heliotrope

heliotrope (hēˈlēətrōpˌ) [key] [Gr., = sun-turning] or turnsole, name for any plant that turns to face the sun, especially members of the genus Heliotropium of the family Boraginaceae. The garden heliotrope is a valerian, and the winter heliotrope, or sweet coltsfoot, is a composite.

The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2012, Columbia University Press. All rights reserved.

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