United States
0.17 - 0.2$
price on 01.01.2023
| Country: | United States |
| Type: | Postage stamps |
| Series: | Endangered Flora Issue |
| Nominal: | 15 ¢ |
| Year: | 1979 |
| Size: | 25 x 40 mm |
| Perforation: | comb 11¼ |
Endangered Flora Issue
 Endangered Flora: Persistent Trillium 0.21$ |  Endangered Flora: Hawaiian Wild Broadbean 0.16$ |  Endangered Flora: Contra Costa Wallflower 0.17$ |  Endangered Flora: Antioch Dunes Evening Primrose 0.31$ |