This striking triangular 1 Franc postage-due stamp from the République Fédérale du Cameroun features a finely engraved depiction of Plumeria lutea, a vibrant yellow flowering species native to tropical regions. Issued as part of Cameroon’s beautifully designed postage-due series, the stamp showcases crisp detailing, rich colour contrast, and elegant botanical illustration. Triangular postage-due issues from Cameroon are popular among thematic collectors, especially those focusing on flora and unusual stamp shapes. A distinctive and attractive addition to any Africa or tax-stamp specialized collection.