References Cited

(1) American Forests. 2000. The National Register of Big Trees 2000. Washington, DC: American Forests.

(2) Silba, J. 1986. An international census of the Coniferae. Phytologia memoir no. 8. Corvallis, OR: H.N. Moldenke and A.L. Moldenke.

(3) Elias, Thomas S. 1987. The complete trees of North America; a field guide and natural history. NY: Gramercy Publ. Co.

One of the most comprehensive sources for this part of the planet.

(4) Flora of North America Editorial Committee (eds.). 1993. Flora of North America North of Mexico, Vol. 2. Oxford University Press.

(5) Watson, Frank D. 1993. Taxodium. Flora of North America Editorial Committee (eds.): Flora of North America North of Mexico, Vol. 2. Oxford University Press.

(6) Brown, Peter M. 1996. OLDLIST: A database of maximum tree ages. P. 727-731 in Dean, J.S., D.M. Meko and T.W. Swetnam, eds., "Tree rings, environment, and humanity." Radiocarbon 1996, Department of Geosciences, The University of Arizona, Tucson.

(7) Prasad, Anantha M. and Louis R. Iverson. 1999. A Climate Change Atlas for 80 Forest Tree Species of the Eastern United States. http://www.fs.fed.us/ne/delaware/atlas/. Delaware, Ohio: USFS Northeastern Research Station. Last accessed 1-Mar-2000.

(8) Little, Elbert L. Jr. 1980. The Audubon Society field guide to North American trees. New York: Alfred A. Knopf.

Useful photographs. Coverage is limited to the United States and Canada.

(9) Robert S. Thompson, Katherine H. Anderson and Patrick J. Bartlein. 1999. Atlas of Relations Between Climatic Parameters and Distributions of Important Trees and Shrubs in North America. U.S. Geological Survey Professional Paper 1650 A&B. URL= http://greenwood.cr.usgs.gov/pub/ppapers/p1650-a/pages/conifers.html, accessed 22-Jan-2000.

(10) Eckenwalder, James E. 1993. Cupressus. Flora of North America Editorial Committee (eds.): Flora of North America North of Mexico, Vol. 2. Oxford University Press.

(11) Kral, R. 1993. Pinus. Flora of North America Editorial Committee (eds.): Flora of North America North of Mexico, Vol. 2. Oxford University Press.

(12) Parker, William H. 1993. Larix. Flora of North America Editorial Committee (eds.): Flora of North America North of Mexico, Vol. 2. Oxford University Press.