Table 1 Genetic diversity ( P : percentage polymorphic loci, H j : expected heterozygosity) in pure O. purpurea and O. militaris populations and in the hybrid zone
| Â | Population | ||
|---|---|---|---|
|  | Orchis militaris(n = 27) | Hybrid zone(n = 140) | Orchis purpurea(n = 30) |
P | 61.1 | 78.8 | 59.3 |
H j | 0.21 | 0.31 | 0.15 |