TABLE 4.
Meiosis in BC1
| Meiotic configuration (approximate)
|
||||||||
|---|---|---|---|---|---|---|---|---|
| BC1 no. | 2n | I | II | III | IV | Micronuclei | Collapsed pollen | Regularity of pollen diameter |
| 1 | 49 | − | − | − | ||||
| 2 | 49 | + | + | − | = | = | −, some very big | |
| 3 | 36 | − | + | − | + | − | ||
| 4 | 43–44 | + | −− | |||||
| 5 | 49 | 49 in some cells | = | − | + | + | − | |
| 6 | 44 | + | = | − | − | = | ||
| 7 | 84 | + | + | −− | ||||
| 8 | 41 | + | −, in some cells + | = | − | − | ||
| 9 | 40 | − | + | = | = | − | ||
| 10 | 38 | 12 | 13 | − | − | = | − | |
| 11 | 41 | = | = | = | = | − | ||
| 12 | 34 | = | = | − | 1 | − | − | − |
| 13 | 30 | − | + | − | − | = | ||
−, few; =, some; +, many. Regularity of pollen diameter: −−, very irregular; −, irregular; =, quite regular.