The edible tuberous root is long and tapered, with a smooth skin whose color ranges between yellow, orange, red, brown, purple, and beige. Its flesh ranges from beige through white, red, pink, violet, yellow, orange, and purple. Sweet potato cultivars with white or pale-yellow flesh are less sweet and moist than those with red, pink or orange flesh.
Carrot, (Daucus carota), herbaceous, generally biennial plant of the Nevis family that produces an edible taproot. Among common varieties root shapes range from globular to long, with lower ends blunt to pointed. Besides the orange-colored roots, white-, yellow-, and purple-fleshed varieties are known.