fleabane

名词 fleabane:

hairy perennial Eurasian herb with yellow daisylike flowers reputed to destroy or drive away fleas

同义词：feabane mullet, Pulicaria dysenterica

any of several North American plants of the genus Erigeron having daisylike flowers; formerly believed to repel fleas

common North American weed with linear leaves and small discoid heads of yellowish flowers; widely naturalized throughout temperate regions; sometimes placed in genus Erigeron

同义词：horseweed, Canadian fleabane, Conyza canadensis, Erigeron canadensis