- dog fennel, Eupatorium capillifolium - weedy plant of southeastern United States having divided leaves and long clusters of greenish flowers
--1 is a kind of herb, herbaceous plant
- mayweed, dog fennel, stinking mayweed, stinking chamomile, Anthemis cotula - widespread rank-smelling weed having white-rayed flower heads with yellow discs
--2 is a kind of composite, composite plant
--2 is a member of Anthemis, genus Anthemis