Fig. 2. (a) Distribution of stearic acid (C18:0) content in individual seeds of the sunflower parental lines CAS-19 and CAS-20 and in F₂ seeds from their cross. Seeds of HA 89 and CAS-3 were included as control lines; (b) Distribution of C18:0 content in individual seeds of the sunflower parental lines HA 89 and CAS-19, and in F₂ seeds from their cross. Seeds of CAS-3 were included as a control line; (c) Distribution of C18:0 content in individual seeds of the sunflower parental lines HA 89 and CAS-20, and in F₂ seeds from their cross. Seeds of CAS-3 were included as a control line.