- large shrub of tropical Africa and Asia having large palmate leaves and spiny capsules containing seeds that are the source of castor oil and ricin; widely naturalized throughout the tropics
How To Use castor-oil plant In A Sentence
- Think about adding hollies, laurels, camellias, castor-oil plant, sweet box, phormium, acanthus and hart's tongue fern. Times, Sunday Times
- Location: The castor-oil plant was found exclusively in Africa and India for both ornamental and commercial use. It is now found in North America and most tropical regions.