Crassula arborescens, the silver dollar plant, is a species of succulent plant in the Crassulaceae family. It is an endemic plant of the Western Cape, South Africa. It is a 2 to 4 ft (0.6 to 1.2 m) succulent shrub. It has round gray "Silver Dollar" leaves. It blooms in winter, with white to light pink flowers. It is cultivated as an ornamental plant for use in drought tolerant and succulent gardens, and in container gardens. It is also suitable for growing indoors as a houseplant.
- YL Liu, ZL Long, Y Gao, T Harada, (2007). Organ Formation and Plant Regeneration in vitro Tissue Culture of Crassula arborescens.