Novel lettuce, such as lettuce designated SAWTOOTH is disclosed. In some embodiments, the disclosure relates to the seeds of lettuce designated SAWTOOTH, to the plants and plant parts of lettuce designated SAWTOOTH, and to methods for producing a lettuce plant by crossing the lettuce designated SAWTOOTH with itself or another lettuce plant. The disclosure 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 plants derived from the lettuce designated SAWTOOTH.