| bulgaria | burgas province | quercus robur | species | 3 | 0 |
| canada | british columbia | quercus robur | species | 2 | 0 |
| canada | ontario | quercus robur | species | 2 | 0 |
| china | | quercus robur | species | 9 | 0 |
| china | beijing | quercus robur | species | 6 | 0 |
| czech republic | | quercus robur | species | 5 | 0 |
| france | aquitaine region | quercus robur | species | 4 | 1 |
| france | franche-comte region | quercus robur | species | 3 | 0 |
| france | lorraine region | quercus robur | species | 2 | 0 |
| georgia | | quercus robur subsp. imeretina | subspecies | 3 | 0 |
| georgia | | quercus robur subsp. pedunculiflora | subspecies | 6 | 0 |
| georgia | imereti region | quercus robur subsp. imeretina | subspecies | 12 | 0 |
| georgia | kakheti region | quercus robur subsp. pedunculiflora | subspecies | 26 | 0 |
| georgia | kvemo kartli region | quercus robur subsp. pedunculiflora | subspecies | 9 | 0 |
| georgia | mtskheta-mtianeti region | quercus robur subsp. imeretina | subspecies | 6 | 0 |
| germany | | quercus robur | species | 4 | 0 |
| germany | baden-wuerttemberg | quercus robur subsp. robur | subspecies | 358 | 0 |
| germany | bavaria | quercus robur | species | 1 | 0 |
| germany | hesse | quercus robur | species | 2 | 0 |
| germany | north rhine-westphalia | quercus robur | species | 0 | 1 |
| germany | rhineland-palatinate | quercus robur subsp. robur | subspecies | 8 | 0 |
| italy | emilia-romagna region | quercus robur | species | 4 | 0 |
| italy | lazio region | quercus robur | species | 9 | 0 |
| italy | tuscany region | quercus robur | species | 4 | 0 |
| malaysia | pahang | quercus robur | species | 4 | 0 |
| poland | mazovia province | quercus robur | species | 1 | 0 |
| russia | | quercus robur | species | 33 | 0 |
| russia | bashkortostan republic | quercus robur | species | 0 | 1 |
| russia | mari el republic | quercus robur | species | 0 | 1 |
| russia | mordovia republic | quercus robur | species | 0 | 1 |
| russia | novgorod oblast | quercus robur | species | 0 | 1 |
| russia | tatarstan republic | quercus robur | species | 0 | 1 |
| russia | voronezh oblast | quercus robur | species | 0 | 2 |
| spain | | quercus robur | species | 9 | 0 |
| spain | basque country | quercus robur | species | 0 | 1 |
| spain | cantabria | quercus robur | species | 0 | 1 |
| spain | galicia | quercus robur | species | 0 | 4 |
| spain | la rioja | quercus robur | species | 0 | 1 |
| sweden | stockholm | quercus robur subsp. robur | subspecies | 250 | 0 |
| switzerland | | quercus robur | species | 1 | 0 |
| switzerland | fribourg region | quercus robur | species | 1 | 0 |
| turkey | | quercus robur subsp. pedunculiflora | subspecies | 2 | 0 |
| turkey | | quercus robur subsp. robur | subspecies | 18 | 0 |
| ukraine | | quercus robur | species | 3 | 0 |
| united kingdom | | quercus robur | species | 8 | 0 |
| united kingdom | england | quercus robur | species | 3 | 0 |