Genus species: Trifolium pratense

Series: State birds and flowers (United States 1982)
Catalog codes:
- Stamp Number: US 1997a
- Michel: US 1576a
- Stanley Gibbons: US 1974b
Emission: Commemorative
Perforation: comb11¼ x 11
Printing: Photogravure
Colors: Multicolor
Face value: 20¢ - United States cent

Reference: colnect.com
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