Definition of "garden heliotrope" []

• A widely cultivated valerian (Valeriana officinalis) having clusters of small, fragrant, purplish, pink, or white flowers and strong-smelling rhizomes formerly used in medicine. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.