Snow iron taro (scientific name: Zamioculcas zamiifolia Engl.), Also known as the money tree. It is a perennial evergreen herb and a rare foliage plant with underground tubers. The aerial part has no main stem, and the adventitious buds germinate from the tuber to form large compound leaves. The leaflets are fleshy, with short petioles, strong and dense green; The underground part is hypertrophic tubers. Pinnate compound leaves are drawn from the top of the tuber, the leaf axis is strong, and the leaflets are opposite or near opposite on the leaf axis. The flower bud of Buddha flame is green, boat shaped, and the inflorescence of meat spike is short. It is native to the tropical grassland climate area with less rainfall in eastern Africa and was introduced into China in 1997. Snow iron taro is an indoor foliage plant, which is used to purify indoor air. Its newly extracted pinnate compound leaves are almost two every time, one long, one short, one thick and one thin. Therefore, it is also known as "dragon and Phoenix wood", and symbolizes the meaning of Attracting Wealth and wealth.