Karwinskia

**Definition:** A plant genus of the family RHAMNACEAE that contains tullidinol (toxin T-544) and peroxisomicine (toxin T-514). It is sometimes called buckthorn but should not be confused with other plants called that.

**Tree numbers:** - B01.875.800.575.912.250.859.937.437.408

**Synonyms:** - Coyotillo