. R. CRANE, K. R. PEDERSEN, M. M. MENDES et J. KVACEK" authorityYear="2022" box="[1098,1402,857,881]" class="Magnoliopsida" family="Platanaceae" genus="Endressistemon" kingdom="Plantae" order="Proteales" pageId="42" pageNumber="383" phylum="Tracheophyta" rank="species" species="cateficensis">
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<emphasis id="B920EAF6FFD7FFC4FBF5FCA6C602FCD7" box="[1098,1402,857,881]" italics="true" pageId="42" pageNumber="383">Endressistemon cateficensis</emphasis>
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</taxonomicName>
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and it is possible that it was originally part of a similar staminate structure. The pollen grains in situ are also similar to those of
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<taxonomicName id="4C544D67FFD7FFC4FCD4FC46C7E0FC77" authorityName="E. M. FRIIS, P. R. CRANE, K. R. PEDERSEN, M. M. MENDES et J. KVACEK" authorityYear="2022" box="[875,1176,953,977]" class="Magnoliopsida" family="Platanaceae" genus="Endressistemon" kingdom="Plantae" order="Proteales" pageId="42" pageNumber="383" phylum="Tracheophyta" rank="species" species="cateficensis">
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<emphasis id="B920EAF6FFD7FFC4FCD4FC46C7E0FC77" box="[875,1176,953,977]" italics="true" pageId="42" pageNumber="383">Endressistemon cateficensis</emphasis>
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</taxonomicName>
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, but are larger and the two taxa are probably not conspecific.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |