garden cress
Refers to the plant Lepidium sativum, often used as a sprout or microgreen in salads and sandwiches.
Garden cress adds a peppery flavor to salads.
Usually written in katakana; the kanji form 胡椒草 is rare.
Kanji spelling; rarely used. The katakana form is standard.
From 胡椒 (こしょう, 'pepper') + 草 (そう, 'herb'), referring to its peppery taste. The exact historical derivation is uncertain.