Perilla frutescens var. crispa

Perilla frutescens var. crispa, also known by its Japanese name shiso () from Chinese zisu, is a cultigen of Perilla frutescens, a herb in the mint family Lamiaceae. It is native to the mountainous regions of China and India, but is now found worldwide. The plant occurs in several forms, as defined by the characteristics of their leaves, including red, green, bicolor, and ruffled. Shiso is perennial and may be cultivated as an annual in temperate climates. Different parts of the plant are used in East Asian and Southeast Asian cuisine.

== Names == The herb is known in Chinese as zǐsū ( "purple perilla"), which is the origin of the Japanese name shiso () and the Vietnamese name ''. It is also called huíhuísū ( "Muslim perilla") in Chinese. In Korean, it is known as soyeop () or chajogi (). In ancient Japan, it was called inue'' ("pseudo-perilla"), though this name is no longer used.