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A striking new species of Dioon (Zamiaceae) from pine and pine-oak forest of Guerrero, Mexico
Martínez-Domínguez L, Nicolalde-Morejón F, Stevenson DW, Lorea-Hernández FG, Vergara-Silva F
PhytoKeys 274 : 229-245 (2026)
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New Species:
Dioon nuusaviorum
Authoritative glossary, universal trait order, and standardized checklists of taxonomically informative traits for the extant Cycadales
Haynes JL
Phytotaxa 743 (1) : 1-63 (2026)
DOI
Ceratozamia popolucana (Zamiaceae): A new species from Los Tuxtlas, Veracruz, Mexico
Pérez-Farrera MA, Vovides AP, Díaz Jiménez P, Martínez-Martínez MG, Sánchez-Tinoco MY, Moreno-Méndez G, Gutiérrez-Ortega JS
Phytotaxa 760 (1) : 077-092 (2026)
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New Species:
Ceratozamia popolucana
Zamia urarinorum (Cycadales, Zamiaceae), a new cycad species from wetland forests of Loreto, Peru
Calonje M, Zárate-Gómez R, Jones MA, Segalla R, Martín Brañas M, Hidalgo Pizango CG, Roca Alcázar F
Phytotaxa 741 (1) : 1-17 (2026)
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Critical review of morphological trait assessment in cycad (Cycadophyta: Cycadales) taxonomy: Importance of consistency and need for standardization
Haynes JL
Phytotaxa 738 (1) : 1-335 (2026)
DOI

Genetic structure and diversity of Dioon edule: a comparison with other cycads

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González-Astorga J, Vovides AP. 2007. Genetic structure and diversity of Dioon edule: a comparison with other cycads. In: Vovides AP, Stevenson DW, Osborne R, editors. Proceedings of Cycad 2005: The 7th Intl Conference on Cycad Biology. Memoirs of the New York Botanical Garden. 97. Mem. New York Bot. Gard. 97 : 400-417 .