American Horticultural Society, 7931 E. Boulevard Dr., Alexandria, VA 22308, (303) 370-8087, Fax (303) 331-5776, www.ahs.org. Katy Moss Warner, president.

American Horticultural Therapy Association, 909 York St., Denver, CO 80206, (303) 370-8087, Fax (303) 331-5776, www.ahta.org.

American Society for Horticultural Science, 113 S. West St. #200, Alexandria, VA 22314, (703) 836-4606, Fax (703) 836-2024, mwneff@ashs.org, www.ashs.org. Michael W. Neff, executive director.

Cincinnati Horticultural Society, 3731 Eastern Hills Lane, Cincinnati, OH 45209, (513) 872-9555, Fax (513) 872-5193, chsevents@aol.com, www.cincyflowershow.com. Jeane Elliott, director of administration.

Kansas State Horticultural Society, 2021 Throckmorton, Kansas State University, Manhattan, KS 66506, (785) 532-1420, Fax (785) 532-6949, rmattson@oznet.ksu.edu. Dr. Richard H. Mattson.

National Association of Plant Patent Owners, 1000 Vermont Ave. NW, Suite 300, Washington, DC 20005, (202) 789-2900. Craig J. Regelbrugge, senior director of government relations.

North American Horticultural Supply Association, 1900 Arch St., Philadelphia, PA 19103, (215) 564-3484, Fax (215) 963-9784, www.nahsa.org. Erin Gallagher, associate director.

Pennsylvania Horticultural Society, 100 N. 20th St., 5th Floor, Philadelphia, PA 19103-1495, (215) 988-8833, Fax (215) 988-8810, www.pennsylvaniahorticulturalsociety.org. Steven Maurer, public relations manager.

Tran Asprodites/The Audubon Institute, PO Box 4327, New Orleans, LA 70178-4327, (504) 861-2537, www.audoboninstitute.org.

Virginia Green Industry Council, 383 Coal Hollow Rd., Christiansburg, VA 24073-6721, (540) 382-0943, Fax (540) 382-2716, info@virginiagreen.org, www.virginiagreen.org. Jeff Miller, executive director.