Open English Wordnet
Nouns
(n)scentless camomile, scentless false camomile, scentless mayweed, scentless hayweed, corn mayweed, Tripleurospermum inodorum, Matricaria inodorumubiquitous European annual weed with white flowers and finely divided leaves naturalized and sometimes cultivated in eastern North America; sometimes included in genus Matricaria
(n)corn chamomile, field chamomile, corn mayweed, Anthemis arvensisEuropean white-flowered weed naturalized in North America