Aconite vs. Arnica — What's the Difference?

Any of various usually poisonous perennial herbs of the genus Aconitum in the buttercup family, having tuberous roots, palmately lobed leaves, and blue, purple, or white flowers with a large hoodlike upper sepal.

Arnica is a genus of perennial, herbaceous plants in the sunflower family (Asteraceae). The genus name Arnica may be derived from the Greek arni, "lamb", in reference to the plants' soft, hairy leaves.

The dried leaves and roots of some of these plants, which yield a poisonous alkaloid that was formerly used medicinally. In both senses also called monkshood, wolfsbane.

Any of various perennial herbs of the genus Arnica in the composite family, having opposite, simple leaves and yellow or orange flower heads.

The herb wolfsbane, or monkshood; any plant of the genus Aconitum, all the species of which are poisonous.

A tincture of the dried flower heads of the European species A. montana, applied externally to reduce the pain and inflammation of bruises and sprains.

(poison) An extract or tincture obtained from Aconitum napellus, used as a poison and medicinally.

Any of several plants, of the genus Arnica, considered to have medicinal properties, especially Arnica montana.

The herb wolfsbane, or monkshood; - applied to any plant of the genus Aconitum (tribe Hellebore), all the species of which are poisonous.

A genus of plants; also, the most important species (Arnica montana), native of the mountains of Europe, used in medicine as a narcotic and stimulant.

An extract or tincture obtained from Aconitum napellus, used as a poison and medicinally.

Used especially in treating bruises

Any of various usually poisonous plants of the genus Aconitum having tuberous roots and palmately lobed leaves and blue or white flowers

Any of various rhizomatous usually perennial plants of the genus Arnica

An ointment used in treating bruises