6[3]Bean W J. Trees and Shrubs hardy in the British Isles [M]. 8th rpw, ed. London:M Bean and John Murray led,1958.
7[4]Green P S. A monographic revision of Osmanthus in East Asia and North America [J]. Notes from the Royal Botanic Garden Edinburgh. 1980,22(5) :435-542.
8[5]Makino T. An Illustrated Flora of Nippon, with the Cultivated and Naturalized Plants [M].北隆馆, 1940.
9[6]Merrill E D. Walker E. H. , A Bibliography of Eastern Asiatic Botany[M], Lord Baltimore Press, 1938.
10[7]Nakai T. Trees and Shrubs Indigigenous Japan proper [M]. Bot Mag Tokyo.
