Synonyms: Carum simplex (homotypic); Leiotelis annua (homotypic); Peucedanum flexuosum (heterotypic); Phellandrium annuum; Selinum alpinum (heterotypic); Selinum coloratum; Selinum dimidiatum; Seseli annuum f. laxiflorum; Seseli annuum f. majus; Seseli annuum f. pygmaeum; Seseli annuum var. minimum; Seseli annuum var. pygmaeum; Seseli bienne; Seseli brevicaule; Seseli carvifolium (heterotypic); Seseli coloratum; Seseli coloratum var. brevicaule; Seseli coloratum var. laxiflorum; Seseli coloratum var. pygmaeum; Seseli ferulaceum (homotypic); Seseli montanum coloratum; Seseli purpureum; Seseli simplex; Seseli tortuosum (heterotypic); Sium annuum (homotypic); Sium tortuosum (heterotypic)