| Code | Definition | Number of Accessions |
| 1 | very few tillers | 2 |
| 2 | (1= very few tillers, 9= very numerous tillers) | 3 |
| 3 | (1= very few tillers, 9= very numerous tillers) | 2 |
| 4 | (1= very few tillers, 9= very numerous tillers) | 3 |
| 5 | (1= very few tillers, 9= very numerous tillers) | 2 |
| 6 | (1= very few tillers, 9= very numerous tillers) | 1 |
| 8 | (1= very few tillers, 9= very numerous tillers) | 1 |
| 9 | very numerous tillers | 1 |