from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A North American perennial herb (Agastache foeniculum) in the mint family, having spikelike clusters of violet-blue flowers and aromatic leaves sometimes used for tea.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. much-branched North American herb with an odor like fennel
Probably from the fragrance of its seeds.(American Heritage® Dictionary of the English Language, Fourth Edition)