Table 3 Numbers of diploid or triploid F1 progenies from the crosses between H. nuttallii acc. 102 (N102) and cultivated sunflower lines
CrossesFloret Number2x (2n = 34)3x (2n = 51)Triploids %Total Plants with 2nSuccess %a
 NMS HA 89-552/N10211,83049495.92980.83
 NMS P21/N1028,450022100.00220.26
 CMS HA 821/N1027,75005100.0050.06
Subtotal28,030412196.801250.45
 HA 89/N10211,56092875.68370.32
 RHA 274/N1029,150016100.00160.17
 HA 821/N1025,90002100.0020.03
Subtotal26,61094683.64550.21
Total54,6401316792.781800.33
 N102/HA 898,1401700.00170.21
 N102/P212,0602800.00281.36
 N102/HA 8215,020700.0070.00
 N102/HA 4108,0901800.00180.22
Total23,3107000.00700.30
  • NMS, nuclear male-sterile; CMS, cytoplasmic male-sterile.

  • a Success % = total plants with 2n / floret number × 100.