| Lettuce | | Bibb_lettuce, Boston_lettuce, buttercrunch, butterhead_lettuce, crisphead_lettuce, iceberg, iceberg_lettuce, leaf_lettuce, lettuce, loose-leaf_lettuce |
| appearance as argument number 1 |
|
|
| (subclass Lettuce LeafyGreenVegetable) | Food.kif 597-597 | Lettuce is a subclass of leafy green vegetable |
|
|
|