Gardener's Dictionary: Root crop
Root crop (n.): Root crops are vegetables with edible roots, such as turnips, carrots, parsnips, radishes, yams, potatoes, ginseng, ginger, onions, etc.

Root crop (n.): Root crops are vegetables with edible roots, such as turnips, carrots, parsnips, radishes, yams, potatoes, ginseng, ginger, onions, etc.