[ 35 ] 
of twenty ducats. His paper was on the indigenous 
alpine plants of Sweden, and their ufes ; and was infert- 
ed in the Stockholm Tranfa 61 ;ions. He had like wife, 
in I759» adjudged to him the prize of a hundred ducats, 
offered by the Imperial Academy of Sciences at Peters- 
burg, for the befl paper written to eflablifh or refute, by 
new arguments, the dodlrine of the fexcs of plants. 
This diftin£lion, by which his fyftem was eftablifhed in 
a foreign univerfity, mull have been the more flattering 
to Linne, as Siegefbeck, a profeflbr in that academy, had 
with more than common zeal and warmth, endeavoured 
to prove this doiSrine has no foundation in nature. His 
Genera Morborum, and Clavis Medica, were both pub- 
lifhed in 1763, 
Before his death he was elefted a member of twenty 
academies, including the three of his own country. In 
iy59 he became member of the academy at Florence, in 
1762, he was admitted to the Royal Academy of Sciences 
at Paris, and to the Britifli Ecenomical Society ; in 1766 
to that of Drouthein, and in 1.767 to that of Cell ; in 
J770 he was ele£led to the Academy of Philadelphia ; in 
1771 to that of Rotterdam and Sienna ; in 1772 to that 
of Bern, in 177S he became a Fellow of the Royal Pa- 
triotic Society in Sweden ; and a little time before his 
death he was admitted to the Medical Society of Paris. 
By the profits of a very lucrative profeffion, by the 
C 32 
