Bulgaria
Stamp from souvenir sheet
| Country: | Bulgaria |
| Type: | Postage stamps |
| Series: | Flowers of the National Park Pirin Mountains |
| Nominal: | 0.60 лв |
| Year: | 1999 |
| Size: | 39 x 29 mm |
| Perforation: | comb 13¼ x 13 |
| Mintage: | 20,000 |
Flowers of the National Park Pirin Mountains
 Sharp Keel (Oxytropis urumovii) |  Bellflower (Campanula transsilvanica) |  Iris (Iris reichenbachii) |  Gentian (Gentiana punctata) |