Euonymus nanus, the dwarf spindle tree, is a species of flowering plant in the family Celastraceae. It is native to the Black Sea region, Central Asia, Mongolia, and northern China, and it has been introduced to Germany. A deciduous or semi-evergreen shrub reaching , it is adapted to cold, dry conditions, and is typically found in forests and scrublands high in the mountains. Available from commercial suppliers, its leaves are narrow and resemble those of rosemary.