fleabane
(noun)
noun
1. hairy perennial Eurasian herb with yellow daisylike flowers reputed to destroy or drive away fleas
Definition categories: plant, herb
2. any of several North American plants of the genus Erigeron having daisylike flowers; formerly believed to repel fleas
Definition categories: plant, wildflower
3. common North American weed with linear leaves and small discoid heads of yellowish flowers; widely naturalized throughout temperate regions; sometimes placed in genus Erigeron
Similar word(s): horseweed