Correction to: Contour analysis for interpretable leaf shape category discovery.

[This corrects the article DOI: 10.1186/s13007-019-0497-6.].

Correction to: Plant Methods (2019) 15:11210.1186/s13007-019-0497-6

Unfortunately, the original version of the article [1] contained an error in Figure 7. The names of species Ulmus minor and Acer campestre were interchanged. The corrected Fig. 7 is given here.

Fig. 7

Groups of leaves samples using for testing the method. The image shows the selected species from the TreeMew and ImageClef datasets. The species with the most quantity of samples were selected. The leaves groups were organized in the following way, Top: Tree leaf database MEW 2010, middle: Clef30a and bottom: Clef30b