Peking
Protection expiredLilium L. · Lily
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.
Lilium L. · Lily
hybrids between Solanum lycopersicum L. and S. habrochaites S. Knapp & D.M. Spooner
Zea mays L. · Maize
Lilium longiflorum Thunb. · Easter lily
Lilium L. · Lily
Hyacinthus orientalis L. · Common hyacinth
Bouvardia Salisb. · Bouvardia
Lilium L. · Lily
Zea mays L. · Maize
Anthurium Schott · Anthurium
Pyrus communis L. · European pear
Malus Mill. · Apple
Nerine bowdenii W. Watson · Corn lily
Prunus cerasus L. · Sour cherry
Freesia Eckl. ex Klatt · Freesia
Cichorium intybus L. · Chicory
C. E. Zimmermann (US)
Nicotiana tabacum L. · Tobacco
Cichorium intybus L. · Chicory
SUBA (IT)
Brassica rapa L. subsp. chinensis (L.) Hanelt · Bok choy
Zea mays L. subsp. mays (Popcorn Group) · Popcorn
Begonia Semperflorens-Cultorum Group · Bedding Begonia
Calendula officinalis L. · Pot marigold
Calendula officinalis L. · Pot marigold
Calendula officinalis L. · Pot marigold