| Code | Definition | Number of Accessions |
| 1 | VERY ERECT | 5 |
| 2 | (1 = VERY ERECT, 9 = PROSTRATE) | 13 |
| 3 | (1 = VERY ERECT, 9 = PROSTRATE) | 29 |
| 4 | (1 = VERY ERECT, 9 = PROSTRATE) | 46 |
| 5 | MEDIUM | 71 |
| 6 | (1 = VERY ERECT, 9 = PROSTRATE) | 76 |
| 7 | (1 = VERY ERECT, 9 = PROSTRATE) | 90 |
| 8 | (1 = VERY ERECT, 9 = PROSTRATE) | 126 |
| 9 | PROSTRATE | 58 |