A type of Chinese cabbage with white stalks and dark green leaves. Often cross-referenced with チンゲンサイ.
See also: チンゲンサイ
Bok choy is often used in stir-fries.
Katakana spelling is common for plant and food names.
The kanji 体菜 literally means 'body vegetable', but the exact derivation is uncertain. It is a Japanese name for bok choy, likely borrowed from Chinese.