@article {848, title = {Graphical Modelling of Higher Plants Using P Systems}, journal = {7th Workshop on Membrane Computing WMC7}, year = {2006}, month = {17-21/07/2006}, pages = {474-484}, address = {Leiden (The Netherlands)}, author = {{\'A}lvaro Romero-Jim{\'e}nez and Miguel A. Guti{\'e}rrez-Naranjo and Mario J. P{\'e}rez-Jim{\'e}nez}, editor = {Hendrik J. Hoogeboom and Gheorghe Paun and Grzegorz Rozenberg} }