The Collaborative International Dictionary
white ginger
Jamaica \Ja*mai"ca\, n. One of the West Indian islands.
Jamaica ginger, a variety of ginger, called also white ginger, prepared in Jamaica from the best roots, which are deprived of their epidermis and dried separately.
Jamaica pepper, allspice.
Jamaica rose (Bot.), a West Indian melastomaceous shrub ( Blakea trinervis), with showy pink flowers.