164 lines
16 KiB
XML
164 lines
16 KiB
XML
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<mods:title id="8DD64AA88279E8BDA1742E03B904A0A1">Pseudofilamentous desmids (Zygnematophyceae) from an Amazonian floodplain lake (Macapá, AP, Brazil)</mods:title>
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<mods:namePart id="531F1F0F4B264710AB47BB66514365D0">Araújo, Camila Barbosa de</mods:namePart>
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<mods:namePart id="4CC9B41D7D6F72CAF1ACD72982035A7B">Bicudo, Carlos Eduardo de Mattos</mods:namePart>
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<mods:namePart id="27C40CF4AC174BF3EA372AAF385F0EF8">Takiyama, Luís Roberto</mods:namePart>
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<mods:namePart id="5A0BC248A3EB5B9CAE736D06A0DEE6A9">Melo, Sérgio de</mods:namePart>
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<mods:title id="E6710ECEF0DF0F52EACD8BF29CBD511C">Iheringia, Série Botânica</mods:title>
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<mods:date id="753A3DD9BA980D0E28B2A94CB41CDBE7">2020</mods:date>
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<mods:title id="717258A39C3839A02E8B21F80026981F">e 2020010</mods:title>
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<mods:identifier id="81419FF35D87BA123444F1DD350C78B6" type="ISSN">2446-8231</mods:identifier>
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<treatment id="F5215915FFA2E224FCD6FB9E2186566C" LSID="urn:lsid:plazi:treatment:F5215915FFA2E224FCD6FB9E2186566C" httpUri="http://treatment.plazi.org/id/F5215915FFA2E224FCD6FB9E2186566C" lastPageId="6" lastPageNumber="7" pageId="5" pageNumber="6">
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<subSubSection id="3592BB88FFA2E227FCD6FB9E270E53D5" pageId="5" pageNumber="6" type="nomenclature">
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<paragraph id="7D37E803FFA2E227FCD6FB9E270E53D5" blockId="5.[782,1388,1079,1423]" pageId="5" pageNumber="6">
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<taxonomicName id="BA889380FFA2E227FCD6FB9E20B7532A" authority="Nordstedt" authorityName="Nordstedt" class="Conjugatophyceae" family="Desmidiaceae" genus="Desmidium" kingdom="Plantae" order="Zygnematales" pageId="5" pageNumber="6" phylum="Charophyta" rank="variety" species="quadratum" variety="constrictum">
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<emphasis id="4FFC3411FFA2E227FCD6FB9E2716530A" bold="true" box="[782,1058,1079,1103]" italics="true" pageId="5" pageNumber="6">Desmidium quadratum</emphasis>
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Nordstedt var.
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<emphasis id="4FFC3411FFA2E227FB07FB9E265F530A" bold="true" box="[1247,1387,1079,1103]" italics="true" pageId="5" pageNumber="6">constrictum</emphasis>
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Nordstedt
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</taxonomicName>
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, Kongliga Svenska Vetensk Akademiens Handlingar 22(8): 25. 1888.
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</paragraph>
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</subSubSection>
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<subSubSection id="3592BB88FFA2E227FCD6FB3E261752CA" pageId="5" pageNumber="6" type="description">
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<paragraph id="7D37E803FFA2E227FCD6FB3E205853F5" blockId="5.[782,1388,1079,1423]" box="[782,876,1175,1200]" pageId="5" pageNumber="6">
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(
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<figureCitation id="E5B3F486FFA2E227FCCEFB3E205753F5" box="[790,867,1175,1200]" captionStart="Figs" captionStartId="7.[140,179,1450,1469]" captionTargetBox="[147,1377,166,1428]" captionTargetId="figure-25@7.[140,1389,151,1440]" captionTargetPageId="7" captionText="Figs. 3-15. Pseudofilamentous desmids of Curralinho Lake, Macapá, Amapá, Brazil. 3 A-C. Bambusina borreri. A, B. detailed cells; C. detailed pseudofilament; 4. B. borreri var. brasiliensis; 5 A-B. B. borreri var. majus, detailed cells and pseudofilaments; 6. Desmidium baileyi var. baileyi f. bailey; 7 A-B. D. elegans. A. detailed pseudofilament, B. detailed cell; 8 A-B. D. graciliceps var. graciliceps. A. frontal view of the pseudofilament, B. slight modification of the pseudofilament frontal view; 9. D. graciliceps var. groenbladii; 10 A-C. D. longatum. A. pseudofilament frontal view, B. formation of the elongate conjugation tube, C. zygospore; 11 A-B. D. quadratum var. quadratum. A. detailed pseudofilament, B. detailed cells; 12. D. quadratum var. constrictum; 13 A-B. Groenbladia neglecta var. neglecta. A. detailed pseudofilament, B. detailed cells; 14 A-B. G. neglecta var. elongata. A. detailed pseudofilament, B. detailed cells; 15. Haplozyga armata var. armata. Scale bars = 10 µm." figureDoi="http://doi.org/10.5281/zenodo.10950882" httpUri="https://zenodo.org/record/10950882/files/figure.png" pageId="5" pageNumber="6">Fig. 12</figureCitation>
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)
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</paragraph>
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<paragraph id="7D37E803FFA2E227FCECFB1E261752CA" blockId="5.[782,1388,1079,1423]" pageId="5" pageNumber="6">Cell were about as broad as they were long, 35 × 36 μm, 22 μm broad at the apex and 32 μm broad at the isthmus. Semicells pyramidal-truncated; straight apical margins; lateral margins convergent, undulated, and slightly concave at the subapical region; rounded basal angles; shallow to slightly deep median constriction; open median sinus; hyaline to light brown cell wall; axial chloroplast.</paragraph>
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</subSubSection>
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<subSubSection id="3592BB88FFA2E227FCD6FA1E266052AA" pageId="5" pageNumber="6" type="materials_examined">
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<paragraph id="7D37E803FFA2E227FCD6FA1E266052AA" blockId="5.[782,1386,1463,1520]" pageId="5" pageNumber="6">
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<emphasis id="4FFC3411FFA2E227FCD6FA1E2730528A" bold="true" box="[782,1028,1463,1487]" pageId="5" pageNumber="6">Material examined:</emphasis>
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<materialsCitation id="CDE0E25EFFA2E227FBD7FA11267B52AA" collectingDate="2008-05-13" collectorName="C. B. Araujo" country="Brazil" location="Curralinho Lake" municipality="Macapa" pageId="5" pageNumber="6" specimenCount="1" stateProvince="Amapa">
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<collectingCountry id="059FA893FFA2E227FBD7FA1127495295" box="[1039,1149,1464,1488]" name="Brazil" pageId="5" pageNumber="6">BRAZIL</collectingCountry>
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,
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<collectingRegion id="BF4C26E1FFA2E227FB55FA1127C25297" box="[1165,1270,1464,1490]" country="Brazil" name="Amapa" pageId="5" pageNumber="6">AMAPÁ</collectingRegion>
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,
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<collectingMunicipality id="9D537279FFA2E227FAD2FA1126535295" box="[1290,1383,1464,1488]" pageId="5" pageNumber="6">Macapá</collectingMunicipality>
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,
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<location id="7857BED8FFA2E227FCD7FA7E20F552AA" LSID="urn:lsid:plazi:treatment:F5215915FFA2E224FCD6FB9E2186566C:7857BED8FFA2E227FCD7FA7E20F552AA" box="[783,961,1495,1519]" country="Brazil" municipality="Macapa" name="Curralinho Lake" pageId="5" pageNumber="6" stateProvince="Amapa">Curralinho Lake</location>
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,
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<date id="0936CEC3FFA2E227FC14FA71270852B5" box="[972,1084,1496,1520]" pageId="5" pageNumber="6" value="2008-05-13">
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<collectingDate id="1972372BFFA2E227FC14FA71270852B5" box="[972,1084,1496,1520]" pageId="5" pageNumber="6" value="2008-05-13">13.V.2008</collectingDate>
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</date>
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,
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<emphasis id="4FFC3411FFA2E227FB9EFA7127F252AA" box="[1094,1222,1496,1519]" italics="true" pageId="5" pageNumber="6">
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<collectorName id="D07D8DD5FFA2E227FB9EFA7127F252AA" box="[1094,1222,1496,1519]" pageId="5" pageNumber="6">C.B. Araújo</collectorName>
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</emphasis>
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(SP469227)
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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="3592BB88FFA2E224FCD6F9BE229B57AA" lastPageId="6" lastPageNumber="7" pageId="5" pageNumber="6" type="discussion">
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<paragraph id="7D37E803FFA2E224FCD6F9BE229B57AA" blockId="5.[782,1388,1559,1968]" lastBlockId="6.[200,806,151,239]" lastPageId="6" lastPageNumber="7" pageId="5" pageNumber="6">
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<emphasis id="4FFC3411FFA2E227FCD6F9BE20BB516A" bold="true" box="[782,911,1559,1583]" pageId="5" pageNumber="6">Comments:</emphasis>
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this
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<taxonomicName id="BA889380FFA2E227FC66F9BE277A516A" box="[958,1102,1559,1583]" pageId="5" pageNumber="6" rank="variety" variety="differs">variety differs</taxonomicName>
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from the typically observed characteristics for the species. It presented larger cells with narrower apices and a shallow to slightly deep constriction in the mid region, which results in a constricted appearance of the pseudofilament. Förster (1964) proposed
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<taxonomicName id="BA889380FFA2E227FCD6F911279A518A" authority="Forster" authorityName="Forster" box="[782,1198,1719,1743]" class="Conjugatophyceae" family="Desmidiaceae" genus="Desmidium" kingdom="Plantae" order="Zygnematales" pageId="5" pageNumber="6" phylum="Charophyta" rank="variety" species="quadratum" variety="constrictum">
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<emphasis id="4FFC3411FFA2E227FCD6F9112091518A" box="[782,933,1719,1743]" italics="true" pageId="5" pageNumber="6">D. quadratum</emphasis>
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var.
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<emphasis id="4FFC3411FFA2E227FC04F911276E518A" box="[988,1114,1720,1743]" italics="true" pageId="5" pageNumber="6">constrictum</emphasis>
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Förster
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</taxonomicName>
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as a new variety, referring to it as
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<taxonomicName id="BA889380FFA2E227FC61F971277F51AA" box="[953,1099,1751,1775]" class="Conjugatophyceae" family="Desmidiaceae" genus="Desmidium" kingdom="Plantae" order="Zygnematales" pageId="5" pageNumber="6" phylum="Charophyta" rank="species" species="quadratum">
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<emphasis id="4FFC3411FFA2E227FC61F971277F51AA" box="[953,1099,1751,1775]" italics="true" pageId="5" pageNumber="6">D. quadratum</emphasis>
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</taxonomicName>
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f. “maior” Grönblad, based on
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<bibRefCitation id="191995F2FFA2E227FCEAF95E2734504A" author="Gronblad, R." box="[818,1024,1783,1807]" pageId="5" pageNumber="6" pagination="1 - 43" refId="ref12106" refString="Gronblad, R. 1945. De algis brasiliensibus, praecipue Desmidiaceis, in regione inferiore fluminis Amazonas, a professore August Ginzberger (Wien) anno 1927 collectis. Acta Societatis Scientiarum Fennicae, nova serie B 2 (6): 1 - 43." type="journal article" year="1945">Grönblad’s (1945)</bibRefCitation>
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material. These authors divided some specimens of
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<taxonomicName id="BA889380FFA2E227FC07F8B12741506A" box="[991,1141,1815,1839]" class="Conjugatophyceae" family="Desmidiaceae" genus="Desmidium" kingdom="Plantae" order="Zygnematales" pageId="5" pageNumber="6" phylum="Charophyta" rank="species" species="quadratum">
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<emphasis id="4FFC3411FFA2E227FC07F8B120C6506A" box="[991,1010,1816,1839]" italics="true" pageId="5" pageNumber="6">D</emphasis>
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.
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<emphasis id="4FFC3411FFA2E227FBD8F8BE2741506A" box="[1024,1141,1815,1839]" italics="true" pageId="5" pageNumber="6">quadratum</emphasis>
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</taxonomicName>
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into larger and smaller forms. However,
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<bibRefCitation id="191995F2FFA2E227FC14F89E27F35015" author="Croasdale, H. & Bicudo, C. E. M. & Prescott, G. M." box="[972,1223,1847,1872]" pageId="5" pageNumber="6" refId="ref11726" refString="Croasdale, H., Bicudo, C. E. M. & Prescott, G. M. 1983. A synopsis of North American desmids, 2: Desmidiaceae: Placoderm, 5: the filamentous genera. University of Nebraska Press, Lincoln. 117 p." type="book" year="1983">
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Croasdale
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<emphasis id="4FFC3411FFA2E227FB98F8912743500A" box="[1088,1143,1847,1871]" italics="true" pageId="5" pageNumber="6">et al.</emphasis>
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(1983)
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</bibRefCitation>
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used the name
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<taxonomicName id="BA889380FFA2E227FCD6F8FE263D502A" authority="Nordstedt" authorityName="Nordstedt" box="[782,1289,1879,1903]" class="Conjugatophyceae" family="Desmidiaceae" genus="Desmidium" kingdom="Plantae" order="Zygnematales" pageId="5" pageNumber="6" phylum="Charophyta" rank="variety" species="quadratum" variety="constrictum">
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<emphasis id="4FFC3411FFA2E227FCD6F8FE20CC502A" box="[782,1016,1879,1903]" italics="true" pageId="5" pageNumber="6">Desmidium quadratum</emphasis>
|
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var.
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<emphasis id="4FFC3411FFA2E227FBFFF8F127AB502A" box="[1063,1183,1880,1903]" italics="true" pageId="5" pageNumber="6">constrictum</emphasis>
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Nordstedt
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</taxonomicName>
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proposed by Nordstedt (1888) and should be considered legitimate because it refers to
|
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<bibRefCitation id="191995F2FFA2E227FC01F83E274650F5" author="Wolle, F." box="[985,1138,1943,1968]" pageId="5" pageNumber="6" pagination="13 - 17" refId="ref13987" refString="Wolle, F. 1884. Fresh-water algae VIII. Bulletin of the Torrey Botanical Club 11: 13 - 17." type="journal article" year="1884">Wolle’s (1884</bibRefCitation>
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: pl. 49, fig. 5). The new
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<taxonomicName id="BA889380FFA1E224FF10FF3E22B657EA" box="[200,386,151,175]" pageId="6" pageNumber="7" rank="variety" variety="proposed">variety proposed</taxonomicName>
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by Förster (1964) based on Brazilian material must be rejected, and its occurrence only reported in
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<collectingRegion id="BF4C26E1FFA1E224FF3CFF7E226857AB" box="[228,348,215,239]" country="Brazil" name="Goias" pageId="6" pageNumber="7">Goiás state</collectingRegion>
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,
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<collectingCountry id="059FA893FFA1E224FEBFFF7E229857AA" box="[359,428,215,239]" name="Brazil" pageId="6" pageNumber="7">Brazil</collectingCountry>
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.
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</paragraph>
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</subSubSection>
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<subSubSection id="3592BB88FFA1E224FF10FEB82186566C" box="[200,690,273,297]" pageId="6" pageNumber="7" type="distribution">
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<paragraph id="7D37E803FFA1E224FF10FEB82186566C" blockId="6.[200,690,273,297]" box="[200,690,273,297]" pageId="6" pageNumber="7">
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||
<emphasis id="4FFC3411FFA1E224FF10FEB822F2566C" bold="true" box="[200,454,273,297]" pageId="6" pageNumber="7">
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Distribution in
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<collectingCountry id="059FA893FFA1E224FEAFFEB822F5566C" box="[375,449,273,297]" name="Brazil" pageId="6" pageNumber="7">Brazil</collectingCountry>
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:
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</emphasis>
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<collectingRegion id="BF4C26E1FFA1E224FE14FEB8213E566C" box="[460,522,273,297]" country="Brazil" name="Goias" pageId="6" pageNumber="7">Goiás</collectingRegion>
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(Förster 1964).
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |