Table 5 Mitotic chromosome numbers of F1 progenies from the crosses of H. nuttallii N102 × seven wild Helianthus accessions, with N314/M1113 as a control
CrossesFloret Number2n = 322n = 332n = 342n = 362n = 512n = 682n = 85Normal Plants %Total Plants with 2nSuccess %a
 N102/N314290121492096.7515453.10
 N102/N622450200100.00204.44
 N102/PI 650025150340100.003422.67
 N102/M11133101270100.0012740.97
 N102/PI 4357531050142097.67434.10
Total2250133722098.4137816.80
 N102/PI 54717498080100.0080.82
 N102/PI 43564819030100.0031.58
Total1170830100.00110.94
Overall342013372283098.4638911.37
N314/M1113340112011232.94
  • a Success % = total plants with 2n / floret number × 100.