[garden heliotrope] n (ca. 1902): a tall rhizomatous Old World valerian (Valeriana officinalis) widely cultivated for its fragrant tiny flowers and for its roots which yield the drug valerian
GARDEN HELIOTROPE
Meaning of GARDEN HELIOTROPE in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012