Mitragyna Speciosa is the name of the species plant known as kratom. It is in the rubiaceae family which coffee is apart of. The name Kratom was given by Dutch botanist Korthals because the leaves and stigmas of the flowers are similar to the design of a bishop’s mitre flowers. The vergreen tree can grow up to 60 feet. Another speculation of how kratom was named is It is grown in countries like Thailand, Indonesia, Malaysia, Myanmar, Philippines and Papua New Guinea.