Cerefolium cerefolium (L.) Britton = Anthriscus cerefolium (L.) Hoffm.
English:
cerefolius,-a,-um;

https://archive.org/stream/#page/629/mode/2up
homotypic synonyms:
Anthriscus cerefolium (L.) Hoffm.; Chaerefolium cerefolium (L.) Schinz; Chaerophyllum cerefolium (L.) Crantz; Scandix cerefolium L.;

protologue: Ill. Fl. N. U.S., ed. 2 : 629 (1913)

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