Cowslip: Primula veris

Robinson’s: ‘Wild Flowers’ 1915

W.D. & H.O. Will’s: ‘Wild Flowers’ 1923

CWS: ‘Wayside Flowers’ 1923

W.D. & H.O. Will’s: ‘Wild Flowers’ 1936

Gallaher: ‘Wild Flowers’ 1939

 Brooke Bond: ‘Wild Flowers’, Series 2, 1959

Sweetule: ‘Wild Flowers’ 1960

Player’s Grandee: ‘Britain’s Wild Flowers’ 1986