Table 1.
The 393 red clover (Trifolium pratense) accessions used in this study, distributed across countries or regions and population types.
| Region | Cultivars | Breeding material | Landraces | Ecotypes |
|---|---|---|---|---|
| Americas (Argentina, Canada, USA) | 11 | 5 | ||
| Belgium | 8 | 4 | 4 | |
| Central or eastern Europe (Austria, Bulgaria, Poland, Slovakia) | 1 | 4 | ||
| Czech Republic | 26 | 21 | 2 | |
| Denmark | 3 | |||
| Finland | 1 | 3 | 1 | |
| France | 11 | |||
| Germany | 4 | |||
| Great Britain | 11 | 5 | 1 | 3 |
| Italy | 4 | |||
| Norway | 5 | 18 | 1 | |
| Oceania/Asia (Japan, New Zealand) | 12 | |||
| Serbia | 10 | 14 | 5 | |
| Iberia (Portugal, Spain) | 9 | |||
| Sweden | 15 | 58 | 32 | |
| Switzerland | 15 | 5 | 61 |