Swiss chard

The spinach-like leaves and broad midrib of Beta vulgaris var. cicla, also known as leaf beet, leaf chard, sea kale beet, silver beet, white leaf beet, spinach beet. A 100-g portion (boiled) is a rich source of vitamin A (as carotene); a good source of vitamin C; a source of iron; supplies 18 kcal (72 kJ).

The term is also used for blanched summer shoots of globe artichoke and for inner leaves of cardoon, Cynara cardunculus.

The noun has 2 meanings:

Meaning #1: beet lacking swollen root; grown as a vegetable for its edible leaves and stalks
  Synonyms: chard, spinach beet, leaf beet, chard plant, Beta vulgaris cicla

Meaning #2: long succulent whitish stalks with large green leaves
  Synonyms: chard, spinach beet, leaf beet