a shrubby climbing plant, Hoya carnosa, of the milkweed family, native to Australia, with umbels of waxy pink or white flowers.
Origin of wax plant
First recorded in 1795–1805
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for wax plant
The wax-plant, though properly a summer blooming plant, sometimes flowers in winter.A Garden with House Attached|Sarah Warner Brooks
Of the cultivated forms, the wax-plant (Hoya), and Physianthus are the commonest.Elements of Structural and Systematic Botany|Douglas Houghton Campbell
I have morning-glories, double lady's-slippers, and wax-plant.