Stamps, plants (1969) design type
1 to 4 of 4
United States
postage1969, Aug 23 11th International Botanical Congress issue - plants (1969) unwmk p. 11
| X | 6c | multi | Pseudotsuga menziesii | |||
| X | 6c | multi | Cypripedium reginae | |||
| X | 6c | multi | Fouquieria splendens | |||
| X | 6c | multi | Franklinia alatamaha |
1 to 4 of 4