vegetable-producing plant, root, tuber or bulb rutabaga plant Brassica napus L. emend. Metzg var. napobrassica MANSFELD:24068 A root vegetable that originated as a cross between the cabbage and the turnip. The roots are eaten in a variety of ways, and the leaves can be eaten as a leaf vegetable. brassica napobrassica var. solidflora brassica napus var. napobrassica swede swedish turnip snagger neep brassica species ready for release