This 32-cent stamp from the Federated States of Micronesia, issued in 1995, features a beautifully illustrated Hibiscus huegelii, a species known for its striking lavender blooms....

This 5 centavos airmail stamp from Cuba showcases the Passiflora rubra, also known as red passionflower, rendered in delicate botanical detail. Issued as part of a...

Issued by Argentina, this 400 pesos stamp features the striking Tillandsia aeranthos, locally known as "Clavel del Aire" or air carnation. It's part of a botanical...

Issued in 1967 to commemorate the Floraliès horticultural exhibition in Orléans, this 0.40 franc French stamp features a vivid illustration of exotic orchids. The vibrant red...

This 5 milliemes stamp was issued by Egypt in 1927 to commemorate the International Cotton Congress held that year. It features a detailed illustration of a...

This $1.15 stamp from Montserrat was issued for Christmas 1987 and features the Vanilla planifolia orchid, known for producing vanilla pods. The design beautifully blends a...

This 45 Franc stamp from the United Republic of Cameroon features the Hoya carnosa, a tropical flowering plant prized for its waxy, star-shaped blossoms. Issued during...

This 18-cent Australian stamp features Helichrysum thomsonii, a native wildflower known for its clustered white blooms with yellow centers. Part of a botanical definitive series, the...

Issued in 1952 by Spanish Guinea, this semi-postal stamp (5+5 centimos) features a stylized tropical flower and was part of the “Pro Indígenas” charity series, supporting...

This $1 revenue-only stamp from Guyana features Chelonanthus uliginoides, a tropical flowering plant native to South America. Marked boldly with "REVENUE ONLY," it was issued for...

Great Britain 7p maroon stamp featuring Queen Elizabeth II in profile with the Welsh dragon symbol. A regional issue for Wales, it includes a perfin (perforated initials)...

Issued by Australia in 1994, this 45-cent stamp features a vivid photograph of red tulips accompanied by the heartfelt caption "Thinking of You." Part of a...