An annual Asian plant(Perilla frutescens)having opposite leaves, a bell - shaped calyx, and flowers with a short, white, tubular corolla.It is widely cultivated as an ornamental and for its oily seeds.

• 紫苏一种一年生亚洲植物（紫苏紫苏属）有对生叶、钟状花萼和有白色短小管状花冠的花，由于可作为观赏植物和种子可榨油而广泛种植