Genus Alstonia
Alstonia is a widespread genus of evergreen trees and shrubs from the dogbane family .Species in the genus Alstonia of plants
Alstonia macrophylla - trunk in Hyderabad, India.
Dita Bark - Alstonia scholaris is a small tree that grows up to 40 m tall and is glabrous. The bark is greyish; branchlets are copiously lenticellate.