n.
A woodland plant (Hydrastis canadensis) of eastern North America, having small greenish-white flowers and a yellow root used in herbal medicine. Also called orangeroot.
The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.
