Calceolaria (), also called lady's purse, slipper flower and pocketbook flower, or slipperwort, is a genus of plants in the family Calceolariaceae, though classified in Scrophulariaceae by some authors. This genus consists of about 269 species of shrubs, lianas and herbs, and the geographical range extends from Patagonia to central Mexico, with its distribution centre in Andean region. Calceolaria species have usually yellow or orange flowers, which can have red or purple spots. The Calceolaria Herbeohybrida group, also called C. herbeohybrida Voss, is a group of ornamental hybrids known only in cultivation, called florists' slipperwort.

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