Ryania

Definition

An extract of Ryania speciosa (Salicaceae) plants that is used as a botanical insecticide. The active ingredients are alkaloids, and extracted from the roots and stems. There are several active ingredients, the most important of which is ryanodine.

Etymology

From the genus *Ryania speciosa* to which it belongs.

Example

Ryania is a slow-acting stomach poison that is more stable than some other botanical insecticides.

Related Terms

• Botanical insecticides
• Alkaloids
• Insecticide