Alisma orientalis: also known as watery diarrhea, elm, zezhi, etc. It is best to be big, strong, yellow and white, and full of powder. Sweet taste, cold nature. It has the effects of promoting diuresis, eliminating dampness and clearing heat, and can be used to treat symptoms such as dysuria, bloating, diarrhea and stranguria. Location: Jian 'ou, Jianyang and Pucheng.
Jian 'ou County, Fujian Province is a famous "Hometown of Alisma orientale" in China, enjoying a long-standing reputation. The local area is the traditional origin of Alisma orientalis, and the product is called "Building Alisma orientalis".
The quality of Alisma orientalis produced in Fujian ranks first in all parts of the country, and it is known as "Alisma orientalis" and is exported at home and abroad. Alisma orientalis Jian 'ou, cultivated properly, is said to have been used as a tribute during the Qianlong period of the Qing Dynasty (1736- 1795) because of the suitable soil climate. Alisma orientale Jian 'ou is an authentic medicinal material in Fujian Province, and the best commodity is produced in Jiyang, Jian 'ou City. In Compendium of Materia Medica, "Alisma Decoction" is listed as authentic. Known overseas as the hometown of Alisma orientale. Alisma orientale is planted in ji yang and Chengguan of Jian 'ou. During Guangxu period of Qing Dynasty, Alisma orientale was in its heyday. During Guangxu period of Qing Dynasty, the annual output of Alisma orientale was1500-2,000 tons, and the price of Alisma orientale could not be marked before the establishment of the Association. This famous product was almost extinct in 1 year, but it came back to life in 1982, and its output was exported to Hangzhou, Shanghai, Hong Kong and Southeast Asia. 1985, the planting area of Alisma orientalis in the county has grown to more than 2 100 mu.
Alisma orientalis is mainly divided into "Jian Alisma orientalis" and "Chuan Alisma orientalis". Famous historical doctors strongly recommended Alisma Jian 'ou, and Alisma Fujian named it "Alisma Jian 'ou".