Carlina is a flowering plant. The species named after the Scottish botanist and plant collector, who was employed by Veitch Nurseries from 1979-1985, is also a flowering plant.
Dieffenbachia is a genus of tropical flowering plants in the family Araceae. 
Carlina is a genus of flowering plants in the aster family, Asteraceae. 
 The species "Dieffenbachia bowmanii" is named after him. 
 Famous plant hunters in the Victorian period employed by the Veitch family include the brothers Thomas Lobb and William Lobb from Cornwall and the Scottish plant collector David Bowman. 
