245 lines
17 KiB
XML
245 lines
17 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/phytokeys.208.80382" ID-Pensoft-Pub="1314-2003-208-1" ID-Pensoft-UUID="F47A23EA345757E29C2800F6D51CEE05" ModsDocID="1314-2003-208-1" checkinTime="1663786009364" checkinUser="pensoft" docAuthor="Martinez-Dominguez, Lili, Nicolalde-Morejon, Fernando, Vergara-Silva, Francisco & Stevenson, Dennis Wm." docDate="2022" docId="FEC37F523E7B59B2818B8BA674999F43" docLanguage="en" docName="PhytoKeys 208: 1-102" docOrigin="PhytoKeys 208" docPubDate="2022-09-21" docSource="http://dx.doi.org/10.3897/phytokeys.208.80382" docTitle="Ceratozamia osbornei D. W. Stev., Mart. - Domínguez & Nic. - Mor. 2022, sp. nov." docType="treatment" docVersion="1" id="F47A23EA345757E29C2800F6D51CEE05" lastPageNumber="1" masterDocId="F47A23EA345757E29C2800F6D51CEE05" masterDocTitle="Monograph of Ceratozamia (Zamiaceae, Cycadales): an endangered genus" masterLastPageNumber="102" masterPageNumber="1" pageNumber="1" updateTime="1663786009364" updateUser="pensoft">
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<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo>
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<mods:title>Monograph of Ceratozamia (Zamiaceae, Cycadales): an endangered genus</mods:title>
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</mods:titleInfo>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Martinez-Dominguez, Lili</mods:namePart>
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<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0003-1158-1501</mods:nameIdentifier>
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<mods:affiliation>Posgrado en Ciencias Biologicas, Instituto de Biologia, Universidad Nacional Autonoma de Mexico, 3 er. Circuito Exterior, Ciudad Universitaria, 04510, Coyoacan, CDMX, Mexico</mods:affiliation>
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<mods:nameIdentifier type="email">lilimartinezd@gmail.com</mods:nameIdentifier>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Nicolalde-Morejon, Fernando</mods:namePart>
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<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0003-1423-7474</mods:nameIdentifier>
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<mods:affiliation>Laboratorio de Teoria Evolutiva e Historia de la Ciencia, Instituto de Biologia, Universidad Nacional Autonoma de Mexico, 3 er. Circuito Exterior, Ciudad Universitaria, 04510, Coyoacan, CDMX. Mexico</mods:affiliation>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Vergara-Silva, Francisco</mods:namePart>
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<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0001-5024-268X</mods:nameIdentifier>
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<mods:affiliation>Posgrado en Ciencias Biologicas, Instituto de Biologia, Universidad Nacional Autonoma de Mexico, 3 er. Circuito Exterior, Ciudad Universitaria, 04510, Coyoacan, CDMX, Mexico</mods:affiliation>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Stevenson, Dennis Wm.</mods:namePart>
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<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0002-2986-7076</mods:nameIdentifier>
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<mods:affiliation>Laboratorio de Taxonomia Integrativa, Instituto de Investigaciones Biologicas, Universidad Veracruzana, Xalapa, 91190, Veracruz. Mexico</mods:affiliation>
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<mods:nameIdentifier type="email">dws@nybg.org</mods:nameIdentifier>
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</mods:name>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:relatedItem type="host">
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<mods:titleInfo>
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<mods:title>PhytoKeys</mods:title>
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</mods:titleInfo>
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<mods:part>
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<mods:date>2022</mods:date>
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<mods:detail type="pubDate">
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<mods:number>2022-09-21</mods:number>
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</mods:detail>
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<mods:detail type="volume">
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<mods:number>208</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>1</mods:start>
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<mods:end>102</mods:end>
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</mods:extent>
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</mods:part>
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</mods:relatedItem>
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<mods:location>
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<mods:url>http://dx.doi.org/10.3897/phytokeys.208.80382</mods:url>
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</mods:location>
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<mods:classification>journal article</mods:classification>
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<mods:identifier type="DOI">http://dx.doi.org/10.3897/phytokeys.208.80382</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1314-2003-208-1</mods:identifier>
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||
<mods:identifier type="Pensoft-UUID">F47A23EA345757E29C2800F6D51CEE05</mods:identifier>
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||
</mods:mods>
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<treatment LSID="urn:lsid:plazi:treatment:FEC37F523E7B59B2818B8BA674999F43" httpUri="http://treatment.plazi.org/id/FEC37F523E7B59B2818B8BA674999F43" lastPageNumber="1" pageId="0" pageNumber="1">
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<subSubSection pageId="0" pageNumber="1" type="nomenclature">
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<paragraph pageId="0" pageNumber="1">
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25.
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<taxonomicName LSID="FEC37F52-3E7B-59B2-818B-8BA674999F43" authority="D. W. Stev., Mart. - Domínguez & Nic. - Mor." authorityName="D. W. Stev., Mart. - Domínguez & Nic. - Mor." authorityYear="2022" class="Cycadopsida" family="Zamiaceae" genus="Ceratozamia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Ceratozamia osbornei" order="Cycadales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="osbornei" status="sp. nov.">
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Ceratozamia osbornei D.W.Stev., Mart.-
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<normalizedToken originalValue="Domínguez">Dominguez</normalizedToken>
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& Nic.-Mor.
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</taxonomicName>
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<taxonomicNameLabel pageId="0" pageNumber="1">sp. nov.</taxonomicNameLabel>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="description">
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<paragraph pageId="0" pageNumber="1">
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<figureCitation captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Illustration of Ceratozamia osbornei A pollen strobilus at maturity B variation of leaflets C microsporophyll D ovulate strobilus at maturity E adult plant A-C based on B. K. Holst 4105 and D, E based on cultivated plant in Fairchild Tropical Botanic Garden." figureDoi="10.3897/phytokeys.208.80382.figure5" httpUri="https://binary.pensoft.net/fig/746064" pageId="0" pageNumber="1">Figs 5</figureCitation>
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<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Ovulate strobilus of Ceratozamia osbornei A immature ovulate strobilus B mature ovulate strobilus. These photos were taken in Fairchild Tropical Botanic Garden." figureDoi="10.3897/phytokeys.208.80382.figure6" httpUri="https://binary.pensoft.net/fig/746065" pageId="0" pageNumber="1">, 6</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="diagnosis">
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<paragraph pageId="0" pageNumber="1">Diagnosis.</paragraph>
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<paragraph pageId="0" pageNumber="1">
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Similar to
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<taxonomicName class="Cycadopsida" family="Zamiaceae" genus="Ceratozamia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Ceratozamia robusta" order="Cycadales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="robusta">
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<emphasis italics="true" pageId="0" pageNumber="1">Ceratozamia robusta</emphasis>
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</taxonomicName>
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and
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<taxonomicName family="Zamiaceae" kingdom="Plantae" lsidName="C. subroseophylla" order="Cycadales" pageId="0" pageNumber="1" rank="species" species="subroseophylla">
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<emphasis italics="true" pageId="0" pageNumber="1">C. subroseophylla</emphasis>
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</taxonomicName>
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, but distinguished by characters of reproductive structures. It has megasporophylls with abundant purple to wine-colored trichomes, ovulate strobili with an acuminate apex and up to 12 orthostichies with 31 sporophylls per orthostichy and pollen strobili with a long infertile portion from 0.65 to 0.80 cm long.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="materials_examined">
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<paragraph pageId="0" pageNumber="1">
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<typeStatus>Type</typeStatus>
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.
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</paragraph>
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<paragraph pageId="0" pageNumber="1">
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<materialsCitation collectingDate="1992-04-06" collectorName="B. K. Holst" country="BELIZE" location="Columbia River Forest Reserve" municipality="Southwestern Maya Mountains" specimenCount="1" stateProvince="Toledo" typeStatus="holotype">
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<collectingCountry name="Belize">BELIZE</collectingCountry>
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.
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<collectingRegion country="Belize" name="Toledo">Toledo</collectingRegion>
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:
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<collectingMunicipality>Southwestern Maya Mountains</collectingMunicipality>
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,
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<location LSID="urn:lsid:plazi:treatment:FEC37F523E7B59B2818B8BA674999F43:EA5C9E3E3DE1CD2F48A98808374ACC7D" country="BELIZE" municipality="Southwestern Maya Mountains" name="Columbia River Forest Reserve" stateProvince="Toledo">Columbia River Forest Reserve</location>
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, Union Camp.
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<collectingDate value="1992-04-06">6 Apr 1992</collectingDate>
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,
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<emphasis italics="true" pageId="0" pageNumber="1">
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<collectorName>B.K. Holst</collectorName>
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4105
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</emphasis>
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(
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<typeStatus>holotype</typeStatus>
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: NY! [01340569]; isotype: MO! [acc. # 04661737, 04661738])
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</materialsCitation>
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.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="description">
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<paragraph pageId="0" pageNumber="1">Description.</paragraph>
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<paragraph pageId="0" pageNumber="1">
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<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Stem</emphasis>
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30-200 cm long, 20-40 cm in diameter, epigeous, generally decumbent.
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<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Cataphylls</emphasis>
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5.5-8
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<normalizedToken originalValue="×">x</normalizedToken>
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2-3 cm wide at the base, persistent, triangular, reddish brown, brown tomentose at emergence, glabrous at maturity, apex acuminate.
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<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Leaves</emphasis>
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12-50, 90-300 cm long, ascending, brown at emergence, with whitish gray trichomes, glabrous at maturity.
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<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Petiole</emphasis>
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75-100 cm long, terete, linear, greenish brown or dark brown at emergence, green in mature leaves; with 20-40 robust prickles, 0.20-0.45 cm long.
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<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Rachis</emphasis>
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90-200 cm long, terete, linear, greenish brown or dark brown at emergence, green in mature leaves, with prickles.
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<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Leaflets</emphasis>
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26-51 pairs, opposite to subopposite, insertion in one plane, lanceolate, longitudinally curved abaxially to planar, not basally falcate, papyraceous, flat, dark green, adaxial side glabrous, abaxial side glabrous, distal end with entire margins, acuminate and symmetric at the apex, attenuate at base, with conspicuous and light-green veins; median leaflets 30-45
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<normalizedToken originalValue="×">x</normalizedToken>
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2.5-4.0 cm, 1.7-5 cm between leaflets; articulations 0.9-1.6 cm wide, brown in young leaves and green in mature leaves.
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<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Pollen strobili</emphasis>
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60-80 cm long, 7-9 cm in diameter, solitary, cylindrical, erect, green with wine trichomes at emergence, greenish yellow at maturity with wine to purple trichomes; peduncle 7-11 cm long, 2.5-3.5 cm in diameter, tomentose, brown; microsporophylls 2.0-3.3
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<normalizedToken originalValue="×">x</normalizedToken>
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1.1-1.85 cm, obconic with a non-recurved distal face and deeply lobate fertile portion, infertile portion 0.65-0.80 cm long and rounded with straight horns 0.20-0.29 cm long, 0.55-0.75 cm and a right angle between the horns.
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<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Ovulate strobili</emphasis>
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30-50 cm long, 9-14 cm in diameter, solitary, cylindrical, erect, green with abundant wine to dark purple trichomes at emergence, green with abundant dark purple trichomes at maturity, acuminate apex; peduncle 12-20 cm long, 2.5-4.5 cm in diameter, erect, tomentose, reddish brown; megasporophylls 108-280, 9-12 orthostichies with 12-31 sporophylls per orthostichy, 1.8-2.3
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<normalizedToken originalValue="×">x</normalizedToken>
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2.3-4.1 cm, with a prominent distal face, horns straight and 0.36-0.50 cm long, 0.90-1.35 cm between horns with a right angle between the horns.
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<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Seeds</emphasis>
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3.0-4.5 cm long, 2.0-3.0 cm in diameter, ovate, sarcotesta whitish pink when immature, light brown at maturity.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="distribution">
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<paragraph pageId="0" pageNumber="1">Distribution and habitat.</paragraph>
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<paragraph pageId="0" pageNumber="1">
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<taxonomicName class="Cycadopsida" family="Zamiaceae" genus="Ceratozamia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Ceratozamia osbornei" order="Cycadales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="osbornei">
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<emphasis italics="true" pageId="0" pageNumber="1">Ceratozamia osbornei</emphasis>
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</taxonomicName>
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is endemic to Belize (Fig.
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<figureCitation captionStart="Figure 22" captionStartId="F22" captionText="Figure 22. Distribution of Ceratozamia species. A C. osbornei B C. robusta C C. sabatoi D C. sancheziae." figureDoi="10.3897/phytokeys.208.80382.figure22" httpUri="https://binary.pensoft.net/fig/746081" pageId="0" pageNumber="1">22A</figureCitation>
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), where it occurs in evergreen tropical forest on karstic rocks with abundant organic matter between 200 and 750 m elevation.
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</paragraph>
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<caption doi="10.3897/phytokeys.208.80382.figure22" httpUri="https://binary.pensoft.net/fig/746081" pageId="0" pageNumber="1" start="Figure 22" startId="F22">
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<paragraph pageId="0" pageNumber="1">
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<emphasis bold="true" pageId="0" pageNumber="1">Figure 22.</emphasis>
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Distribution of
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<taxonomicName class="Cycadopsida" family="Zamiaceae" genus="Ceratozamia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Ceratozamia" order="Cycadales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="genus">
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<emphasis italics="true" pageId="0" pageNumber="1">Ceratozamia</emphasis>
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</taxonomicName>
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species.
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<emphasis bold="true" pageId="0" pageNumber="1">A</emphasis>
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<taxonomicName family="Zamiaceae" kingdom="Plantae" lsidName="C. osbornei" order="Cycadales" pageId="0" pageNumber="1" rank="species" species="osbornei">
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<emphasis italics="true" pageId="0" pageNumber="1">C. osbornei</emphasis>
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</taxonomicName>
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<emphasis bold="true" pageId="0" pageNumber="1">B</emphasis>
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<taxonomicName family="Zamiaceae" kingdom="Plantae" lsidName="C. robusta" order="Cycadales" pageId="0" pageNumber="1" rank="species" species="robusta">
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<emphasis italics="true" pageId="0" pageNumber="1">C. robusta</emphasis>
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</taxonomicName>
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<emphasis bold="true" pageId="0" pageNumber="1">C</emphasis>
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<taxonomicName family="Zamiaceae" kingdom="Plantae" lsidName="C. sabatoi" order="Cycadales" pageId="0" pageNumber="1" rank="species" species="sabatoi">
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<emphasis italics="true" pageId="0" pageNumber="1">C. sabatoi</emphasis>
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</taxonomicName>
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<emphasis bold="true" pageId="0" pageNumber="1">D</emphasis>
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<taxonomicName family="Zamiaceae" kingdom="Plantae" lsidName="C. sancheziae" order="Cycadales" pageId="0" pageNumber="1" rank="species" species="sancheziae">
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<emphasis italics="true" pageId="0" pageNumber="1">C. sancheziae</emphasis>
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</taxonomicName>
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.
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="etymology">
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<paragraph pageId="0" pageNumber="1">Etymology.</paragraph>
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<paragraph pageId="0" pageNumber="1">The specific epithet honors Roy Osborne in recognition of his remarkable contributions to the knowledge of the cycad diversity in the world. In particular, he has actively participated in the project "The World List of Cycads" since its inception (https://www.cycadlist.org).</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="common names">
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<paragraph pageId="0" pageNumber="1">Common names.</paragraph>
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<paragraph pageId="0" pageNumber="1">None recorded.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="uses">
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<paragraph pageId="0" pageNumber="1">Uses.</paragraph>
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<paragraph pageId="0" pageNumber="1">None recorded.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="conservation status">
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<paragraph pageId="0" pageNumber="1">Conservation status.</paragraph>
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<paragraph pageId="0" pageNumber="1">There is insufficient data for evaluation, but it is known that some populations have more than 100 plants.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="paratypes">
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<paragraph pageId="0" pageNumber="1">Paratypes.</paragraph>
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<paragraph pageId="0" pageNumber="1">
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BELIZE.
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<emphasis bold="true" pageId="0" pageNumber="1">Cayo</emphasis>
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: 19 Aug 2008,
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<emphasis italics="true" pageId="0" pageNumber="1">M. Calonje et al</emphasis>
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.
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<emphasis italics="true" pageId="0" pageNumber="1">BZ08-042</emphasis>
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(FTG); 20 Aug 2008,
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<emphasis italics="true" pageId="0" pageNumber="1">M. Calonje et al</emphasis>
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.
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<emphasis italics="true" pageId="0" pageNumber="1">BZ08-056</emphasis>
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(FTG); 25 Feb 1992,
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<emphasis italics="true" pageId="0" pageNumber="1">C. Hubbuch et al.</emphasis>
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(FTG); 6 Apr 1971,
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<emphasis italics="true" pageId="0" pageNumber="1">S. Kiem s.n.</emphasis>
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[027932] (FTG); Spring, 1973,
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<emphasis italics="true" pageId="0" pageNumber="1">S. Kiem s.n.</emphasis>
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[027929] (FTG); 550 m, 4 Aug 1980,
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<emphasis italics="true" pageId="0" pageNumber="1">Sutton et al. 15</emphasis>
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(MEXU, MO); 455 m, 12 Dec 1996,
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<emphasis italics="true" pageId="0" pageNumber="1">T. Hawkins 1186</emphasis>
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(NY, MO).
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<emphasis bold="true" pageId="0" pageNumber="1">Toledo</emphasis>
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: 750 m, 15 May 1979,
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<emphasis italics="true" pageId="0" pageNumber="1">C. Whitefoord 1764</emphasis>
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(BM); 800-1,200 m, 23-27 Apr 1976,
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<emphasis italics="true" pageId="0" pageNumber="1">G.R. Proctor 35985</emphasis>
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(BM, MO).
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |