Chleban
Protection expiredPisum sativum L. · Pea
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.
Pisum sativum L. · Pea
Lactuca sativa L. · Lettuce
Capsicum annuum L. · Bell pepper
Zea mays L. subsp. mays (Maize Group) · Maize
Capsicum annuum L. · Bell pepper
Zea mays L. subsp. mays (Maize Group) · Maize
Phaseolus vulgaris L. · Common bean
Raphanus sativus L. var. sativus · Radish
Zea mays L. · Maize
Capsicum annuum L. · Bell pepper
Phaseolus vulgaris L. · Common bean
Capsicum annuum L. · Bell pepper
Dianthus caryophyllus L. · Carnation
Brassica oleracea L. (Cauliflower Group) · Cauliflower
Lactuca sativa L. · Lettuce
Nicotiana tabacum L. · Tobacco
Bromus erectus Huds.
Beta vulgaris Sugar Beet Group · Sugar beet
Beta vulgaris Sugar Beet Group · Sugar beet
Allium sativum L. · Garlic
Brassica oleracea L. (White Cabbage Group) · White cabbage
Cucumis sativus L. · Cucumber
Avena sativa L. · Oat
Zea mays L. · Maize