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|  |
| Ser.nr. | 5531 |
 | Betula x caerulea Blanch.
?: Betula caerulea Blanch. / Betula caerulea-grandis | | | | | Betula x caerulea Blanch. | 5000, 504 | | Betula caerulea Blanch. | 504 | | Betula caerulea | 0-1, 223, 227, 503-1466, 504 | | Betula caerulea=grandis | 0-1, 503-1746 |
 | Blau-birke | | | | | Blau=birke | 504 |
 | Bříza namodralá | | | | | Bříza namodralá | 227 |
 | Берёза голубая | | | | | Берёза голубая | 223, 504 |
 | 223, 227,
503-1466, 503-1746, 504, 5000 |
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