Konjac is also called konjac. In addition, there are many local common names: Yunnan is called Mahua Snake and Mountain Tofu, Guizhou is called Huaxuan Lotus and Ghost Candle, Sichuan is called Grey Vegetable, Jiangxi is called Zhang Hu, Huaban Umbrella and Blackfish Grass, Shaanxi is called Taro, Guangxi is called Nanxing, Guangdong is called Nanxingtou and Nanyu, Zhejiang is called Tubanxia, and Shanghai is called Blackfish Grass. In some places, it is also called Ghost Taro, Ghost Head and Snake Valley, and there is also Artemisia (eastern Fujian). The British name is Su Ran, and the Japanese name is weak taro and grass gourd. Amorphophallus konjac is a perennial bulbous plant of Araceae.