Lettuce varieties having both iceberg and romaine lettuce characteristics and methods of making and using

1. A seed of a Lactuca sativa line selected from the group consisting of PSR 6425; PSR 6595; and PSR 6032, a representative sample deposited in the American Type Culture Collection under accession number PTA-3248.

2. A Lactuca sativa L. plant, or a part thereof, produced by growing the seed of claim 1 .

3. An F 1 Lactuca sativa L. plant, or a part thereof, having as one or more parents a Lactuca sativa L. plant produced by crossing a Lactuca sativa line selected from the group consisting of PSR 6425; PSR 6595; and PSR 6032, a representative sample of seed deposited in the American Type Culture Collection under accession number PTA-3248.

4. The F 1 plant, or the part thereof of, claim 3 , wherein said one or more parents is PSR 6425.

5. The F 1 plant, or the part thereof, of claim 4 , expressing a combination of at least two traits selected from the group consisting of: an outer leaf length to width ratio of about 1.2 to about 2.7, spatulate leaf shape, elliptical stature, semi-open head formation, resistance to corky root rot and resistance to lettuce mosaic virus.

6. The F 1 plant, or the part thereof, of claim 5 , having an outer leaf length to width ratio of about 1.2 to about 1.8, a spatulate leaf shape, a semi-open head, and resistance to lettuce mosaic virus.

7. The seed of claim 1 , wherein said seed grows into an iceberg lettuce cultivar comprising an elliptical stature and a first outer leaf having a length to width ratio between about 1.2 to about 2.7 and an outer leaf color which ranges from about RHS 146A to about RHS 146B.

8. The seed of claim 1 , wherein said seed grows into an iceberg lettuce cultivar comprising an elliptical stature and a first outer leaf having a length to width ratio between about 1.2 to about 1.8 and an outer leaf color which ranges from about RHS 146A to about RHS 146B.

9. The F 1 plant, or the part thereof, of claim 3 , wherein said one or more parents is PSR 6595.

10. The F 1 plant, or the part thereof, of claim 9 , expressing a combination of at least two traits selected from the group consisting of: an outer leaf length to width ratio of about 1.2 to about 2.7, spatulate leaf shape, elliptical stature, semi-open head formation, resistance to corky root rot and resistance to lettuce mosaic virus.

11. The F 1 plant, or the part thereof, of claim 10 , having an outer leaf length to width ratio of about 1.2 to about 1.8, a spatulate leaf shape, a semi-open head, and resistance to lettuce mosaic virus.

12. The F 1 plant, or the part thereof, of claim 3 , wherein said one or more parents is PSR 6032.

13. The F 1 plant, or the part thereof, of claim 12 , expressing a combination of at least two traits selected from the group consisting of: an outer leaf length to width ratio of about 1.2 to about 2.7, spatulate leaf shape, elliptical stature, semi-open head formation, resistance to corky root rot and resistance to lettuce mosaic virus.

14. The F 1 plant, or the part thereof, of claim 13 , having an outer leaf length to width ratio of about 1.2 to about 1.8, a spatulate leaf shape, a semi-open head, and resistance to lettuce mosaic virus.

15. The F 1 plant, or the part thereof, of claim 5 , having an outer leaf length to width ratio of about 1.2 to about 2.1, a spatulate leaf shape, a semi-open head, and resistance to lettuce mosaic virus and an outer leaf color which ranges from about RHS 146A to about RHS 146B.

16. The F 1 plant, or the part thereof, of claim 5 , having an outer leaf length to width ratio of about 1.3 to about 2.0, a spatulate leaf shape, a semi-open head, and resistance to lettuce mosaic virus and an outer leaf color which ranges from about RHS 146A to about RHS 146B.

17. The F 1 plant, or the part thereof, of claim 5 , further comprising a blanched inner leaf color, ranging from about RHS 145C to about RHS 145D.

18. The F 1 plant, or the part thereof, of claim 10 , having an outer leaf length to width ratio of about 1.2 to about 2.1, a spatulate leaf shape, a semi-open head, and resistance to lettuce mosaic virus and an outer leaf color which ranges from about RHS 146A to about RHS 146B.

19. The F 1 plant, or the part thereof, of claim 10 , having an outer leaf length to width ratio of about 1.3 to about 2.0, a spatulate leaf shape, a semi-open head, and resistance to lettuce mosaic virus and an outer leaf color which ranges from about RHS 146A to about RHS 146B.

20. The F 1 plant, or the part thereof, of claim 10 , further comprising a blanched inner leaf color, ranging from about RHS 145C to about RHS 145D.

21. The F 1 plant, or the part thereof, of claim 13 , having an outer leaf length to width ratio of about 1.2 to about 2.1, a spatulate leaf shape, a semi-open head, and resistance to lettuce mosaic virus and an outer leaf color which ranges from about RHS 146A to about RHS 146B.

22. The F 1 plant, or the part thereof, of claim 13 , having an outer leaf length to width ratio of about 1.3 to about 2.0, a spatulate leaf shape, a semi-open head, and resistance to lettuce mosaic virus and an outer leaf color which ranges from about RHS 146A to about RHS 146B.

23. The F 1 plant, or the part thereof, of claim 13 , further comprising a blanched inner leaf color, ranging from about RHS 145C to about RHS 145D.

24. A seed produced from a parent Lactuca sativa L. plant, wherein said parent Lactuca sativa L. plant is a plant of Lactuca sativa line PSR 6425, a representative sample deposited in the American Type Culture Collection under accession number PTA-3248.

25. A seed produced from a parent Lactuca sativa L. plant, wherein said parent Lactuca sativa L. plant is a plant of Lactuca sativa line PSR 6595, a representative sample deposited in the American Type Culture Collection under accession number PTA-3248.

26. A seed produced from a parent Lactuca sativa L. plant, wherein said parent Lactuca sativa L. plant is a plant of Lactuca sativa line PSR 6032, a representative sample deposited in the American Type Culture Collection under accession number PTA-3248.