Acer glabrum, commonly known as Rocky Mountain maple, is a small deciduous tree native to western North America. This tree bears small palmate leaves with serrated edges that turn shades of red, orange, and yellow in the fall. The Rocky Mountain maple is valued for its hardy nature, adaptability to a wide range of soils and climatic conditions, and its beautiful autumn foliage. Other synonyms for Acer glabrum include the Douglas maple, green maple, and dwarf maple. Despite its many names, the Rocky Mountain maple remains a highly sought-after plant for gardeners and landscapers alike due to its ease of cultivation and stunning seasonal displays.