%0 Generic %D 2006 %T Graphical Modelling of Higher Plants Using P Systems %A Álvaro Romero-Jiménez %A Miguel A. Gutiérrez-Naranjo %A Mario J. Pérez-Jiménez %E Hendrik J. Hoogeboom %E Gheorghe Paun %E Grzegorz Rozenberg %C Leiden (The Netherlands) %P 474-484 %S Pre-proceedings of the 7th Workshop on Membrane Computing WMC7 %8 17-21/07/2006