| DISEASE | Verticillium wilt race 2 | Verticiillium wilt Race 2, caused by Verticillium dahliae Kleb. | susceptible | | LETTUCE.VERTICILLIUM.WILT.RACE2.HAYES | PI 342440 salinas SD | Not Available |
| MORPHOLOGY | Head type | Head type | BUT - BUTTERHEAD | | LETTUCE.OLD.DATA | PI 342440 75i SD | Not Available |
| MORPHOLOGY | Head type | Head type | BUT - BUTTERHEAD (63%) | 12 | LETTUCE.2010.SALINAS.HELLIER(1) | PI 342440 96i SD | |
| MORPHOLOGY | Head type | Head type | LEF - LEAFY (37%) | 7 | LETTUCE.2010.SALINAS.HELLIER(2) | PI 342440 96i SD | |
| MORPHOLOGY | Head solidity | Head solidity | 4 - (1 = LOOSE, 5 = SOLID) | | LETTUCE.OLD.DATA | PI 342440 75i SD | Not Available |
| MORPHOLOGY | Head diameter | Average head diameter (cm) | 12.5 | | LETTUCE.OLD.DATA | PI 342440 75i SD | Not Available |
| MORPHOLOGY | Head depth | Average head depth (cm) | 12.5 | | LETTUCE.OLD.DATA | PI 342440 75i SD | Not Available |
| MORPHOLOGY | Leaf color | Leaf color | DG - Dark green (37%) | 7 | LETTUCE.2010.SALINAS.HELLIER(2) | PI 342440 96i SD | |
| MORPHOLOGY | Leaf color | Leaf color | GR - Green (63%) | 12 | LETTUCE.2010.SALINAS.HELLIER(1) | PI 342440 96i SD | |
| MORPHOLOGY | Leaf color | Leaf color | YG - Yellow green | | LETTUCE.OLD.DATA | PI 342440 75i SD | Not Available |
| MORPHOLOGY | Leaf anthocyanin | Anthocyanin content in the leaves | AB - ABSENT (37%) | 7 | LETTUCE.2010.SALINAS.HELLIER(2) | PI 342440 96i SD | |
| MORPHOLOGY | Leaf anthocyanin | Anthocyanin content in the leaves | AB - ABSENT (63%) | 12 | LETTUCE.2010.SALINAS.HELLIER(1) | PI 342440 96i SD | |
| MORPHOLOGY | Leaf crispness | Leaf crispness | 3 - (1 = LIMP, 6 = CRISP) | | LETTUCE.OLD.DATA | PI 342440 75i SD | Not Available |
| MORPHOLOGY | Seed color | Seed color | WH - white (100%) | | LETTUCE.SEEDCOLOR.2015.PULLMAN | PI 342440 96i SD | |
| MORPHOLOGY | Seed weight 100 | Weight of 100 seeds in grams. | 0.127 | | LETTUCE.SEEDWEIGHT.WRPIS | PI 342440 96i SD | |
| MORPHOLOGY | Bolting uniformity | Uniformity in plant bolting | MX - Mixed bolting. Plants bolt at different times (63%) | 12 | LETTUCE.2010.SALINAS.HELLIER(1) | PI 342440 96i SD | |
| MORPHOLOGY | Bolting uniformity | Uniformity in plant bolting | UN - Uniform bolting. All the plants bolt relatively at the same time (37%) | 7 | LETTUCE.2010.SALINAS.HELLIER(2) | PI 342440 96i SD | |
| MORPHOLOGY | Leaf blistering | Leaf blistering on adult leaves | 1 - 1: on 0-7 scale (63%) | 12 | LETTUCE.2010.SALINAS.HELLIER(1) | PI 342440 96i SD | |
| MORPHOLOGY | Leaf blistering | Leaf blistering on adult leaves | 3 - 3: slight (37%) | 7 | LETTUCE.2010.SALINAS.HELLIER(2) | PI 342440 96i SD | |
| MORPHOLOGY | Leaf margin undulation | Leaf margin undulation (adult leaf) | 1 - 1: on 0-7 scale (37%) | 7 | LETTUCE.2010.SALINAS.HELLIER(2) | PI 342440 96i SD | |
| MORPHOLOGY | Leaf margin undulation | Leaf margin undulation (adult leaf) | 1 - 1: on 0-7 scale (63%) | 12 | LETTUCE.2010.SALINAS.HELLIER(1) | PI 342440 96i SD | |
| PHENOLOGY | Days to maturity | Actual days to average market maturity | 56 | | LETTUCE.OLD.DATA | PI 342440 75i SD | Not Available |