wood betony(redirected from purple betony)
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1. Any of various species of lousewort, especially Pedicularis canadensis of eastern North America, having reddish or yellowish flowers.
2. See betony.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
a hairy lousewort, Pedicularis canadensis, native to E North America.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.