| Code | Definition | Number of Accessions |
| 1 | Plot height was estimated to nearest foot. Plants are growing along or very close to the ground and less than one feet or 0.3 meters in height. Seen in several diploid Gossypium species (G. longicalyx, G. costulatum for example) | 32 |
| 2 | Plot height was estimated to the nearest foot. Plant height is very short irrespective of growing conditions and ranges from one to two feet (0.3 to 0.61 meters in height) | 525 |
| 3 | Plot height was estimated to the nearest foot. Plant height ranges from two to three feet (0.61 to 0.91 meters) in height | 3131 |
| 4 | Plot height was estimated to the nearest foot. Plant height ranges from three to four feet (0.91 to 1.22 meters) in height | 3514 |
| 5 | Plot height was estimated to the nearest foot. Plant height ranges from four to five feet (1.22 to 1.52 meters) in height | 1553 |
| 6 | Plot height was estimated to the nearest foot. Plant height ranges from five to six feet (1.52 to 1.83 meters) in height | 1164 |
| 7 | Plot height was estimated to the nearest foot. Plant height ranges from six to seven feet (1.83 to 2.13 meters) in height | 397 |
| 8 | Plot height was estimated to the nearest foot. Plant height is over seven feet (2.13 meters) in height | 101 |
| 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 | 82 |