coriander, strong-smelling Old World annual herb (Coriandrum sativum) of the family Umbelliferae (parsley family), cultivated for its fruits. Dried coriander seed contains an aromatic oil used as a flavoring, as a medicine, and in liqueurs. The seed itself is used as a spice similarly to that of the related caraway and cumin. Coriander is classified in the division Magnoliophyta, class Magnoliopsida, order Apiales, family Umbelliferae.

or cilantro

Feathery annual herb (Coriandrum sativum) of the parsley family, and its dried fruit, native to the Mediterranean and Middle East. The seeds go by the name coriander; they have a mild, fragrant aroma and aromatic taste and are used to flavour many foods. The delicate young leaves—known in the U.S. by their Spanish name, cilantro—are widely used in Latin American, Indian, and Chinese dishes.

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