136 lines
18 KiB
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136 lines
18 KiB
XML
<document id="7E334C761CF0C15EDDEDFAE3F061B554" ID-CLB-Dataset="4076" ID-DOI="10.11646/phytotaxa.522.3.7" ID-GBIF-Dataset="bee17a33-bc94-43a7-8f47-d16e7525dcd3" ID-ISSN="1179-3163" ID-Zenodo-Dep="5560451" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1633933775206" checkinUser="plazi" docAuthor="Van Westen, Marien C. & Coesel, Peter F. M." docDate="2021" docId="073487890E51FFFDFF70FA7FFC24F870" docLanguage="en" docName="phytotaxa.522.3.7.pdf" docOrigin="Phytotaxa 522 (3)" docSource="http://dx.doi.org/10.11646/phytotaxa.522.3.7" docStyle="DocumentStyle:96748F8F1B6C902996E134952A3A36B9.7:Phytotaxa.2014-.journal_article" docStyleId="96748F8F1B6C902996E134952A3A36B9" docStyleName="Phytotaxa.2014-.journal_article" docStyleVersion="7" docTitle="Cosmarium grantii J. Roy & Bisset" docType="treatment" docVersion="8" lastPageNumber="243" masterDocId="FB0DFFF10E52FFFEFFF8FFDCFF97FF8E" masterDocTitle="Taxonomic notes on desmids from the Netherlands IV, with a description of another five new species" masterLastPageNumber="248" masterPageNumber="240" pageNumber="243" updateTime="1699459418767" updateUser="ExternalLinkService" zenodo-license-figures="UNSPECIFIED" zenodo-license-treatments="UNSPECIFIED">
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<mods:titleInfo id="8727B4238D69A5807A9D715C01577619">
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<mods:title id="C3CF237E8ABCEB928108B23613156F64">Taxonomic notes on desmids from the Netherlands IV, with a description of another five new species</mods:title>
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<mods:name id="837A5415CE5D495C148A6923C3F27DEB" type="personal">
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<mods:roleTerm id="951BDDC7304257FFFD840A2CF7332822">Author</mods:roleTerm>
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<mods:namePart id="3CC8DF63EECDBD6376AC913604479B0A">Van Westen, Marien C.</mods:namePart>
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<mods:nameIdentifier id="900B56DF53E9C28E3FB53B9CE28437AD" type="ORCID">0000-0001-6905-9471</mods:nameIdentifier>
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<mods:affiliation id="96395D8FB6748C7CE1ED8805F4FB95FB">Podzolhamel 26, 9403 XC Assen, The Netherlands. & mvanwesten @ home. nl; https: // orcid. org / 0000 - 0001 - 6905 - 9471</mods:affiliation>
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<mods:nameIdentifier id="B7C92BF0F27189090BB1D32386A6B8BE" type="email">mvanwesten@home.nl</mods:nameIdentifier>
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<mods:namePart id="6411A6CB47F87E32CFEEC373FDEF2B0A">Coesel, Peter F. M.</mods:namePart>
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<mods:nameIdentifier id="E5A9121FF1D043DE2C19A5A7CA1888AA" type="ORCID">0000-0001-7709-4154</mods:nameIdentifier>
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<mods:affiliation id="E5ADE27F3EDC0A3C624DB65413E308F2">Institute for Biodiversity and Ecosystem Dynamics, University of Amsterdam, Box 94240, 1090 GE Amsterdam, The Netherlands. & p. f. m. coesel @ uva. nl; https: // orcid. org / 0000 - 0001 - 7709 - 4154</mods:affiliation>
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<mods:nameIdentifier id="5F872B774B2B13878A18D99DA239F200" type="email">p.f.m.coesel@uva.nl</mods:nameIdentifier>
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<mods:title id="1285EA3E619281A4B855BA4A16255F41">Phytotaxa</mods:title>
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<mods:part id="74CB82729B6014CA65291EB39A607880">
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<mods:date id="879D37F421B54FE94B2FEBE6DA7CE2C2">2021</mods:date>
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<mods:number id="9A1EB428DA1A5FF71EAA00AC5AE6C8C5">2021-10-11</mods:number>
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<mods:number id="1352145DB33506FEE07C1FE4AB4D75B6">522</mods:number>
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<mods:number id="D2F0AB83A7F82508966B4FE378322E6F">3</mods:number>
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<mods:url id="332D5ECD2527677EDC15A536C4C0CE1F">http://dx.doi.org/10.11646/phytotaxa.522.3.7</mods:url>
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<treatment id="073487890E51FFFDFF70FA7FFC24F870" ID-DOI="http://doi.org/10.5281/zenodo.5562642" ID-GBIF-Taxon="188614046" ID-Zenodo-Dep="5562642" LSID="urn:lsid:plazi:treatment:073487890E51FFFDFF70FA7FFC24F870" httpUri="http://treatment.plazi.org/id/073487890E51FFFDFF70FA7FFC24F870" lastPageNumber="243" pageId="3" pageNumber="243">
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<subSubSection id="C78765140E51FFFDFF70FA7FFC9BFA33" box="[136,780,1443,1470]" pageId="3" pageNumber="243" type="nomenclature">
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<paragraph id="8F22369F0E51FFFDFF70FA7FFC9BFA33" blockId="3.[136,780,1443,1470]" box="[136,780,1443,1470]" pageId="3" pageNumber="243">
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<heading id="D46A81F30E51FFFDFF70FA7FFC9BFA33" box="[136,780,1443,1470]" fontSize="11" level="2" pageId="3" pageNumber="243" reason="3">
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<taxonomicName id="489D4D1C0E51FFFDFF70FA7FFD83FA33" authority="J. Roy & Bisset" authorityName="J. Roy & Bisset" box="[136,532,1443,1470]" class="Conjugatophyceae" family="Desmidiaceae" genus="Cosmarium" kingdom="Plantae" order="Zygnematales" pageId="3" pageNumber="243" phylum="Charophyta" rank="species" species="grantii">
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<emphasis id="BDE9EA8D0E51FFFDFF70FA7FFEF3FA33" bold="true" box="[136,356,1443,1469]" italics="true" pageId="3" pageNumber="243">Cosmarium grantii</emphasis>
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J.Roy & Bisset
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</taxonomicName>
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(
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<figureCitation id="17A62A1A0E51FFFDFDDBFA7FFDFDFA33" box="[547,618,1443,1469]" captionStart="FIGURES 1–8" captionStartId="1.[136,243,1628,1650]" captionTargetBox="[193,1407,212,1571]" captionTargetId="figure-19@1.[151,1436,187,1600]" captionTargetPageId="1" captionText="FIGURES 1–8. Drawings 1. Cosmarium grantii (from Eexterveld, province of Drenthe, the Netherlands). 2. C. palatiniforme. 3, 4. C. neonotabile (no 4 from Holmers, province of Drenthe, the Netherlands). 5. C. neocrenatum. 6. C. sphagnicola. 7. C. sphagnicoliforme (with zygospore). 8. C. regnesiforme." figureDoi="http://doi.org/10.5281/zenodo.5560453" httpUri="https://zenodo.org/record/5560453/files/figure.png" pageId="3" pageNumber="243">Figs 1</figureCitation>
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,
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<figureCitation id="17A62A1A0E51FFFDFD80FA7FFD4CFA33" box="[632,731,1443,1469]" captionStart="FIGURES 9–17" captionStartId="2.[136,243,1983,2005]" captionTargetBox="[203,1385,389,1958]" captionTargetId="figure-116@2.[203,1385,389,1958]" captionTargetPageId="2" captionText="FIGURES 9–17.LM photographs. 9–11. Cosmarium grantii (from Eexterveld). 12–14. C. neocrenatum (12 from Kiersche Wieden, province of Overijssel, the Netherlands, 13, 14 from type location). 15–17. C. neonotabile (16 from Holmers, 15,17 from type location). Scale bar = 10 µm" figureDoi="http://doi.org/10.5281/zenodo.5560457" httpUri="https://zenodo.org/record/5560457/files/figure.png" pageId="3" pageNumber="243">9, 10, 11</figureCitation>
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,
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<figureCitation id="17A62A1A0E51FFFDFD1FFA7FFC93FA33" box="[743,772,1443,1469]" captionStart="FIGURES 30–38" captionStartId="5.[136,243,1920,1942]" captionTargetBox="[151,1435,190,1895]" captionTargetId="figure-20@5.[151,1435,190,1895]" captionTargetPageId="5" captionText="FIGURES 30–38. SEM photographs. 30. Cosmarium grantii (from Eexterveld). 31. C. neocrenatum (from Iceland). 32. C. neonotabile (from Holmers). 33. C. palatiniforme (from type location). 34. C. sphagnicola (from Eexterveld). 35. C. sphagnicoliforme (from type location). 36, 37. C. regnesiforme (from type location). 38. C. regnesi (Zeijen, province of Drenthe, the Netherlands). Figures 30–33: Scale bar = 10 µm, Figures 34–38: Scale bar = 5 µm" figureDoi="http://doi.org/10.5281/zenodo.5560465" httpUri="https://zenodo.org/record/5560465/files/figure.png" pageId="3" pageNumber="243">30</figureCitation>
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)
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</heading>
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</paragraph>
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</subSubSection>
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<subSubSection id="C78765140E51FFFDFF70FA14FC24F870" pageId="3" pageNumber="243" type="reference_group">
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<paragraph id="8F22369F0E51FFFDFF70FA14FC24F870" blockId="3.[136,1452,1479,2046]" pageId="3" pageNumber="243">
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<taxonomicName id="489D4D1C0E51FFFDFF70FA14FEC8FA6F" authorityName="J.Roy & Bisset" box="[136,351,1480,1506]" class="Conjugatophyceae" family="Desmidiaceae" genus="Cosmarium" kingdom="Plantae" order="Zygnematales" pageId="3" pageNumber="243" phylum="Charophyta" rank="species" species="grantii">
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<emphasis id="BDE9EA8D0E51FFFDFF70FA14FEC8FA6F" box="[136,351,1480,1506]" italics="true" pageId="3" pageNumber="243">Cosmarium grantii</emphasis>
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</taxonomicName>
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was described by
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<bibRefCitation id="EB0C4B6E0E51FFFDFDCAFA14FD3BFA6F" author="Roy, J." box="[562,684,1479,1506]" pageId="3" pageNumber="243" pagination="170 - 180" refId="ref4666" refString="Roy, J. (1893) On Scottish desmidieae (2). Annals of Scottish Natural History 7: 170 - 180." type="journal article" year="1893">Roy (1893</bibRefCitation>
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, pl. 1: 10) and
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<bibRefCitation id="EB0C4B6E0E51FFFDFCA2FA14FBA8FA6F" author="Roy, J. & Bisset, J. P." box="[858,1087,1479,1506]" pageId="3" pageNumber="243" pagination="100 - 105" refId="ref4691" refString="Roy, J. & Bisset, J. P. (1894) On Scottish desmidieae (5). Annals of Scottish Natural History 10: 100 - 105." type="journal article" year="1894">Roy & Bisset (1894</bibRefCitation>
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, p. 102) from from wet rocks in northeastern
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<collectingCountry id="F78A760F0E51FFFDFEE3FA37FE16F98B" box="[283,385,1515,1541]" name="United Kingdom" pageId="3" pageNumber="243">Scotland</collectingCountry>
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. Although this species was reproduced in the British flora by
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<bibRefCitation id="EB0C4B6E0E51FFFDFBC7FA30FAB1F98B" author="West, W. & West, G. S." box="[1087,1318,1515,1542]" pageId="3" pageNumber="243" refId="ref4943" refString="West, W. & West, G. S. (1912) A Monograph of the British Desmidiaceae. Vol. IV. Ray Society, London, 191 pp. https: // doi. org / 10.5962 / bhl. title. 1619" type="book" year="1912">West & West (1912)</bibRefCitation>
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those latter authors state it never to have seen themselves. As far as we could trace, no later records have been published either. So, it seems to be a decidedly rare species. Yet we think that an alternative explanation may be found in its close resemblance to the above discussed
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<taxonomicName id="489D4D1C0E51FFFDFDD1F984FCD3F9FF" authorityName="Van Westen & Coesel" authorityYear="2021" box="[553,836,1624,1650]" class="Conjugatophyceae" family="Desmidiaceae" genus="Cosmarium" kingdom="Plantae" order="Zygnematales" pageId="3" pageNumber="243" phylum="Charophyta" rank="species" species="neocrenatum">
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<emphasis id="BDE9EA8D0E51FFFDFDD1F984FCD3F9FF" box="[553,836,1624,1650]" italics="true" pageId="3" pageNumber="243">Cosmarium neocrenatum</emphasis>
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</taxonomicName>
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.
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<taxonomicName id="489D4D1C0E51FFFDFCABF984FC57F9FF" authority="J.Roy & Bisset" box="[851,960,1624,1650]" class="Conjugatophyceae" family="Desmidiaceae" genus="Cosmarium" kingdom="Plantae" order="Zygnematales" pageId="3" pageNumber="243" phylum="Charophyta" rank="species" species="grantii">
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<emphasis id="BDE9EA8D0E51FFFDFCABF984FC57F9FF" box="[851,960,1624,1650]" italics="true" pageId="3" pageNumber="243">C. grantii</emphasis>
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</taxonomicName>
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differs from that latter species by cells that are but slightly longer than broad, resulting in an almost quadrate cell shape. Quoting
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<bibRefCitation id="EB0C4B6E0E51FFFDFB86F9A0FA3CF91B" author="Roy, J. & Bisset, J. P." box="[1150,1451,1659,1686]" pageId="3" pageNumber="243" pagination="100 - 105" refId="ref4691" refString="Roy, J. & Bisset, J. P. (1894) On Scottish desmidieae (5). Annals of Scottish Natural History 10: 100 - 105." type="journal article" year="1894">Roy & Bisset (1894: 102)</bibRefCitation>
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cells are ‘nearly as broad as long’ [so not ‘almost as long as broad’ as stated in
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<bibRefCitation id="EB0C4B6E0E51FFFDFBD9F97CFAAAF934" author="West, W. & West, G. S." box="[1057,1341,1695,1722]" pageId="3" pageNumber="243" refId="ref4943" refString="West, W. & West, G. S. (1912) A Monograph of the British Desmidiaceae. Vol. IV. Ray Society, London, 191 pp. https: // doi. org / 10.5962 / bhl. title. 1619" type="book" year="1912">West & West (1912: 38)</bibRefCitation>
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!] Cells of
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<taxonomicName id="489D4D1C0E51FFFDFF70F918FEACF953" authorityName="Van Westen & Coesel" authorityYear="2021" box="[136,315,1732,1758]" class="Conjugatophyceae" family="Desmidiaceae" genus="Cosmarium" kingdom="Plantae" order="Zygnematales" pageId="3" pageNumber="243" phylum="Charophyta" rank="species" species="neocrenatum">
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<emphasis id="BDE9EA8D0E51FFFDFF70F918FEACF953" box="[136,315,1732,1758]" italics="true" pageId="3" pageNumber="243">C. neocrenatum</emphasis>
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</taxonomicName>
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on the contrary, as depicted in the manuals mentioned, are distinctly longer than broad, resulting in a roughly rectangular cell shape. An additional differentiating feature may be found in the supraisthmial cell wall sculpture. Whereas that ornamentation in
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<taxonomicName id="489D4D1C0E51FFFDFD80F8D0FCB9F8AB" authorityName="Van Westen & Coesel" authorityYear="2021" box="[632,814,1804,1830]" class="Conjugatophyceae" family="Desmidiaceae" genus="Cosmarium" kingdom="Plantae" order="Zygnematales" pageId="3" pageNumber="243" phylum="Charophyta" rank="species" species="neocrenatum">
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<emphasis id="BDE9EA8D0E51FFFDFD80F8D0FCB9F8AB" box="[632,814,1804,1830]" italics="true" pageId="3" pageNumber="243">C. neocrenatum</emphasis>
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</taxonomicName>
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usually largely consists of a series of 3-6 longitudinal costae, in Roy & Bissets’ diagnosis (1894: 102) of
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<taxonomicName id="489D4D1C0E51FFFDFD42F8ECFCB1F8C7" authorityName="J.Roy & Bisset" box="[698,806,1840,1866]" class="Conjugatophyceae" family="Desmidiaceae" genus="Cosmarium" kingdom="Plantae" order="Zygnematales" pageId="3" pageNumber="243" phylum="Charophyta" rank="species" species="grantii">
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<emphasis id="BDE9EA8D0E51FFFDFD42F8ECFCB1F8C7" box="[698,806,1840,1866]" italics="true" pageId="3" pageNumber="243">C. grantii</emphasis>
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</taxonomicName>
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they mention ‘five pairs of prominent granules at the base of each semi-cell’, see also the corresponding picture in
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<bibRefCitation id="EB0C4B6E0E51FFFDFCF3F888FC12F8E3" author="Roy, J." box="[779,901,1875,1902]" pageId="3" pageNumber="243" pagination="170 - 180" refId="ref4666" refString="Roy, J. (1893) On Scottish desmidieae (2). Annals of Scottish Natural History 7: 170 - 180." type="journal article" year="1893">Roy (1893</bibRefCitation>
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, pl. 1: 10). Considering the cells depicted in our figs 1, 11 and 30, those cells well meet the characteristics of
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<taxonomicName id="489D4D1C0E51FFFDFCBBF8A4FC26F81F" authorityName="J.Roy & Bisset" box="[835,945,1912,1938]" class="Conjugatophyceae" family="Desmidiaceae" genus="Cosmarium" kingdom="Plantae" order="Zygnematales" pageId="3" pageNumber="243" phylum="Charophyta" rank="species" species="grantii">
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<emphasis id="BDE9EA8D0E51FFFDFCBBF8A4FC26F81F" box="[835,945,1912,1938]" italics="true" pageId="3" pageNumber="243">C. grantii</emphasis>
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</taxonomicName>
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. A relevant additional differentiating feature regarding
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<taxonomicName id="489D4D1C0E51FFFDFF04F840FE39F83B" authorityName="Van Westen & Coesel" authorityYear="2021" box="[252,430,1948,1974]" class="Conjugatophyceae" family="Desmidiaceae" genus="Cosmarium" kingdom="Plantae" order="Zygnematales" pageId="3" pageNumber="243" phylum="Charophyta" rank="species" species="neocrenatum">
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<emphasis id="BDE9EA8D0E51FFFDFF04F840FE39F83B" box="[252,430,1948,1974]" italics="true" pageId="3" pageNumber="243">C. neocrenatum</emphasis>
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</taxonomicName>
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could be in their ecology. Whereas in
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<collectingCountry id="F78A760F0E51FFFDFC9FF847FB8FF83B" box="[871,1048,1947,1973]" name="Netherlands" pageId="3" pageNumber="243">the Netherlands</collectingCountry>
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<taxonomicName id="489D4D1C0E51FFFDFBD9F840FB44F83B" authorityName="Van Westen & Coesel" authorityYear="2021" box="[1057,1235,1948,1974]" class="Conjugatophyceae" family="Desmidiaceae" genus="Cosmarium" kingdom="Plantae" order="Zygnematales" pageId="3" pageNumber="243" phylum="Charophyta" rank="species" species="neocrenatum">
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<emphasis id="BDE9EA8D0E51FFFDFBD9F840FB44F83B" box="[1057,1235,1948,1974]" italics="true" pageId="3" pageNumber="243">C. neocrenatum</emphasis>
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</taxonomicName>
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is characteristic of slightly acidic to circumneutral substrates in fen hollows,
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<taxonomicName id="489D4D1C0E51FFFDFCE9F81CFCE9F857" authorityName="J.Roy & Bisset" box="[785,894,1984,2010]" class="Conjugatophyceae" family="Desmidiaceae" genus="Cosmarium" kingdom="Plantae" order="Zygnematales" pageId="3" pageNumber="243" phylum="Charophyta" rank="species" species="grantii">
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<emphasis id="BDE9EA8D0E51FFFDFCE9F81CFCE9F857" box="[785,894,1984,2010]" italics="true" pageId="3" pageNumber="243">C. grantii</emphasis>
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</taxonomicName>
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, as known from a number of sites in the province of
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<collectingRegion id="4D59F87D0E51FFFDFF5EF83FFE94F873" box="[166,259,2019,2045]" country="Netherlands" name="Drenthe" pageId="3" pageNumber="243">Drenthe</collectingRegion>
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, was encountered on wet acidic substrates in moorland areas.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |