The camphor tree is known as Kapoor Yielding plant In India . Its botanical name is Cinnamomum camphora . It is the official tree of many cities in Japan including Hiroshima City. Its Japanese name is kusu. The largest living tree in Japan is a camphor tree in Kamou (Kam̄), Kagoshima. In the precincts of the Kokutaiji Temple, the big camphor tree, said to be over 300 years old was designated as a natural monument. Its branches and thick leaves provided a place of comfort for the passers-by during summertime. Its roots spread out in all directions for 300 meters and formed an archway over the sidewalk. The camphor tree is one of the few trees which survived the atomic bombing of August 6, 1945 on Hiroshima and Nerium oleander commonly called as Oleander flower was the first flower to bloom and co-incedently on the occasion of 1st anniversary of the incident. After voting in 1973 Hiroshima declared Camphor tree as Hiroshima’s city tree and Oleander as Hiroshima city flower.