| 10.18730/17YR= | CGN04717 | Lactuca sativa L. group butterhead lettuce | lettuce | Centre for Genetic Resources, the Netherlands, Netherlands (Kingdom of the) | Advanced or improved cultivar | Not included |
| 10.18730/17YGV | CGN04700 | Lactuca sativa L. group butterhead lettuce | lettuce | Centre for Genetic Resources, the Netherlands, Netherlands (Kingdom of the) | Advanced or improved cultivar | Not included |
| 10.25642/IPK/GBIS/97736 | LAC 905 | Lactuca sativa L. convar. incocta var. crispa L. | | Genebank, Leibniz Institute of Plant Genetics and Crop Plant Research, Germany | Advanced or improved cultivar | Not included |
| 10.18730/1AGS~ | CGN06020 | Lactuca sativa L. group cutting lettuce | lettuce | Centre for Genetic Resources, the Netherlands, Netherlands (Kingdom of the) | Advanced or improved cultivar | Not included |
| 10.18730/1H35Z | CGN14685 | Lactuca sativa L. group butterhead lettuce | lettuce | Centre for Genetic Resources, the Netherlands, Netherlands (Kingdom of the) | Advanced or improved cultivar | Not included |
| 10.18730/1BXEK | CGN10980 | Lactuca sativa L. group cutting lettuce | lettuce | Centre for Genetic Resources, the Netherlands, Netherlands (Kingdom of the) | Traditional cultivar/landrace | Not included |
| 10.25642/IPK/GBIS/57461 | LAC 553 | Lactuca sativa L. convar. incocta var. capitata L. | | Genebank, Leibniz Institute of Plant Genetics and Crop Plant Research, Germany | Traditional cultivar/landrace | Not included |
| 10.25642/IPK/GBIS/81365 | LAC 728 | Lactuca sativa L. convar. sativa var. longifolia Lam. | | Genebank, Leibniz Institute of Plant Genetics and Crop Plant Research, Germany | Traditional cultivar/landrace | Not included |
| 10.25642/IPK/GBIS/80349 | LAC 747 | Lactuca sativa L. convar. sativa var. longifolia Lam. | | Genebank, Leibniz Institute of Plant Genetics and Crop Plant Research, Germany | Traditional cultivar/landrace | Not included |
| 10.18730/17FKZ | CGN05176 | Lactuca sativa L. group butterhead lettuce | lettuce | Centre for Genetic Resources, the Netherlands, Netherlands (Kingdom of the) | Advanced or improved cultivar | Not included |
| 10.18730/17GRZ | CGN04848 | Lactuca sativa L. group butterhead lettuce | lettuce | Centre for Genetic Resources, the Netherlands, Netherlands (Kingdom of the) | Advanced or improved cultivar | Not included |
| 10.18730/17H02 | CGN05850 | Lactuca sativa L. group butterhead lettuce | lettuce | Centre for Genetic Resources, the Netherlands, Netherlands (Kingdom of the) | Advanced or improved cultivar | Not included |
| 10.18730/17HJM | CGN05828 | Lactuca sativa L. group butterhead lettuce | lettuce | Centre for Genetic Resources, the Netherlands, Netherlands (Kingdom of the) | Advanced or improved cultivar | Not included |
| 10.18730/189QG | CGN04745 | Lactuca sativa L. group cutting lettuce | lettuce | Centre for Genetic Resources, the Netherlands, Netherlands (Kingdom of the) | Traditional cultivar/landrace | Not included |
| 10.18730/18B6T | CGN04775 | Lactuca sativa L. group oilseed lettuce | lettuce | Centre for Genetic Resources, the Netherlands, Netherlands (Kingdom of the) | Traditional cultivar/landrace | Not included |
| 10.18730/17NG= | CGN04794 | Lactuca sativa x serriola L. | lettuce | Centre for Genetic Resources, the Netherlands, Netherlands (Kingdom of the) | Wild | Not included |
| 10.18730/1866E | CGN04840 | Lactuca sativa L. group cos lettuce | lettuce | Centre for Genetic Resources, the Netherlands, Netherlands (Kingdom of the) | Advanced or improved cultivar | Not included |
| 10.18730/17PX6 | CGN05859 | Lactuca serriola L. | lettuce | Centre for Genetic Resources, the Netherlands, Netherlands (Kingdom of the) | Wild | Not included |
| 10.18730/1CWKH | CGN13358 | Lactuca serriola L. | lettuce | Centre for Genetic Resources, the Netherlands, Netherlands (Kingdom of the) | Wild | Not included |
| 10.18730/1PD0V | CGN22757 | Lactuca serriola L. | lettuce | Centre for Genetic Resources, the Netherlands, Netherlands (Kingdom of the) | Wild | Not included |
