Jerusalem artichoke; topinambur; girasol
A species of sunflower cultivated for its edible tuber. The name 'Jerusalem artichoke' is a misnomer; it is not from Jerusalem and is not an artichoke.
Jerusalem artichoke is attracting attention as a healthy food ingredient.
I planted Jerusalem artichokes in my garden.
Katakana spelling is common for this plant name; usually written in kana.
Kanji spelling exists but is less common; the plant is usually written in kana.
Compound of 菊 (kiku, 'chrysanthemum') + 芋 (imo, 'potato, tuber'), from the resemblance of its flower to a chrysanthemum and its edible tuber.