Strychnos ignatii, also known as Ignatius bean or Saint Ignatius' bean, is a small tropical tree that produces seeds that contain strychnine and brucine alkaloids commonly used medicinally. These seeds have been traditionally used to treat various medical conditions like respiratory problems, muscle spasms, and stomach ailments. The seeds of Strychnos ignatii have many synonyms such as nux vomica, Ignatius bean, saint Ignatius' bean, and poison nut. The seeds are also known as snake wood, poison nut, dog button, and Rattleweed. Other names include Cocus nucifera, Strychnos Colubrina, Nux Moschata, and Strychnos Gaubil. Strychnos ignatii is a well-known plant used in medicine indigenous to the Philippines and several other countries for centuries.