A lower structure of plasma display panel, a method for fabricating the same and a plasma display panel with the same are disclosed, wherein the lower structure of a plasma display panel comprising: an address electrode formed on a lower substrate; a dielectric layer formed on the lower substrate for covering the address electrode; a barrier rib formed on the dielectric layer to form a discharge cell, with a width of a central portion thereof being narrower than each width of its upper and lower ends; and a fluorescent layer formed inside the discharge cell, such that. a discharge space increases to reduce a high temperature erroneous discharge and enhance reliability of the plasma display panel.