Table 2. Gene-flow investigation with bulked DNA samples.
| Leaves | Embryos | |||
|---|---|---|---|---|
| Number of examined samples | Number of cross-detected samples | Number of examined samples | Number of cross-detected samples | |
| KSN | ||||
| R. acicularis | 0 | 0 | 37 | 0 |
| R. luciae | 0 | 0 | 0 | 0 |
| R. multiflora | 0 | 0 | 10 | 0 |
| R. rugosa | 0 | 0 | 87 | 0 |
| AP2 | ||||
| R. acicularis | 0 | 0 | 31 | 0 |
| R. luciae | 10 | 0 | 10 | 0 |
| R. multiflora | 30 | 0 | 0 | 0 |
| R. rugosa | 20 | 0 | 26 | 0 |
| KSN and AP2 | ||||
| R. acicularis | 0 | 0 | 27 | 0 |
| R. luciae | 30 | 0 | 2 | 0 |
| R. multiflora | 0 | 0 | 120 | 1–10* |
| R. rugosa | 20 | 0 | 187 | 1–10* |
*PCR amplification in 10 bulked samples.