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A plant genus of the family VALERIANACEAE, order Dipsacales, subclass Asteridae, class Magnoliopsida. It is best known for the sedative use and valepotriate content of the roots. It is sometimes called Garden Heliotrope but is unrelated to true Heliotrope (HELIOTROPIUM).

A drug with a strong, peculiar odor, obtained from the root of a plant, and used as a mild stimulant or tonic; the plant, or its root, from which this drug is obtained; any one of several other species of this plant.

Antispasmodic and stimulact plant.

The plant all heal, the root of which is used in medicine.

The root of Valeriana officinalis, an antispasmodic and nerve-stimulant plant.

Any plant of the genus Valeriana, especially Valeriana officinalis.

V. root.