Zamia mexicana Miq. = Zamia loddigesii Miq.
English:
mexicanus,-a,-um;

https://archive.org/stream/#page/13/mode/2up
homotypic synonyms:
Ceratozamia mexicana var. longifolia (Miq.) Dyer; Ceratozamia mexicana var. robusta (Miq.) Dyer; Ceratozamia mexicana var. longifolia (Miq.) J. Schust.; Ceratozamia mexicana var. latifolia (Miq.) J.Schust.;

protologue: Prodr. Syst. Cycad. : 13, 26 (1861)

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