Abstract: This invention relates to a lamp shade and in particular to one which includes a plurality of leaves each having a smooth flange around its circumference and a plurality of aligned protuberances along a center line of an inner side thereof, a rod fixedly mounted on a center line of the inner side of each leave, a retainer having a recess at one side and two grooves at the other, and a fixing support having a plurality of teeth each engaged with the groove of the retainer, whereby the lamp shade is easily assembled when in use and easily dismantled for stowage and transportation.