Bot. [f. L. calceolus small shoe, slipper, dim. of calceus + botanical suffix -aria.] Slipper-flower or slipper-wort; a genus of Scrophulariaceæ, the flower of which has some resemblance to a broad-toed slipper. Native to S. America, but cultivated in our gardens for the beauty of the flower.
1846. J. Baxter, Libr. Pract. Agric., I. 324. Cuttings of Calceolarias, Fuchsias, Linums, and Pelargoniums, should now be planted in a shady border.
1873. Miss Broughton, Nancy, II. 35. The scentless flame of the geraniums and calceolarias.