The article presents the program for the annual meeting of the Phycological Society of America at the Arizona State University, Tempe, Arizona. The meeting will be held from June 16-22, 1974. The chairman of the program is Norma J. Lang. A field trip is scheduled on June 15, 1974. Researchers Dean W. Blinn and Gerald W. Prescott will lead the field trip. All sessions of the program at which contributed papers are presented are joint sessions of the Phycological Society of America and the Phycological Section of the Botanical Society of America.