| Code | Definition | Number of Accessions |
| 1 | PROFUSE, THICK SECONDARY ROOTS | 30 |
| 2 | (1 = PROFUSE, THICK SECONDARY ROOTS, 9 = NO APPRECIABLE SECONDARY ROOTS) | 99 |
| 3 | (1 = PROFUSE, THICK SECONDARY ROOTS, 9 = NO APPRECIABLE SECONDARY ROOTS) | 173 |
| 4 | (1 = PROFUSE, THICK SECONDARY ROOTS, 9 = NO APPRECIABLE SECONDARY ROOTS) | 252 |
| 5 | (1 = PROFUSE, THICK SECONDARY ROOTS, 9 = NO APPRECIABLE SECONDARY ROOTS) | 302 |
| 6 | (1 = PROFUSE, THICK SECONDARY ROOTS, 9 = NO APPRECIABLE SECONDARY ROOTS) | 359 |
| 7 | (1 = PROFUSE, THICK SECONDARY ROOTS, 9 = NO APPRECIABLE SECONDARY ROOTS) | 357 |
| 8 | (1 = PROFUSE, THICK SECONDARY ROOTS, 9 = NO APPRECIABLE SECONDARY ROOTS) | 124 |