菊芋

1. Origins, structure, and basic meaning

• Structure: 菊芋 is read as きくいも and is a noun for the Jerusalem artichoke, a plant with yellow flowers whose underground tubers are used as food.
• Basic usage: The plant producing yellow flowers appears in 菊芋が黄色い花を咲かせる, while a dish made with it appears in 菊芋を使った料理.

2. Common pitfalls and similar expressions

• Flowering plant and edible tuber
  • The word names the whole plant, while in cooking contexts it mainly refers to the underground tuber.
• Difference from じゃが芋
  • Although its name contains 芋, it is a different plant from the ordinary potato.