218 ^Jt- SiiiRAi 



history of Japan entitled Yamato Honzo eighteen volumes. His great 

 work Yamato IJonzO was ])iiblisheil in 1707 when he had attained the 

 age of eighty years. The work is full of originality. He classified all 

 natural objects in thirty seven groups and described 1362 sorts of objects 

 in the work proper, and 205 sorts in the suppleuicnt. Of the 1362 

 sorts of objects 772 sorts with Chinese names identified from the Penis' no 

 Kammn, 203 sorts identified from other Chinese literature, 358 sorts 

 without Chinese names considered as of pure Japanese origin, and 29 

 sorts considered as of foreign origin. 



Ono Eanzan was born in 1729, and died in 1810 at the age of 82. 

 His great work is the commentary on the Pents'ao Kammu already 

 mentioned. He came to Yedo in the 71st year of his age and gave 

 lectures on the Pents'ao in the College of Chinese Medicine. During 

 six years, from 1800 to 1805, he went out from Yedo to the mountain 

 districts of niiddle Japan every summer, and investigated the natural 

 products of those districts. In 1765, a Kwai or collection of flowers 

 was ])ublished under joint authorship with ^himada Jubo, t)f which 

 the explanations and figures of herbs, 2 volumes, and of trees, 4 volumes, 

 were carried out by Ono alone. This work was translated into French 

 by Dr. L. f^avatier, and published in Paris in 1873. He also wrote a 

 monograph on birds. He gave lectures on the lihut/a, the Kiu huany 

 Pents'ao, the H7ia king, the Yamoto Honzo, and other works, and the 

 manuscripts of these lectures are very much esteemed. 



Ino Jyaksui lived in Kyoto and was succeeded by his intimate 

 friend, Matsuoka Joan. Joan was also a great naturalist. He com})iled 

 monographs on plants such as orchids, fungi, baiu boos, cherries, Mumes, 

 and also on molluscs. He gave lectures on the PentJao Kamonu, 

 and on the natural objects mentioned in the Sid king, in his own 

 house in Kyoto. He published a book on drugs entitled Yoi/ahc 

 Suclii, or important knowledge in the use of drugs, eleven volumes 

 in all. He was succeeded by his pupil, Ono Ranzan. Ono Eanzan 

 was succeeded by his pupil, Yamamoto Boyo, who lived till 1859. 

 He assisted Siebold in his investigation of the Japanese flora. 



The state of the progress of natural history in Tokyo c^vr Yedo 

 during this period was somewhat different. Abe Showo was a 

 talented natural historian, especially in the field of drugs. In 

 1722, lie was appointed an investigator (»f materia medica by 

 the Tokugawa government, and was sent to different parts of Ja])ari 

 to find out drugs (»f the Chinese pharmacopu(;ia. His pupil, Tamura 

 Eansui, was also appointed an investigator of drugs and sent to dif- 



