treatments-xml/data/EC/9E/2E/EC9E2E289BCA5F1FAA27DC211548319C.xml

<document ID-DOI="http://dx.doi.org/10.3897/phytokeys.100.23152" ID-PMC="PMC6023955" ID-Pensoft-Pub="1314-2003-100-91" ID-Pensoft-UUID="117AFFB5FFE90945FB26EE02FF92FFA4" ID-PubMed="29962891" ID-Zenodo-Dep="1300062" ModsDocID="1314-2003-100-91" checkinTime="1529641986672" checkinUser="pensoft" docAuthor="Martinez-Dominguez, Lili, Nicolalde-Morejon, Fernando, Vergara-Silva, Francisco &amp; Stevenson, Dennis Wm." docDate="2018" docId="EC9E2E289BCA5F1FAA27DC211548319C" docLanguage="en" docName="PhytoKeys 100: 91-124" docOrigin="PhytoKeys 100" docPubDate="2018-06-21" docSource="http://dx.doi.org/10.3897/phytokeys.100.23152" docTitle="Ceratozamia latifolia Hort. Belg. ex Miq. Tijdschr. Wis-Natuurk. Wetensch. Eerste Kl. Kon. Ned. Inst. Wetensch. 1 (4): 206. 1848." docType="treatment" docVersion="3" id="117AFFB5FFE90945FB26EE02FF92FFA4" lastPageNumber="105" masterDocId="117AFFB5FFE90945FB26EE02FF92FFA4" masterDocTitle="Taxonomic review of Ceratozamia (Zamiaceae) in the Sierra Madre Oriental, Mexico" masterLastPageNumber="124" masterPageNumber="91" pageNumber="102" updateTime="1668138916235" updateUser="ExternalLinkService">
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<mods:titleInfo>
<mods:title>Taxonomic review of Ceratozamia (Zamiaceae) in the Sierra Madre Oriental, Mexico</mods:title>
</mods:titleInfo>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Martinez-Dominguez, Lili</mods:namePart>
<mods:affiliation>Laboratorio de Taxonomia Integrativa, Instituto de Investigaciones Biologicas, Universidad Veracruzana, Xalapa, 91190, Veracruz, Mexico &amp; Centro de Investigaciones Tropicales, Universidad Veracruzana, Jose Maria Morelos 44, Zona Centro, Xalapa, 91000, Veracruz, Mexico</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Nicolalde-Morejon, Fernando</mods:namePart>
<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0003-1423-7474</mods:nameIdentifier>
<mods:affiliation>Laboratorio de Taxonomia Integrativa, Instituto de Investigaciones Biologicas, Universidad Veracruzana, Xalapa, 91190, Veracruz, Mexico</mods:affiliation>
<mods:nameIdentifier type="email">f_nicolalde@yahoo.com</mods:nameIdentifier>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Vergara-Silva, Francisco</mods:namePart>
<mods:affiliation>Laboratorio de Sistematica Molecular (Jardin Botanico), Instituto de Biologia, Universidad Nacional Autonoma de Mexico, 3 er Circuito Exterior, Ciudad Universitaria, Coyoacan 04510, Mexico, D. F., Mexico</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Stevenson, Dennis Wm.</mods:namePart>
<mods:affiliation>The New York Botanical Garden, Bronx, Nueva York, 10458 - 5120, USA</mods:affiliation>
</mods:name>
<mods:typeOfResource>text</mods:typeOfResource>
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<mods:titleInfo>
<mods:title>PhytoKeys</mods:title>
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<mods:part>
<mods:date>2018</mods:date>
<mods:detail type="pubDate">
<mods:number>2018-06-21</mods:number>
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<mods:detail type="volume">
<mods:number>100</mods:number>
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<mods:start>91</mods:start>
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<mods:url>http://dx.doi.org/10.3897/phytokeys.100.23152</mods:url>
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<mods:identifier type="DOI">http://dx.doi.org/10.3897/phytokeys.100.23152</mods:identifier>
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<treatment ID-GBIF-Taxon="182225057" LSID="urn:lsid:plazi:treatment:EC9E2E289BCA5F1FAA27DC211548319C" httpUri="http://treatment.plazi.org/id/EC9E2E289BCA5F1FAA27DC211548319C" lastPageId="14" lastPageNumber="105" pageId="11" pageNumber="102">
<subSubSection pageId="11" pageNumber="102" type="nomenclature">
<paragraph pageId="11" pageNumber="102">
8. 
<taxonomicName LSID="EC9E2E28-9BCA-5F1F-AA27-DC211548319C" authority="Hort. Belg. ex Miq. Tijdschr. Wis-Natuurk. Wetensch. Eerste Kl. Kon. Ned. Inst. Wetensch. 1 (4): 206. 1848." authorityName="Hort. Belg. ex Miq. Tijdschr. Wis-Natuurk. Wetensch. Eerste Kl. Kon. Ned. Inst. Wetensch. 1 (4): 206. 1848." class="Cycadopsida" family="Zamiaceae" genus="Ceratozamia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Ceratozamia latifolia" order="Cycadales" pageId="11" pageNumber="102" phylum="Tracheophyta" rank="species" species="latifolia">Ceratozamia latifolia Hort. Belg. ex Miq. Tijdschr. Wis-Natuurk. Wetensch. Eerste Kl. Kon. Ned. Inst. Wetensch. 1 (4): 206. 1848.</taxonomicName>
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Shapes of leaflets. A C. latifolia B C. kuesteriana C C. morettii D C. sabatoi E Ceratozamia brevifrons F C. chamberlainii G C. decumbens H C. fuscoviridis I C. tenuis J C. totonacorum K C. delucana L C. mexicana." figureDoi="10.3897/phytokeys.100.23152.figure3" httpUri="https://binary.pensoft.net/fig/211374" pageId="11" pageNumber="102">Figures 3A</figureCitation>
<figureCitation captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Shapes of ovuliferous strobili. A Ceratozamia latifolia B C. decumbens C C. zaragozae." figureDoi="10.3897/phytokeys.100.23152.figure5" httpUri="https://binary.pensoft.net/fig/211376" pageId="11" pageNumber="102">, 5A</figureCitation>
<figureCitation captionStart="Figure 10" captionStartId="F10" captionText="Figure 10. Ceratozamia latifolia." figureDoi="10.3897/phytokeys.100.23152.figure10" httpUri="https://binary.pensoft.net/fig/211381" pageId="11" pageNumber="102">, 10</figureCitation>
</paragraph>
</subSubSection>
<subSubSection pageId="12" pageNumber="103" type="materials_examined">
<paragraph pageId="12" pageNumber="103">
<pageBreakToken pageId="12" pageNumber="103" start="start">
<typeStatus>Type</typeStatus>
</pageBreakToken>
.
</paragraph>
<paragraph pageId="12" pageNumber="103">
<materialsCitation collectingDate="1983-07-20" country="MEXICO" location="San Luis Potosi" specimenCount="1" stateProvince="San Luis Potosi" typeStatus="neotype">
<collectingCountry name="Mexico">MEXICO</collectingCountry>
. 
<collectingRegion country="Mexico" name="San Luis Potosi">
San Luis 
<normalizedToken originalValue="Potosí">Potosi</normalizedToken>
</collectingRegion>
: 
<collectingDate value="1983-07-20">20 Jul. 1983</collectingDate>
, (
<typeStatus>neotype</typeStatus>
, designated by 
<bibRefCitation DOI="https://doi.org/10.2307/1221921" author="Stevenson, DW" journalOrPublisher="Taxon" pageId="27" pageNumber="118" pagination="578 - 584" refId="B42" refString="Stevenson, DW, Sabato, S, 1986. Typification of names in Ceratozamia Brongn. Dion Lindl., and Microcycas A. D.C. (Zamiaceae). Taxon 35 (3): 578 - 584, DOI: https://doi.org/10.2307/1221921" title="Typification of names in Ceratozamia Brongn. Dion Lindl., and Microcycas A. D. C. (Zamiaceae)." url="https://doi.org/10.2307/1221921" volume="35" year="1986">Stevenson and Sabato 1986</bibRefCitation>
, 
<emphasis italics="true" pageId="12" pageNumber="103">Stevenson 565 E</emphasis>
(NY); isoneotypes: MEXU)
</materialsCitation>
.
</paragraph>
<paragraph pageId="12" pageNumber="103">
<taxonomicName class="Cycadopsida" family="Zamiaceae" genus="Ceratozamia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Ceratozamia mexicana subsp. var. var. latifolia" order="Cycadales" pageId="12" pageNumber="103" phylum="Tracheophyta" rank="variety" species="mexicana" subSpecies="var." variety="latifolia">Ceratozamia mexicana var. latifolia</taxonomicName>
(Miquel) Schuster. Pflanzenr. 99:131. 1932. 
<typeStatus>Type</typeStatus>
: Based on 
<taxonomicName class="Cycadopsida" family="Zamiaceae" genus="Ceratozamia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Ceratozamia latifolia" order="Cycadales" pageId="12" pageNumber="103" phylum="Tracheophyta" rank="species" species="latifolia">
<emphasis italics="true" pageId="12" pageNumber="103">Ceratozamia latifolia</emphasis>
</taxonomicName>
Miq.
</paragraph>
<paragraph pageId="12" pageNumber="103">
<taxonomicName authorityName="Vovides &amp; J. D. Rees" authorityYear="1983" class="Cycadopsida" family="Zamiaceae" genus="Ceratozamia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Ceratozamia microstrobila" order="Cycadales" pageId="12" pageNumber="103" phylum="Tracheophyta" rank="species" species="microstrobila">
<emphasis italics="true" pageId="12" pageNumber="103">Ceratozamia microstrobila</emphasis>
</taxonomicName>
<materialsCitation collectingDate="1974-11-07" collectorName="Vovides, Rees. Madrono, J. Rees" country="MEXICO" location="Ciudad del Maiz" municipality="Type" specimenCount="1" stateProvince="San Luis Potosi" typeStatus="holotype">
<collectorName>Vovides</collectorName>
&amp; 
<collectorName>
Rees. 
<normalizedToken originalValue="Madroño">Madrono</normalizedToken>
</collectorName>
, 30: 9-42. 1983. 
<collectingMunicipality>Type</collectingMunicipality>
: 
<collectingCountry name="Mexico">MEXICO</collectingCountry>
. 
<collectingRegion country="Mexico" name="San Luis Potosi">San Luis Potosi</collectingRegion>
́, 
<location LSID="urn:lsid:plazi:treatment:EC9E2E289BCA5F1FAA27DC211548319C:A8D079391E7C1B09CBF50681B6989DF1" country="MEXICO" municipality="Type" name="Ciudad del Maiz" stateProvince="San Luis Potosi">
Ciudad del 
<normalizedToken originalValue="Maíz">Maiz</normalizedToken>
</location>
, 
<collectingDate value="1974-11-07">7 Nov. 1974</collectingDate>
, 
<emphasis italics="true" pageId="12" pageNumber="103">
<collectorName>J. Rees</collectorName>
1613
</emphasis>
(
<typeStatus>holotype</typeStatus>
: XAL)
</materialsCitation>
.
</paragraph>
</subSubSection>
<subSubSection pageId="12" pageNumber="103" type="description">
<paragraph pageId="12" pageNumber="103">Description.</paragraph>
<paragraph pageId="12" pageNumber="103">
<emphasis italics="true" pageId="12" pageNumber="103">Stem</emphasis>
semihypogeous, erect, 5-15 cm in length, 10-25 cm in diameter. 
<emphasis italics="true" pageId="12" pageNumber="103">Cataphylls</emphasis>
persistent, densely tomentose at emergence, reddish-brown and partially tomentose at maturity, triangular, apex acuminate, 1.5-3 
<normalizedToken originalValue="×">x</normalizedToken>
2-4 cm at base. 
<emphasis italics="true" pageId="12" pageNumber="103">Leaves</emphasis>
1-8, descending, 53-163.5 cm, reddish-brown at emergence, whitish-grey pubescence, glabrous at maturity. 
<emphasis italics="true" pageId="12" pageNumber="103">Petiole</emphasis>
terete, straight, 25-80 cm, generally unarmed, greenish- brown in adult leaves. 
<emphasis italics="true" pageId="12" pageNumber="103">Rachis</emphasis>
terete, straight, 25-110 cm, unarmed, greenish-brown in adult leaves. 
<emphasis italics="true" pageId="12" pageNumber="103">Leaflets</emphasis>
7-22, oblong, mostly planar, basally falcate, papyraceous, flat, opposite to subopposite, plane, green, adaxial and abaxial side glabrous, acuminate apex, asymmetric apex, attenuate at base, with conspicuous and indistinct veins; median leaflets 12-28 
<normalizedToken originalValue="×">x</normalizedToken>
2.3-5.1 cm, 1.7-12.5 cm between leaflets; articulations brown, 0.4-1.1 cm wide. 
<emphasis italics="true" pageId="12" pageNumber="103">Polliniferous strobilus</emphasis>
solitary, cylindrical, erect, 10.5-20 cm in length, 2.1-2.5 cm in diameter, greenish-yellow with reddish-brown pubescence at emergence, reddish-brown at maturity; peduncle tomentose, reddish-brown to brown, 5-11 cm in length, 0.9-1.2 cm in diameter; microsporophylls 0.5-1 
<normalizedToken originalValue="×">x</normalizedToken>
0.6-1.1 cm, non-recurved distal face. 
<emphasis italics="true" pageId="12" pageNumber="103">Ovuliferous strobilus</emphasis>
solitary, globose, erect, 7.5-16 cm in length, 5.5-7 cm in diameter, light green at emergence with brown trichomes, greyish-light brown with brown trichomes at maturity, apiculate apex; peduncle tomentose, brown, 4-13.5 cm in length, 1.5-1.8 cm in diameter; megasporophylls 24-56, 1.2-2 
<normalizedToken originalValue="×">x</normalizedToken>
1.7-2.5 cm, prominent distal face, obtuse angle between horns. 
<emphasis italics="true" pageId="12" pageNumber="103">Seeds</emphasis>
ovoid, sarcotesta whitish-red when immature, light brown at maturity, 1.5-2 cm in length, 1.2-1.5 cm in diameter.
</paragraph>
</subSubSection>
<subSubSection pageId="12" pageNumber="103" type="distribution">
<paragraph pageId="12" pageNumber="103">Distribution and habitat.</paragraph>
<paragraph pageId="12" pageNumber="103">
This species is distributed widely in San Luis 
<normalizedToken originalValue="Potosí">Potosi</normalizedToken>
and southeast of 
<normalizedToken originalValue="Querétaro">Queretaro</normalizedToken>
mountain region, between 600-1,100 m elevation (Fig. 
<figureCitation captionStart="Figure 9" captionStartId="F9" captionText="Figure 9. Distribution map of Ceratozamia sabatoi, C. latifolia, C. zaragozae, C. kuesteriana, C. hildae, C. fuscoviridis and C. chamberlainii." figureDoi="10.3897/phytokeys.100.23152.figure9" httpUri="https://binary.pensoft.net/fig/211380" pageId="12" pageNumber="103">9</figureCitation>
). The vegetation type of its habitat is pine-oak forest and cloud forest.
</paragraph>
</subSubSection>
<subSubSection pageId="12" pageNumber="103" type="etymology">
<paragraph pageId="12" pageNumber="103">Etymology.</paragraph>
<paragraph pageId="12" pageNumber="103">The specific epithet is derived from the Latin word for wide leaf (latus=wide and folium=leaf).</paragraph>
</subSubSection>
<subSubSection pageId="13" pageNumber="104" type="distinguishing features">
<paragraph pageId="13" pageNumber="104">
<pageBreakToken pageId="13" pageNumber="104" start="start">Distinguishing</pageBreakToken>
features.
</paragraph>
<paragraph pageId="13" pageNumber="104">
Leaves reddish-brown at emergence, petiole generally unarmed, leaflets oblong, mostly planar, not basally falcate and papyraceous with asymmetric apex; ovulate strobilus greyish-light brown with brown trichomes at maturity, apiculate apex, prominent distal face and obtuse angle between horns (Fig. 
<figureCitation captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Shapes of ovuliferous strobili. A Ceratozamia latifolia B C. decumbens C C. zaragozae." figureDoi="10.3897/phytokeys.100.23152.figure5" httpUri="https://binary.pensoft.net/fig/211376" pageId="13" pageNumber="104">5A</figureCitation>
).
</paragraph>
<caption ID-Zenodo-Dep="1300142" doi="10.3897/phytokeys.100.23152.figure5" httpUri="https://binary.pensoft.net/fig/211376" pageId="13" pageNumber="104" start="Figure 5" startId="F5">
<paragraph pageId="13" pageNumber="104">
<emphasis bold="true" pageId="13" pageNumber="104">Figure 5.</emphasis>
Shapes of ovuliferous strobili. 
<emphasis bold="true" pageId="13" pageNumber="104">A</emphasis>
<taxonomicName class="Cycadopsida" family="Zamiaceae" genus="Ceratozamia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Ceratozamia latifolia" order="Cycadales" pageId="13" pageNumber="104" phylum="Tracheophyta" rank="species" species="latifolia">
<emphasis italics="true" pageId="13" pageNumber="104">Ceratozamia latifolia</emphasis>
</taxonomicName>
<emphasis bold="true" pageId="13" pageNumber="104">B</emphasis>
<taxonomicName lsidName="C. decumbens" pageId="13" pageNumber="104" rank="species" species="decumbens">
<emphasis italics="true" pageId="13" pageNumber="104">C. decumbens</emphasis>
</taxonomicName>
<emphasis bold="true" pageId="13" pageNumber="104">C</emphasis>
<taxonomicName lsidName="C. zaragozae" pageId="13" pageNumber="104" rank="species" species="zaragozae">
<emphasis italics="true" pageId="13" pageNumber="104">C. zaragozae</emphasis>
</taxonomicName>
.
</paragraph>
</caption>
</subSubSection>
<subSubSection lastPageId="14" lastPageNumber="105" pageId="13" pageNumber="104" type="materials_examined">
<paragraph pageId="13" pageNumber="104">Specimens examined.</paragraph>
<paragraph lastPageId="14" lastPageNumber="105" pageId="13" pageNumber="104">
<collectingCountry name="Mexico">MEXICO</collectingCountry>
. 
<emphasis bold="true" pageId="13" pageNumber="104">
<collectingRegion country="Mexico" name="San Luis Potosi">
San Luis 
<normalizedToken originalValue="Potosí">Potosi</normalizedToken>
</collectingRegion>
</emphasis>
: Ciudad del 
<normalizedToken originalValue="Maíz">Maiz</normalizedToken>
, 
<emphasis italics="true" pageId="13" pageNumber="104">H. Puig 3420</emphasis>
(P), 
<emphasis italics="true" pageId="13" pageNumber="104">J. Rees 1613</emphasis>
(MO, XAL), 
<emphasis italics="true" pageId="13" pageNumber="104">
S. 
<normalizedToken originalValue="Avendaño">Avendano</normalizedToken>
5320
</emphasis>
(MEXU), 
<emphasis italics="true" pageId="13" pageNumber="104">S. Sabato et al. 2340</emphasis>
(MEXU, MO); El Naranjo, 
<emphasis italics="true" pageId="13" pageNumber="104">D. W. Stevenson 567</emphasis>
(XAL), 
<emphasis italics="true" pageId="13" pageNumber="104">
F. 
<normalizedToken originalValue="Nicolalde-Morejón">Nicolalde-Morejon</normalizedToken>
et al. 2375-2389
</emphasis>
(CIB), 
<emphasis italics="true" pageId="13" pageNumber="104">
L. 
<normalizedToken originalValue="Martínez-Domínguez">Martinez-Dominguez</normalizedToken>
et al. 894-909
</emphasis>
(CIB), 
<emphasis italics="true" pageId="13" pageNumber="104">T. W. Walters TW-2001-08</emphasis>
, 
<emphasis italics="true" pageId="13" pageNumber="104">TW-2001-10</emphasis>
(MEXU, XAL); 
<normalizedToken originalValue="Rayón">Rayon</normalizedToken>
, 
<emphasis italics="true" pageId="13" pageNumber="104">A. P. Vovides et al. 1466</emphasis>
(XAL), 
<emphasis italics="true" pageId="14" pageNumber="105">
<pageBreakToken pageId="14" pageNumber="105" start="start">D</pageBreakToken>
. W. Stevenson 1117
</emphasis>
(NY), 
<emphasis italics="true" pageId="14" pageNumber="105">565 A</emphasis>
(MEXU), 
<emphasis italics="true" pageId="14" pageNumber="105">565 B,C,E</emphasis>
(MEXU, XAL), F. 
<emphasis italics="true" pageId="14" pageNumber="105">Medellin L. 1330</emphasis>
(MEXU), 
<emphasis italics="true" pageId="14" pageNumber="105">27252</emphasis>
(ENCB), 
<emphasis italics="true" pageId="14" pageNumber="105">
S. 
<normalizedToken originalValue="Avendaño">Avendano</normalizedToken>
5282
</emphasis>
(MEXU); Tamasopo, A. 
<emphasis italics="true" pageId="14" pageNumber="105">P. Vovides et al. 1465</emphasis>
(MEXU, XAL), 
<emphasis italics="true" pageId="14" pageNumber="105">F. Medellin L. 27241</emphasis>
(ENCB), 
<emphasis italics="true" pageId="14" pageNumber="105">F. Medellin L. s/n</emphasis>
(MEXU), 
<emphasis italics="true" pageId="14" pageNumber="105">
F. 
<normalizedToken originalValue="Nicolalde-Morejón">Nicolalde-Morejon</normalizedToken>
et al. 2320-2348
</emphasis>
(CIB), 
<emphasis italics="true" pageId="14" pageNumber="105">
L. 
<normalizedToken originalValue="Martínez-Domínguez">Martinez-Dominguez</normalizedToken>
et al. 811-844
</emphasis>
(CIB).
</paragraph>
</subSubSection>
<subSubSection pageId="14" pageNumber="105" type="taxonomic comments">
<paragraph pageId="14" pageNumber="105">Taxonomic comments.</paragraph>
<paragraph pageId="14" pageNumber="105">
As circumscribed here, 
<taxonomicName class="Cycadopsida" family="Zamiaceae" genus="Ceratozamia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Ceratozamia latifolia" order="Cycadales" pageId="14" pageNumber="105" phylum="Tracheophyta" rank="species" species="latifolia">
<emphasis italics="true" pageId="14" pageNumber="105">Ceratozamia latifolia</emphasis>
</taxonomicName>
has been addressed in different ways, implying disagreements with the original 
<bibRefCitation author="Miquel, FAW" journalOrPublisher="Tijschrift voor de Wis - en Natuurkundige Wetenschappen" pageId="25" pageNumber="116" pagination="197 - 208" refId="B19" refString="Miquel, FAW, 1848. Over eenige nieuwe of zeldame Cycadeen in den Hortus Botanicus te Amsterdam. Derde gedeelte. Tijschrift voor de Wis -en Natuurkundige Wetenschappen 1 (4): 197 - 208" title="Over eenige nieuwe of zeldame Cycadeen in den Hortus Botanicus te Amsterdam. Derde gedeelte." volume="1" year="1848">Miquel (1848)</bibRefCitation>
description and, at the same time, bearing a relationship to the limits of 
<taxonomicName lsidName="C. mexicana" pageId="14" pageNumber="105" rank="species" species="mexicana">
<emphasis italics="true" pageId="14" pageNumber="105">C. mexicana</emphasis>
</taxonomicName>
. Several years after its original description, 
<taxonomicName lsidName="C. latifolia" pageId="14" pageNumber="105" rank="species" species="latifolia">
<emphasis italics="true" pageId="14" pageNumber="105">C. latifolia</emphasis>
</taxonomicName>
was considered doubtful (De Candolle 1864-1868); 
<bibRefCitation author="Miquel, FAW" journalOrPublisher="Archives Neerlandaises des Sciences Exactes et Naturelles" pageId="26" pageNumber="117" pagination="403 - 427" refId="B22" refString="Miquel, FAW, 1868. Nouveaux materiaux pour servir ala connaissance des Cycadees. Cinquieme parties. Archives Neerlandaises des Sciences Exactes et Naturelles 3 (5): 403 - 427" title="Nouveaux materiaux pour servir ala connaissance des Cycadees. Cinquieme parties." volume="3" year="1868">Miquel (1868</bibRefCitation>
- 
<bibRefCitation author="Miquel, FAW" journalOrPublisher="Adansonia" pageId="26" pageNumber="117" pagination="169 - 180" refId="B23" refString="Miquel, FAW, 1869a. Nouveaux materiaux pour servir a la connaissance des Cycadees. Cinqyieme partie. Adansonia 9: 169 - 180" title="Nouveaux materiaux pour servir a la connaissance des Cycadees. Cinqyieme partie." volume="9" year="1869 a">1869a</bibRefCitation>
, 
<bibRefCitation author="Miquel, FAW" journalOrPublisher="Adansonia" pageId="26" pageNumber="117" refId="B24" refString="Miquel, FAW, 1869b. Nieuwe bijdragen tot de kennis der Cycadeen. Verslagen en Mededeelingen der Koninklijke Akademie van Wetenschappen, Afdeeling Letterkunde. ser. 2.3(2): 196-206." title="Nieuwe bijdragen tot de kennis der Cycadeen. Verslagen en Mededeelingen der Koninklijke Akademie van Wetenschappen, Afdeeling Letterkunde. ser. 2.3 (2): 196 - 206." year="1869 b">b</bibRefCitation>
) placed it in synonymy and as part of 
<taxonomicName lsidName="C. mexicana" pageId="14" pageNumber="105" rank="species" species="mexicana">
<emphasis italics="true" pageId="14" pageNumber="105">C. mexicana</emphasis>
</taxonomicName>
. On the other hand, 
<bibRefCitation author="Regel, E" journalOrPublisher="Gartenjlora" pageId="26" pageNumber="117" pagination="259 - 262" refId="B35" refString="Regel, E, 1876a. Die Cycadeen, deren Gattungen und Arten. Gartenjlora 25: 259 - 262" title="Die Cycadeen, deren Gattungen und Arten." volume="25" year="1876 a">Regel (1876a)</bibRefCitation>
considered it as a synonym of 
<taxonomicName lsidName="C. miqueliana" pageId="14" pageNumber="105" rank="species" species="miqueliana">
<emphasis italics="true" pageId="14" pageNumber="105">C. miqueliana</emphasis>
</taxonomicName>
, although ten years later 
<bibRefCitation author="Thiselton-Dyer, WTT" journalOrPublisher="Botany" pageId="27" pageNumber="118" pagination="190 - 195" refId="B44" refString="Thiselton-Dyer, WTT, 1884. Order CXXXVII. Cycadaceae. Biologia Centrali-Americana. Botany 3: 190 - 195" title="Order CXXXVII. Cycadaceae. Biologia Centrali-Americana." volume="3" year="1884">Thiselton-Dyer (1884)</bibRefCitation>
recognised it as a species. However, Schuster (1983) transferred this binomial to the category of variety under the epithet 
<taxonomicName lsidName="C. mexicana subsp. var. var. latifolia" pageId="14" pageNumber="105" rank="variety" species="mexicana" subSpecies="var." variety="latifolia">C. mexicana var. latifolia</taxonomicName>
, a status maintained until the work of 
<bibRefCitation author="Vovides, A" journalOrPublisher="Botany" pageId="27" pageNumber="118" refId="B45" refString="Vovides, A, Rees, JD, Vazque-Torres, M, 1983. Zamiaceae. Fasciculo 26. Flora de Veracruz. Xalapa, Veracruz, 1-11." title="Zamiaceae. Fasciculo 26. Flora de Veracruz. Xalapa, Veracruz, 1 - 11." year="1983">Vovides et al. (1983)</bibRefCitation>
. In our treatment, this binomial is recognised as a species, rendering it incongruent with 
<taxonomicName lsidName="C. mexicana subsp. var. var. latifolia" pageId="14" pageNumber="105" rank="variety" species="mexicana" subSpecies="var." variety="latifolia">C. mexicana var. latifolia</taxonomicName>
sensu 
<bibRefCitation author="Vovides, A" journalOrPublisher="Botany" pageId="27" pageNumber="118" refId="B45" refString="Vovides, A, Rees, JD, Vazque-Torres, M, 1983. Zamiaceae. Fasciculo 26. Flora de Veracruz. Xalapa, Veracruz, 1-11." title="Zamiaceae. Fasciculo 26. Flora de Veracruz. Xalapa, Veracruz, 1 - 11." year="1983">Vovides et al. (1983)</bibRefCitation>
. This decision stems from the typification by 
<bibRefCitation DOI="https://doi.org/10.2307/1221921" author="Stevenson, DW" journalOrPublisher="Taxon" pageId="27" pageNumber="118" pagination="578 - 584" refId="B42" refString="Stevenson, DW, Sabato, S, 1986. Typification of names in Ceratozamia Brongn. Dion Lindl., and Microcycas A. D.C. (Zamiaceae). Taxon 35 (3): 578 - 584, DOI: https://doi.org/10.2307/1221921" title="Typification of names in Ceratozamia Brongn. Dion Lindl., and Microcycas A. D. C. (Zamiaceae)." url="https://doi.org/10.2307/1221921" volume="35" year="1986">Stevenson and Sabato (1986)</bibRefCitation>
, where a neotype specimen geographically located in San Luis 
<normalizedToken originalValue="Potosí">Potosi</normalizedToken>
was designated to validate the binomial. In addition, we consider that 
<taxonomicName lsidName="C. microstrobila" pageId="14" pageNumber="105" rank="species" species="microstrobila">
<emphasis italics="true" pageId="14" pageNumber="105">C. microstrobila</emphasis>
</taxonomicName>
is part of 
<taxonomicName lsidName="C. latifolia" pageId="14" pageNumber="105" rank="species" species="latifolia">
<emphasis italics="true" pageId="14" pageNumber="105">C. latifolia</emphasis>
</taxonomicName>
, due to the absence of morphological and molecular evidence to recognise the former as a distinct species.
</paragraph>
</subSubSection>
</treatment>
</document>