Both the curly leaf form (P. crispum) and the Italian flat-leaf form (P. crispum var. neapolitanum) of this useful herb are members of the carrot family Apiaceae, and share a close botanical relationship to their cousin the parsnip (although the similarity in names is coincidental). As with most other members of this family, parsley grows feathery, deep-green foliage above a long taproot,