Colour of middle third
| Code | Term | Description |
|---|---|---|
| 1 | Whitish | |
| 2 | Yellow | |
| 3 | Orange | |
| 4 | Light green | |
| 5 | Green | |
| 6 | Red | |
| 7 | Brown | |
| 8 | Purple | |
| 9 | Green with silvery wax | |
| 10 | Striped (red and light green) | |
| 11 | silvery due to wax | |
| 12 | Striped (purple and green) | |
| 13 | Green purple | |
| 14 | Purple green |