Here are the contrasting features of the seven characters of the pea plant:
| Character | Contrasting Features |
|---|---|
| Seed shape | Round or wrinkled |
| Seed colour | Yellow or green |
| Flower colour | Purple or white |
| Pod shape | Inflated or constricted |
| Pod colour | Green or yellow |
| Flower position | Axial (on the stem) or terminal (at the end of the stem) |
| Stem length | Tall (>70 cm) or short (<70 cm) |
