Today’s must-read: the social life of plants

Did you see this article in the NYT yesterday? (Warning-registration may be required.) Canadian researchers are examining the ability of plants to distinguish members of its own species from “outsiders.” Last summer scientists at McMaster University in Hamilton, Ontario published a study on the sea rocket (Cakile edentula), a native member of the mustard (Brassicacaea) family that grows above the high tide line on sandy beaches.