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Table 1 Characterization of H. macrophylla cultivars used for intraploid and interploid crosses

From: Targeted generation of polyploids in Hydrangea macrophylla through cross-based breeding

  Cultivar SSR fingerprint IDa nb 2C DNA content
(mean ± SD) [pg]
Counted chromosomes Pollen viability
(mean ± SD) [%]
Diploid
(n = 12)
Baby Blue G75 7 4.49 ± 0.01 36 55 ± 7
Bläuling G07 6 4.46 ± 0.02 36 59 ± 5
Bodenseec G09 5 4.51 ± 0.03 36 49 ± 6
Choco Bleu G68 6 4.49 ± 0.02 36 54 ± 5
Dark Angel G72 4 4.35 ± 0.04 36 26 ± 5
Hörnli G30 3 4.47 ± 0.01 36 56 ± 5
Forever Pink G73 1 4.61 36 n.d.
Libelle G33 9 4.45 ± 0.02 36 33 ± 2
Little Prince G69 7 4.44 ± 0.01 36 36 ± 7
Paris G70 5 4.40 ± 0.03 36 n.d.
Sheila G71 3 4.43 ± 0.03 36 63 ± 6
Sweet Dreams G78 2 4.40 ± 0.03 36 61 ± 5
Triploid
(n = 6)
Bela G02 8 6.60 ± 0.04 54 27 ± 6
Blaumeise G02 6 6.49 ± 0.02 54 38 ± 6
Enziandomc G17 7 6.71 ± 0.04 54 26 ± 6
Oregon Pride n.d. 3 6.64 ± 0.05 54 17 ± 1
R.F. Felton G79 4 6.89 ± 0.06 54 58 ± 8
Zorro n.d. 8 6.59 ± 0.03 54 51 ± 3
Tetraploid
(n = 1)
Benelux G03 3 9.04 ± 0.03 72 61 ± 8
  1. aaccording to Hempel et al. [9] and Tränkner et al. [12], bnumber of samples measured by flow cytometry, cseveral different genotypes were found under this cultivar name according to Hempel et al. [9], n.d. not determined