<i>Ceratozamia chinantlensis</i> (Zamiaceae): A New Cycad Species from La Chinantla, Oaxaca, Mexico
<i>Ceratozamia chinantlensis sp. nov.</i>, a new cliff-dwelling cycad species from Sierra de La Chinantla, Oaxaca, Mexico, is described and compared with its congeners. The species is morphologically similar to <i>Ceratozamia zoquorum</i> and <i>Ceratozamia santillanii&...
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MDPI AG
2024-10-01
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| Series: | Taxonomy |
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| author | Miguel Angel Pérez-Farrera Steven M. Ramirez-Oviedo Mauricio Gerónimo Martínez-Martínez Gaspar Moreno Mendez Ana Guadalupe Rocha Loredo José Said Gutiérrez-Ortega |
| author_facet | Miguel Angel Pérez-Farrera Steven M. Ramirez-Oviedo Mauricio Gerónimo Martínez-Martínez Gaspar Moreno Mendez Ana Guadalupe Rocha Loredo José Said Gutiérrez-Ortega |
| author_sort | Miguel Angel Pérez-Farrera |
| collection | DOAJ |
| description | <i>Ceratozamia chinantlensis sp. nov.</i>, a new cliff-dwelling cycad species from Sierra de La Chinantla, Oaxaca, Mexico, is described and compared with its congeners. The species is morphologically similar to <i>Ceratozamia zoquorum</i> and <i>Ceratozamia santillanii</i>, two geographically distant species, yet it is effortlessly distinguishable from its most proximally geographic congeners. <i>Ceratozamia chinantlensis</i> can be recognized based on several qualitative traits, such as its very coriaceous, long, linear to oblanceolate leaflets. Also, it has bronze-colored emerging leaves and mature leaves with articulations of a light copper color. Compared with <i>C. zoquorum</i> and <i>C. santillanii</i>, <i>C. chinantlensis</i> has significantly longer and wider leaflets. <i>C. chinantlensis</i> should be considered a critically threatened species due to its limited number of populations and individuals. Habitat destruction—historically through the extraction of <i>Dioscorea mexicana</i> and <i>Vanilla planifolia</i>, along with ongoing coffee and corn plantations—is an ongoing threat that narrows its distribution range. |
| format | Article |
| id | doaj-art-708d6f4f06a54d1f9a9beb374bbcc343 |
| institution | DOAJ |
| issn | 2673-6500 |
| language | English |
| publishDate | 2024-10-01 |
| publisher | MDPI AG |
| record_format | Article |
| series | Taxonomy |
| spelling | doaj-art-708d6f4f06a54d1f9a9beb374bbcc3432025-08-20T02:50:43ZengMDPI AGTaxonomy2673-65002024-10-014473374710.3390/taxonomy4040039<i>Ceratozamia chinantlensis</i> (Zamiaceae): A New Cycad Species from La Chinantla, Oaxaca, MexicoMiguel Angel Pérez-Farrera0Steven M. Ramirez-Oviedo1Mauricio Gerónimo Martínez-Martínez2Gaspar Moreno Mendez3Ana Guadalupe Rocha Loredo4José Said Gutiérrez-Ortega5Herbario Eizi Matuda, Laboratorio de Ecología Evolutiva, Instituto de Ciencias Biológicas, Universidad de Ciencias y Artes de Chiapas, Tuxtla Gutiérrez 29039, MexicoHerbario Eizi Matuda, Laboratorio de Ecología Evolutiva, Instituto de Ciencias Biológicas, Universidad de Ciencias y Artes de Chiapas, Tuxtla Gutiérrez 29039, MexicoHerbario Eizi Matuda, Laboratorio de Ecología Evolutiva, Instituto de Ciencias Biológicas, Universidad de Ciencias y Artes de Chiapas, Tuxtla Gutiérrez 29039, MexicoHerbario Eizi Matuda, Laboratorio de Ecología Evolutiva, Instituto de Ciencias Biológicas, Universidad de Ciencias y Artes de Chiapas, Tuxtla Gutiérrez 29039, MexicoHerbario Eizi Matuda, Laboratorio de Ecología Evolutiva, Instituto de Ciencias Biológicas, Universidad de Ciencias y Artes de Chiapas, Tuxtla Gutiérrez 29039, MexicoRIKEN Interdisciplinary Theoretical and Mathematical Sciences Program, Wako 351-0198, Japan<i>Ceratozamia chinantlensis sp. nov.</i>, a new cliff-dwelling cycad species from Sierra de La Chinantla, Oaxaca, Mexico, is described and compared with its congeners. The species is morphologically similar to <i>Ceratozamia zoquorum</i> and <i>Ceratozamia santillanii</i>, two geographically distant species, yet it is effortlessly distinguishable from its most proximally geographic congeners. <i>Ceratozamia chinantlensis</i> can be recognized based on several qualitative traits, such as its very coriaceous, long, linear to oblanceolate leaflets. Also, it has bronze-colored emerging leaves and mature leaves with articulations of a light copper color. Compared with <i>C. zoquorum</i> and <i>C. santillanii</i>, <i>C. chinantlensis</i> has significantly longer and wider leaflets. <i>C. chinantlensis</i> should be considered a critically threatened species due to its limited number of populations and individuals. Habitat destruction—historically through the extraction of <i>Dioscorea mexicana</i> and <i>Vanilla planifolia</i>, along with ongoing coffee and corn plantations—is an ongoing threat that narrows its distribution range.https://www.mdpi.com/2673-6500/4/4/39endangered specieskarst landscaperelict speciesSierra Norte de Oaxacatropical rainforest |
| spellingShingle | Miguel Angel Pérez-Farrera Steven M. Ramirez-Oviedo Mauricio Gerónimo Martínez-Martínez Gaspar Moreno Mendez Ana Guadalupe Rocha Loredo José Said Gutiérrez-Ortega <i>Ceratozamia chinantlensis</i> (Zamiaceae): A New Cycad Species from La Chinantla, Oaxaca, Mexico Taxonomy endangered species karst landscape relict species Sierra Norte de Oaxaca tropical rainforest |
| title | <i>Ceratozamia chinantlensis</i> (Zamiaceae): A New Cycad Species from La Chinantla, Oaxaca, Mexico |
| title_full | <i>Ceratozamia chinantlensis</i> (Zamiaceae): A New Cycad Species from La Chinantla, Oaxaca, Mexico |
| title_fullStr | <i>Ceratozamia chinantlensis</i> (Zamiaceae): A New Cycad Species from La Chinantla, Oaxaca, Mexico |
| title_full_unstemmed | <i>Ceratozamia chinantlensis</i> (Zamiaceae): A New Cycad Species from La Chinantla, Oaxaca, Mexico |
| title_short | <i>Ceratozamia chinantlensis</i> (Zamiaceae): A New Cycad Species from La Chinantla, Oaxaca, Mexico |
| title_sort | i ceratozamia chinantlensis i zamiaceae a new cycad species from la chinantla oaxaca mexico |
| topic | endangered species karst landscape relict species Sierra Norte de Oaxaca tropical rainforest |
| url | https://www.mdpi.com/2673-6500/4/4/39 |
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