Hello All, Have you already read this article -still not published in paper- from Biology Letters magazine?: (According to the authors, this is the first time in history, in which kin recognition in an annual plant is demostrated) http://pubs.royalsoc.ac.uk/media/biology_letters/… Kind Regards, Osmani --------------------------------- Park yourself in front of a world of choices in alternative vehicles. Visit the Yahoo! Auto Green Center.