USSR
1.1 - 1.3$
price on 24.01.2023
| Country: | USSR |
| Type: | Postage stamps |
| Series: | Flora of the USSR - Ferns |
| Nominal: | 50 k |
| Year: | 1987 |
| Material: | coated |
| Size: | 28 x 40 mm |
| Perforation: | comb 12¼ x 12 |
| Mintage: | 2,800,000 |
Flora of the USSR - Ferns
 Scolopendrium vulgare 0.05$ |  Ceterach officinarum 0.04$ |  Salvinia natans 0.14$ |  Matteuccia struthiopteris 0.23$ |
 Adiantum pedatum 1.1$ |