<human>:  Why is the vegetable called ‘Radicchio’?
<bot>: Radicchio is Italian for “little cabbage”. Radicchio is a leafy vegetable that has been cultivated since ancient times. Radicchio is a variety of chicory, which is a member of the endive family. The name radicchio comes from the Latin word radix, which means “root”. Radicchio is a bitter and spicy vegetable that is often served raw in salads.