Abaxial view of microsporophylls A Ceratozamia leptoceras, a.1, a.2 San Pedro Cuitlapan B C. robusta, b.1 Cuchumback, b.2 Cañón del Sumidero C C. subroseophylla, c.1 “El Vigía”, c.2 Sinapan. For more detail of differences in character states see Table 1.

  Part of: Martínez-Domínguez L, Nicolalde-Morejón F, Lorea-Hernández FG, Vergara-Silva F, Stevenson DWm (2020) A novelty in Ceratozamia (Zamiaceae, Cycadales) from the Sierra Madre del Sur, Mexico: biogeographic and morphological patterns, DNA barcoding and phenology. PhytoKeys 156: 1-25. https://doi.org/10.3897/phytokeys.156.53502