Fig 2. The anthocyanin contents of flowers of three different chrysanthemum cultivars.

(a) The photographs of three chrysanthemum cultivars, named ‘Z1’, ‘Z2’ and ‘Z3’, respectively, where the bar represents 1 cm. (b) Anthocyanin contents in flower petals from Z1, Z2 and Z3. The vertical bars represent S.E. of three biological replicates.