[ 33 ] 



afterward^; pubViQied by Schreber, in ten volumes, aug- 

 mthted by the later dillertations of Linnreus and fome 

 writings of bis fon. In 1760 appeared his Difquifitio 

 defexubiis plantarumj and he obtained the premium pro- 

 pofed by the Imperial Academy of Sciences, for the beft 

 paper written to eftabUfh or difprove, by new argument, 

 the dodrine of the fexes of plants : and in the fame year 

 were publifhed his Genera Morborum and Clavis Me* 

 dicina. 



In his minute refearches into the phyfiology and 

 manners of the fmaller animals, he had frequent oppor- 

 tunities of corredling the numberlefs errors of ancient 



authors, and to make fome fingular difcoveries himfelf* 

 He firft obferved that the taenia or tape-worm was com- 

 pofedcf an aggregate number of diftin£l animals joined 

 together, and that each of its divifions contains all the 

 parts proper for life and the continuation of its kind. 

 He likewife became acquainted with the manner in which 

 pearls are generated in their (hells, and was able to 



produce them artificially. For the communication of 

 this fecret, the ftates of Sweden gave him a large 

 reward* 



His fame had now extended itfelf to every part of 

 the lettered world ; and to fend a feed, a plant, or a 

 rare animal to Linnaeus, v/as confidered as refleding 



honour on the donor. Nations began to confider him 



VOL. vir,— C 3 



