Zamia floridana (A CYCAD) 



A. Classification: 



Division VI. Cycadophyta (The Cycads). 

 Class II. Cycadineae (Modern Cycads). 

 Order. Cycadales. 

 Family. Cycadaceae. 1 

 Genus. Zamia. 

 Species, floridana. 



B. Habitat: 



i. Most of the Cycadales occur only within the tropics, 

 but two genera, Zamia and Cycas, are subtropical. 

 Zamia occurs in the United States only in Florida, 

 'where it is rather common. It is frequently culti- 

 vated in greenhouses. 



VEGETATIVE ORGANS 



C. The Stem: 



i. Briefly describe the stem, noting its general appear- 

 ance, size, relation between its diameter and height, 

 variations in diameter, character of the surface, its 

 relation to the surface of the soil. Note the pres- 

 ence or absence of branches. 



D. The Leaves: 



i. Describe their arrangement on the stem, the nature 

 of the blade (entire, divided, etc.), the color, and 



1 By some botanists the genera Zamia, Macrozamia, and Dioon, having 

 both staminate and carpellate cones, are assigned to a separate family 

 (Zamiaceae), distinguished from the Cycadaceae (in the narrower sense), 

 which bear only the microsphorophylls in cones. 



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