Box plots of the character comparisons amongst Enkianthus perulatus (EP), E. calophyllus (= E. perulatus; EC) and E. serrulatus (ES) A leaf length B leaf width C ratio of leaf length/width D pedicel length E fruit length F fruit width G ratio of fruit length/width H carpopodium length. The different lowercases on the top of the vertical line indicate significant differences (P < 0.05) between the three taxa.