Europe, Eastern Europe, Northern Europe, Southern Europe, Western Europe, United Kingdom, Western Asia
Hybrid origin
not available
boissieri , cupanii , hungaricum , kesselringii
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
21,22