| 10.0155/1ENV27 | Ex situ | c910407 | Lactuca serriola L. | lettuce | Centre for Genetic Resources, The Netherlands (CGN), Netherlands (Kingdom of the) | Wild | Not included |
| 10.0155/1ENV38 | Ex situ | a910552 | Lactuca virosa L. | lettuce | Centre for Genetic Resources, The Netherlands (CGN), Netherlands (Kingdom of the) | Wild | Not included |
| 10.0155/1ENVBG | Ex situ | a910557 | Lactuca sativa L. group Butterhead Lettuce | lettuce | Centre for Genetic Resources, The Netherlands (CGN), Netherlands (Kingdom of the) | Advanced or improved cultivar | Not included |
| 10.0155/1ENVDJ | Ex situ | a910558 | Lactuca sativa L. group Crisp Lettuce | lettuce | Centre for Genetic Resources, The Netherlands (CGN), Netherlands (Kingdom of the) | Advanced or improved cultivar | Not included |
| 10.0155/1DVPHT | Ex situ | NGB 24434 | Lactuca sativa Capitata Group | head lettuce | Nordic Genetic Resource Center, Sweden | Breeding/research material | Not included |
| 10.0155/1ENVFM | Ex situ | b910420 | Lactuca serriola L. | lettuce | Centre for Genetic Resources, The Netherlands (CGN), Netherlands (Kingdom of the) | Wild | Not included |
| 10.0155/1ENVGN | Ex situ | a910559 | Lactuca sativa L. group Butterhead Lettuce | lettuce | Centre for Genetic Resources, The Netherlands (CGN), Netherlands (Kingdom of the) | Advanced or improved cultivar | Not included |
| 10.0155/1ENVJQ | Ex situ | b910421 | Lactuca serriola L. | lettuce | Centre for Genetic Resources, The Netherlands (CGN), Netherlands (Kingdom of the) | Wild | Not included |
| 10.0155/1ENVKR | Ex situ | a910560 | Lactuca sativa L. group Butterhead Lettuce | lettuce | Centre for Genetic Resources, The Netherlands (CGN), Netherlands (Kingdom of the) | Advanced or improved cultivar | Not included |
| 10.0155/1ENVNT | Ex situ | b910422 | Lactuca indica L. | lettuce | Centre for Genetic Resources, The Netherlands (CGN), Netherlands (Kingdom of the) | Traditional cultivar/landrace | Not included |
| 10.0155/1ENVPV | Ex situ | a910561 | Lactuca sativa L. group Cos Lettuce | lettuce | Centre for Genetic Resources, The Netherlands (CGN), Netherlands (Kingdom of the) | Advanced or improved cultivar | Not included |
| 10.0155/1ENVRX | Ex situ | a910562 | Lactuca sativa L. group Butterhead Lettuce | lettuce | Centre for Genetic Resources, The Netherlands (CGN), Netherlands (Kingdom of the) | Advanced or improved cultivar | Not included |
| 10.0155/1ENVTZ | Ex situ | c910408 | Lactuca serriola L. | lettuce | Centre for Genetic Resources, The Netherlands (CGN), Netherlands (Kingdom of the) | Wild | Not included |
| 10.0155/1ENVV* | Ex situ | a910563 | Lactuca sativa L. group Butterhead Lettuce | lettuce | Centre for Genetic Resources, The Netherlands (CGN), Netherlands (Kingdom of the) | Advanced or improved cultivar | Not included |
| 10.0155/1ENVX$ | Ex situ | c910409 | Lactuca aculeata Boiss. | lettuce | Centre for Genetic Resources, The Netherlands (CGN), Netherlands (Kingdom of the) | Wild | Not included |
| 10.0155/1ENW00 | Ex situ | c910410 | Lactuca serriola L. | lettuce | Centre for Genetic Resources, The Netherlands (CGN), Netherlands (Kingdom of the) | Wild | Not included |
| 10.0155/1ENW11 | Ex situ | a910565 | Lactuca sativa L. group Butterhead Lettuce | lettuce | Centre for Genetic Resources, The Netherlands (CGN), Netherlands (Kingdom of the) | Advanced or improved cultivar | Not included |
| 10.0155/1ENW33 | Ex situ | c910411 | Lactuca serriola L. | lettuce | Centre for Genetic Resources, The Netherlands (CGN), Netherlands (Kingdom of the) | Wild | Not included |
| 10.0155/186MNX | In situ | MWI3760 | Lactuca inermis | | | | |
| 10.0155/184MMF | In situ | MWI838 | Lactuca attenuata Stebbins | | | | |