香椿（Ｔｏｏｎａ ｓｉｎｅｎｓｉｓ Ｒａｅｎ）为科香椿属多年生木本植物，别名椿甜树、椿花树、椿阳树、香椿树、红椿、椿节、椿芽、香椿头。人菜食用品种有红香椿、红叶椿、红油椿、黑油椿、青油椿、水椿、黄罗伞、米儿红、褐香椿和红芽绿香椿等，其中以红香椿和黑油椿最受 Toona sinensis Raen is a perennial woody plant belonging to the genus Toona, alias Chunnai Chun, Chuna tree, Chunyang tree, toon tree, red toon, Tsubakimoto, Chunya, Chinese toon head. There are varieties of human food red toon, red cedar, red cedar, black cedar, Ailanthus altissima, Chinese caterpillar fungus, yellow Luo umbrella, rice red, red cedar and red bud Green Toon, among them red toon and black oil Chun most affected