11th International Botanical Congress

First Day of Issue PSEUDOTSUGA MENZIESII Art Craft FOU JIERIA SPLENDENS CYPRIPEDIUM REGINAE FRANKLINIA ALATAMAHA Commemorating 11th INTERNATIONAL BOTANICAL CONGRESS SEATTLE, WASHINGTON CATILES 23 1969 WA Pseudotsuga menziesii XIth Judson J. Sindsey 4314 N. Nelso Dr Plonia Ill 6¢ OGRESS-TYNOI BOTANICAL FIRST DAY OF ISSUE