Ipomoea (wèng

), also known as water spinach, (Ipomoea

aquatica) was originally only grown in southern China. Newly introduced areas in northern provinces are called water spinach. . In Chengdu and Jiangsu, it is called rattan cuisine, and in Sichuan, it is called steel tube cuisine or Tengteng cuisine [1]. It is called bamboo leaf vegetable in Hubei, tube vegetable in Guizhou, pig vegetable or ear vegetable in Hunan, cross river vegetable in Longchang, Tong vegetable in Guangdong, and water spinach in Shanghai, Changsha and Fujian. [2][3] In other places, it is also known as rattan cabbage, urn cabbage, spinach, hollow cabbage, and water spinach. Those cultivated in paddy fields and ponds are called water spinach. It is also called angkong in Singaporean English. The newly introduced areas in Guangxi and northern provinces are called water spinach.