Research Article
Icelandic Birch Polyploids—The Case of a Perfect Fit in Genome Size
Table 1
Plant materials, ploidy determination, morphology evaluation, and genome size measurements (C- and Cx-values in Mbp) from FDM and FCM.
| Plant identity number | Ploidy by karyotype | DNA Ploidy | Morphology index | 1Cx-values | 2C-values | FDM-buds | FCM-twigs | FDM-buds | FCM-twigs |
| Bn-1 | — | 2 | — | | 453.4 | | 906.8 | Bn-2 | — | 2 | — | | 461.7 | | 923.4 | 44 | 2 | 2 | 1 | 441.2 | | 882.4 | | 46 | 2 | 2 | 3 | 431.8 | | 863.6 | | 51 | 2 | 2 | 1 | 451.1 | | 902.2 | | 72 | 3 | 3 | 4 | | 443.4 | | 1330.2 | 81 | 3 | 3 | 4 | 447.2 | 441.7 | 1341.6 | 1325.1 | 71 | 4 | 4 | 6 | 445.4 | 439.3 | 1781.4 | 1757.2 | 83 | 4 | 4 | 7 | 433.7 | 453.5 | 1734.8 | 1814.0 | 85 | 4 | 4 | 8 | | 430.2 | | 1720.8 | 92 | 4 | 4 | 10 | 439.7 | 438.4 | 1758.8 | 1753.6 | 95 | 4 | 4 | 9 | | 448.2 | | 1792.8 |
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