鸭儿芹（学名：Cryptotaenia japonica），又名野蜀葵，日本名为三叶，因其叶片从中央分成3片而得名。为伞形科鸭儿芹属下的一个种。

Cryptotaenia japonica (Japanese: mitsuba) is a plant species native to Japan, Korea, and China. The plant, also known as Japanese honewort or Japanese parsley, is edible and is commonly used as a garnish and root vegetable in Japan, and other Asian countries.