What is (a) A composite plant (Anthemis Cotula), having a strong odor; dog's fennel. It is a native of Europe, now common by the roadsides in the United States. (b) The feverfew called?

mayweed — (a) A composite plant (Anthemis Cotula), having a strong odor; dog's fennel. It is a native of Europe, now common by the roadsides in the United States. (b) The feverfew. (Webster's 1913.)

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