Coriander fresh leaves and the dried seeds are the parts most traditionally used in cooking. Coriander is used in cuisines throughout the world. The leaves are variously referred to as coriander leaves, fresh coriander, dhania, Chinese parsley, or (in the US and commercially in Canada) cilantro. Coriander potentially may be confused with culantro ("Eryngium foetidum" L.), an Apiaceae like coriander ("Coriandrum sativum" L.), but from a different genus. Culantro has a distinctly different spiny appearance, a more potent volatile leaf oil and a stronger aroma. The leaves have a different taste from the seeds, with citrus overtones. The fresh leaves are
Parsley or curly leaf ("P. crispum crispum" group; syn. "P. crispum" var. "crispum"); and, Italian, or flat leaf ("P. crispum neapolitanum" group; syn. "P. crispum" var. "neapolitanum"). Of these, the "neapolitanum" group more closely resembles the natural wild species. Flat-leaved parsley is preferred by some gardeners as it is easier to cultivate, being more tolerant of both rain and sunshine, and is said to have a stronger flavor — although this is disputed — while curly leaf parsley is preferred by others because of its more decorative appearance in garnishing. A third type, sometimes grown in southern Italy, has thick leaf