chrȳsanthĕmum or -mon, i, n., = χρυσάνθεμον,
the gold-flower , marigold , also called heliochryson, Plin. 21, 25, 96, § 168.—Access. form chrȳsanthes , Verg. Cul. 403 Sillig.
·noun A genus of composite plants, mostly perennial, and of many species including the many varietie...
Webster's Dictionary of the English Language