1. IRD/UMR AMAP; Botany and Computational Plant Architecture; Boulevard de la Lironde TA A51/PS2; 34398; Montpellier Cedex 5; France
2. Department of Bioscience; Aarhus University; Vejlsøvej 25; 8600; Silkeborg; Denmark
3. Biodiversity and Landscape Unit; Gembloux Agro-Bio Tech/Université de Liège; 27 Avenue Maréchal Juin; B-5030; Gembloux; Belgium