1. System for representing cartographic indications for an aircraft, said system comprising at least a cartographic database, a graphical computer, a display device and means of selecting the scale of the displayed cartographic data, each item of cartographic data comprising a first symbolic representation, wherein with the first symbolic representation there is associated a first scale depending on said item of cartographic data and, when the selection means select a scale that is larger than or equal to the first scale, the first representation is displayed on the display device, when the selection means select a scale that is strictly smaller than the first scale, the first representation is no longer displayed on the display device.