Genomes of the Rapid Cycling Brassica Species
| Numerical Designation & Species |
cytoplasm symbol | nuclear symbol | haploid number | diploid genome | days to first flower (20-25°C) |
| 1. Brassica rapa | A | a | 10 | Aaa | 16 |
| 2. Brassica nigra | B | b | 8 | Bbb | 20 |
| 3. Brassica oleracea | C | c | 9 | Ccc | 30 |
| 4. Brassica juncea | AB | ab | 18 | ABaabb | 19 |
| 5. Brassica napus | AC | ac | 19 | ACaacc | 25 |
| 6. Brassica carinata | BC | bc | 17 | BCbbcc | 26 |
