Issued by Sierra Leone in 1989, this 1 Leone stamp features the Broad Blue-Banded Swallowtail (Papilio bromius). The design shows the striking butterfly with its vivid blue wing bands set against a textured tree-bark background, highlighting its natural camouflage and beauty. This issue belongs to Sierra Leone’s popular butterfly-themed series, appealing to both nature enthusiasts and philatelists. It remains a sought-after piece in African fauna thematic collections and reflects the country’s dedication to showcasing its rich biodiversity through postage stamps.