2N217A
Protection expiredZea mays L. · Maize
Good, Ron
Public domain
Plant breeders' rights are granted for a limited term. Upon expiration, the variety enters the public domain: its seeds can be propagated and sold without the rights holder's license.
Recent years are the most sought-after: the variety is free to use but still in production.
Zea mays L. · Maize
Good, Ron
Beta vulgaris Sugar Beet Group · Sugar beet
Solanum tuberosum L. · Potato
Avena sativa L. · Oat
Solanum lycopersicum L. · Tomato
Spinacia oleracea L. · Spinach
Helianthus annuus L. · Sunflower
Festuca arundinacea Schreb. · Tall fescue
Avena sativa L. · Oat
Zea mays L. subsp. mays (Maize Group) · Maize
Cucumis sativus L. · Cucumber
Secale cereale L. · Rye
Brassica oleracea L. (Cauliflower Group) · Cauliflower
Brassica oleracea L. (White Cabbage Group) · White cabbage
Phaseolus vulgaris L. · Common bean
Daucus carota L. · Carrot
Brassica oleracea L. (Red Cabbage Group) · Red cabbage
Brassica oleracea L. (Kohlrabi Group) · Kohlrabi
Hordeum vulgare L. · Barley
Brassica oleracea L. (Savoy Cabbage Group) · Savoy cabbage
Beta vulgaris Sugar Beet Group · Sugar beet
Spinacia oleracea L. · Spinach
Lactuca sativa L. · Lettuce
Cucumis sativus L. · Cucumber