The Cycad Pages
Ceratozamia zaragozae

Ceratozamia zaragozae Medellin-Leal, Brittonia 15: 175-176 (1963).
"TYPE: Mexico, San Luis Potosi, Pico El Agujon, Sierra de la Equiteria, ca 30 km SW of Rioverde, 22 Jul 1962, F. Medellin-Leal 1452 (holo SLPM, iso ENCB, MICH)."

Etymology: Honoring General Ignacio Zaragoza.

Historical notes: Described in 1963 by Mexican botanist Medellin-Leal.

Distinguishing features: Narrow, attenuate leaflets, short spirally twisted leaves, smooth rachis.

Distribution and habitat: Endemic in San Luis Potosi state, Mexico, at about 1800 m alt in the Sierra de la Equiteria. In pine-oak forest on volcanic outcrops.

Conservation status: Endangered. 1997 IUCN Red List of Threatened Plants category E.

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