Characters evaluated in reproductive structures A pollen strobilus of Ceratozamia sabatoi B pollen strobilus of C. santillanii C ovulate strobilus of C. aurantiaca D ovulate strobilus of C. zoquorum.

 
 
  Part of: Martínez-Domínguez L, Nicolalde-Morejón F, Vergara-Silva F, Stevenson DW (2022) Monograph of Ceratozamia (Zamiaceae, Cycadales): an endangered genus. PhytoKeys 208: 1-102. https://doi.org/10.3897/phytokeys.208.80382