fleabane
嵩,紫莞科植物
Flea·bane n. Bot. One of various plants, supposed to have efficacy in driving away fleas. They belong, for the most part, to the genera Conyza, Erigeron, and Pulicaria.
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fleabane
n 1: hairy perennial Eurasian herb with yellow daisylike flowers
reputed to destroy or drive away fleas [syn: feabane
mullet, Pulicaria dysenterica]
2: any of several North American plants of the genus Erigeron
having daisylike flowers; formerly believed to repel fleas
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 [syn: horseweed, Canadian fleabane, Conyza
canadensis, Erigeron canadensis]