Their roots are a bit of a family of crucifers consumed as vegetables. The vegetable consumed part of the plant is the bulbous root part. It has a straight, rounded or long cylinder shaped root. The parts near the ground surface can be red, purple, white, yellow or green. The plant's oval leaves are green, leaf edges are flat or sawtooth. Turnip turp is rich in vitamins B, C, calcium, potassium and iron.