Cryptotaenia japonica

Cryptotaenia japonica, commonly called mitsuba, Japanese wild parsley and Japanese honewort among other names, is a herbaceous perennial plant in the celery family native to Japan, Korea and China. The plant is edible and is commonly used as a garnish and root vegetable in Japan, and other Asian countries. It is sometimes considered a subspecies of Cryptotaenia canadensis as Cryptotaenia canadensis subsp. japonica.