| Code | Definition | Number of Accessions |
| 1 | normal - typical bract that remains close to the boll and expands to partially wrap the boll | 6942 |
| 2 | frego - bract is reduced in overall growth. Less likely to contribute to trash on harvest cotton. | 54 |
| 3 | flared - bract tends to point away from the boll. Best obsevered on G. herbaceum f. africanum | 12 |
| 4 | recurved - bract tends to point further away from the boll towards the pedicel | 16 |
| 9 | plot is segregating for this trait and a single score is not an accurate description or the variation is outside of the rating scale | 34 |