| Issuer | Date | Desc | State | ||
| - | no image | Burundi | 11/8/2004 | Mushrooms 2004, sheet of 1 type | |
| - | no image | Burundi | 11/8/2004 | Orchids 2004, sheet of 1 type | |
| - | no image | Burundi | 11/8/2004 | Butterflies 2004, sheet of 1 type | |
| - | no image | Burundi | 11/8/2004 | Birds of Africa 2004, sheet of 1 type | all added |