臭椿,在植物分类上归为无患子目苦木科。树的枝叶形状与“香椿”相似,气味不同,一臭一香,各得其名。在山东、河南、山西等地,多称之为“椿树”、“臭椿”,在不同的地方又有“樗”、“臭樗”、“鼓鼓翅”、“樗胳膊”、“椿鼓鼓”等名,在山东烟台有些地方,称臭椿为“臭樗”,却又称香椿为“樗芽树”,这两种树彼此不同,又有些形影不离。在山东莱阳等 Ailanthus altissima, in the classification of plants classified as Sapindus submucosaceae. Tree branches and leaves of the shape of “toon” is similar to the different smell, a smelly incense, its name. In Shandong, Henan, Shanxi and other places, they are often referred to as “Chun tree” and “Ailanthus altissima.” In different places, there are also “樗”, “smelly boil”, “bulge drum”, “樗 arm” Bulging drums “, some places in Yantai, Shandong, called Ailanthus as” stinky “, but also known as toon” bud sprouts tree ", the two trees are different from each other, and some inseparable. Laiyang in Shandong and so on