| Code | Definition | Number of Accessions |
| 0 | No branches on the tassel. | 45 |
| 1 | The tassel has branches, but there are no branches on the primary tassel branches. | 1813 |
| 2 | Branching to secondary tassel branches only. No tertiary tassel branches. | 3071 |
| 3 | Branching to tertiary tassel branches only. No branches on tertiary branches. | 1286 |
| 4 | Branching beyond tertiary tassel branching. Branches on at least one tertiary branch. Note should indicate how many levels of branching occurs in this very unusual situation. | 12 |