: either of two East Indian trees (Mesua ferrea and Ochrocarpus longifolius) of the family Guttiferae from whose flower buds a red or orange dye is obtained
History and Etymology for nagkassar
Marathi & Hindi nāgkesar, from Sanskrit nāgakesara, from nāga snake + kesara hair, nagkassar (Mesua ferrea); akin to Latin caesaries hair of the head