Table 1.

The number of plants and families investigated and identified in the F₃ generation.

Chromosome number in the F2 generation	Total F3 plants/ F2:3 families grown to maturity	No. of F3 plants/ showing plentiful pollen	No. of fertile F3 plants*/ F2:3 families checked	No. of F3 plants/ F2:3 families with 36 chromosomes
36	1200/17	465/14	139/13	101/13
37	450/23	344/21	17/9	12/7
38	550/37	276/29	14/9	6/4
Total	2200/77	1085/64	170/31	119/24

^*A plant with ≥ 8 seeds/silique was regarded as a fertile plant.