Cuticular wax composition and amount in leaves (A), stems (B), and silique walls (C) of the wild type (Col-0), kcs9, and complementation lines (com1, com11, and com12). Cuticular waxes were extracted from 5-week-old plants with chloroform and analyzed using GC. The x axis represents the carbon chain length of VLCFAs and their derivatives. Values shown are means of four experiments ± sd. Asterisks indicate statistical differences with respect to the wild type: *P < 0.05. KE, Ketone; SA, secondary alcohol.