perilla means: Japanese herb with a dentate, dark-purple leaf. (in Cooking Dictionary)
What else does perilla mean?
A perennial ornamental Asian tree (Perilla frutescens) The mint family has large, green, or purple-red, leaves and small, white flowers. They also have oil-yielding seed. (in Merlin Dictionary)
This plant’s aromatic leaves are used in East Asian cooking as a flavoring and condiment. (in Merlin Dictionary)