Stems often branched, subterranean to aboveground. Leaves broadly oblong-elliptic; leaflets entire to coarsely dentate, without midribs, venation dichotomous but appearing parallel. Cones distinctly peduncled. Pollen cones more slender than seed cones. x = 8.

Distribution

Subtropics and tropics, North America, Mexico, West Indies, Central America, South America.

Discussion

Species ca. 30 (1 in the flora).

Selected References

Duncan, W. H. 1979. Zamia (Cycadaceae) new for Georgia. Sida 8: 115--116.

Eckenwalder, J. E. 1980. Dispersal of the West Indian cycad Zamia pumila L. Biotropica 12: 79--80.

Eckenwalder, J. E. 1980b. Taxonomy of the West Indian cycads. J. Arnold Arbor. 61: 701--722.

Hardin, J. W. 1971. Studies of the southeastern United States flora. II. The gymnosperms. J. Elisha Mitchell Sci. Soc. 87: 43--50.

Kral, R. 1983b. Cycadaceae: Zamia integrifolia Ait. In: R. Kral, ed. 1983. A Report on Some Rare, Threatened, or Endangered Forest-related Vascular Plants of the South. Washington. Pp. 20--23. [U.S.D.A., Techn. Publ. R8-TP 2.]

Landry, G. P. 1980. The Ecology and Variation of Zamia pumila L. in Florida. M.S. thesis. Louisiana State University.

Stevenson, D. W. 1987b. Comments on character distribution, taxonomy and nomenclature of the genus Zamia L. in the West Indies and Mexico. Encephalartos 9: 3--7.

Stevenson, D. W. 1987. Again the West Indian zamias. Fairchild Trop. Gard. Bull. 42(3): 23--27.

Ward, D. B., ed. N.d. Rare and Endangered Biota of Florida. Vol. 5. Plants. Gainesville. Pp. 122--124.

Lower Taxa

Zamia integrifolia