SG 1955 - Gentiana acaulis (Georg Ehret), 1st
SG 1956 - Magnolia grandiflora (Ehret), 1st
SG 1957 - Camelia japonica (Alfred Chandler), 1st
SG 1958 - Tulipa (Ehret), 1st
SG 1959 - Fuschia Princess of Wales (Augusta Withers), 1st
SG 1960 - Tulipa gesneriana (Ehret), 1st
SG 1961 - Guzmania splendens (Charlotte Sowerby), 1st
SG 1962 - Iris latifolia (Ehret), 1st
SG 1963 - Hippeastrum rutilum (Pierre-Joseph Redoute), 1st
SG 1964 - Passiflora coerulea (Ehret), 1st
SG 1955-1964 - Strip of 10 x 1st class stamps
SG 1955-1964 - Attached labels