| Code | Definition | Number of Accessions |
| 1 | moderately pointed - boll ends in a point, intermediate between clearly pointed and blunt | 2970 |
| 2 | pointed - boll is tapered to a tip. It can complement the cone boll shape or appear pinched out | 3017 |
| 3 | blunt - boll ends abruptly. With round or oval bolls, tip follows the overall shape of the boll | 814 |
| 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 | 31 |