| Color code and Abbreviations |
| Queens without information : |
Queens from one strain, but mated by drones from another strain . Their population and daughters (and drones of them) are F1 crossed. |
| Queen and Drones have the same ancestors: combination to increase or stabilize some characteristics |
| Queen and Drones result of a cross between two different lines : interesting to increase their resistance and qualities. |
| Breeders |
| (-) (BA): | Brother Adam 1898-1996 † (Karl Kehrle Foundation) |
| .. : | Not known! () |
| ASH : | Anders Sand (SE) |
| EA (EAN): | Egon Andersson (SE) |
| EK (EKS): | Eivon Karlsson (SE) |
| HAL : | Håkan Albrektsson (SE) |
| HW : | Hans Wellberg (SE) |
| KÅH (KAH): | Kjell Hallberg (SE) |
| KDK : | Kristianstad Drottning Klubb (SE) |
| LH-LHj (LHJ): | Leif Hjalmarsson (SE) |
| SK : | Skärva depot (SE) |
| UG : | Ulf Gröhn †2012 (SE) |
|
| Races — Do use them |
| B: | buckfast |
| E: | lamarckii (Egyptian) |
|
| Importation mode |
| ilv : | Grafted larvae imported |
| Mating Places, etc |
| asp : | Aspö island (SE) |
| han : | Hanö island (SE) |
| has : | Hasslö island (SE) |
| ins : | Instrumental insemination |
| utl : | Utlängan island (SE) |
| ven : | Ven island (SE) |
|