Table 2.
Selected unreported distributions of rDNA chromosomal sites observed in 18 accessions of the 13 Brassicaceae species studied
| rDNA-bearing chromosomal types |
|||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Taxon (genome) | 2n | I | II | III | IV | V | VI | VII | (VI/VII)* | VIII | Fig. |
| Brassica fruticulosa (F) subsp. fruticulosa | 16 | 21† | – | 2 | – | – | – | – | 2 | – | 1A |
| B. cretica (Cr) | 18 | – | – | – | 21 | – | – | 2 | – | – | 1B |
| 18 | – | – | – | 21 | – | 2 | – | 1 | – | 1C | |
| B. oleracea (C) ‘No. 4003’ | 18 | – | – | – | 21 | – | – | – | 2 | – | 1D |
| B. oxyrrhina (O) | 18 | 2 | – | 2 | – | – | – | – | 2 | – | 1E |
| B. rapa (A) ‘Schneeball’ | 20 | 2 | 2 | – | – | 2 | – | – | – | 2 | 1F |
| B. tournefortii (T) ‘1412’ | 20 | 2 | – | – | – | 2 | – | – | – | – | 1G |
| B. carinata (BC) ‘Yellow Dodolla’ | 34 | – | – | 2 | 2 | – | 6 | 1 | 2 | – | 2A |
| 34 | – | – | 2 | 2 | – | 6 | 2 | 2 | – | 2B | |
| B. juncea (AB) ‘685’ | 36 | 21 | 2 | 2 | – | 2 | 1 | 3 | – | 4 | 2C |
| B. napus (AC) ‘429’ | 38 | 2 | 3 | – | 2 | 2 | – | 2 | – | 3 | 3A |
| 38 | 2 | 5 | – | 2 | 2 | – | 2 | – | 2 | 3B | |
| ‘Brukiew Wilhelmburska’ | 38 | 2 | 4 | – | 2 | 2 | – | 2 | 2 | 4 | 3C |
| ‘Bpl 5-1’ (rapid-cycling form) | 38 | 2 + 21‡ | 4 | – | – | 2 | – | 2 | 2 | 2 | 3D |
| Diplotaxis muralis (Dm) ‘690’ | 42 | 21 | – | 2 + 2 | – | – | 2 | 2 | – | – | 4A |
| Eruca vesicaria (E) subsp. sativa | 22 | 2 | – | – | – | – | 2 | 3 | – | – | 4B |
| Raphanus sativus (R) ‘186’ | 18 | 2 | – | 2 | – | – | – | – | – | 4 | 4C |
| ‘Opolanka’ | 18 | 2 + 11 | – | 2 | – | – | – | – | – | 2 | 4D |
| ‘Agata’ (autotetraploid) | 36 | 4 | – | 4 | – | – | – | – | – | 4 | 4E |
| Sinapis alba (Sal) subsp. dissecta | 24 | 21 | – | – | – | 1 + 1 | – | 4 | 2 | – | 5A |
| ‘774’ (autotetraploid) | 48 | 41 | – | – | – | 2 + 2 | – | 5 | 7 | – | 5B |
*
Types VI and VII are considered as one group when not distinguishable.
†
Superscript numbers indicate the variant types I1, I2 and IV1.
‡
Two values are given when distinct and consistent differences in size of signal occur on chromosomes of the same type.