Abstract: A novel romaine lettuce cultivar, designated Del Sol, is disclosed. The invention relates to the seeds of lettuce cultivar Del Sol, to the plants of lettuce cultivar Del Sol and to methods for producing a lettuce plant by crossing the cultivar Del Sol with itself or another lettuce cultivar. The invention further relates to methods for producing a lettuce plant containing in its genetic material one or more transgenes and to the transgenic plants produced by that method and to methods for producing other lettuce cultivars derived from the cultivar Del Sol.

Abstract: A novel romaine lettuce cultivar, designated True Heart, is disclosed. The invention relates to the seeds of lettuce cultivar True Heart, to the plants of lettuce cultivar True Heart and to methods for producing a lettuce plant by crossing the cultivar True Heart with itself or another lettuce cultivar. The invention further relates to methods for producing a lettuce plant containing in its genetic material one or more transgenes and to the transgenic plants produced by that method and to methods for producing other lettuce cultivars derived from the cultivar True Heart.

Abstract: A novel romaine lettuce cultivar, designated Valley Fresh, is disclosed. The invention relates to the seeds of lettuce cultivar Valley Fresh, to the plants of lettuce cultivar Valley Fresh and to methods for producing a lettuce plant by crossing the cultivar Valley Fresh with itself or another lettuce cultivar. The invention further relates to methods for producing a lettuce plant containing in its genetic material one or more transgenes and to the transgenic plants produced by that method and to methods for producing other lettuce cultivars derived from the cultivar Valley Fresh.

Abstract: A novel romaine lettuce cultivar, designated Green Thunder, is disclosed. The invention relates to the seeds of lettuce cultivar Green Thunder, to the plants of lettuce cultivar Green Thunder and to methods for producing a lettuce plant by crossing the cultivar Green Thunder with itself or another lettuce cultivar. The invention further relates to methods for producing a lettuce plant containing in its genetic material one or more transgenes and to the transgenic plants produced by that method and to methods for producing other lettuce cultivars derived from the cultivar Green Thunder.