| Code | Definition | Number of Accessions |
| 0 | no lint - completely naked seed | 21 |
| 1 | white - most cotton cultivars of G. hirsutum and G. arboreum | 5462 |
| 2 | cream - many accessions of G. barbadense that show a slight yellowing of the mature fiber | 453 |
| 3 | brown - brown coloration of cotton producing species. Normal in G. tomentosum | 98 |
| 4 | green - green coloration of fiber. Typically fades to off white or tan | 16 |
| 5 | tan - tan coloration of fiber | 120 |
| 6 | rust - strongest expression of brown and sometimes with hint of red | 6 |
| 7 | off white - best seen in G. herbaceum f. africanum and in some wild accessions of cotton | 72 |
| 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 | 30 |