MISCELLANEOUS COMPOUNDS 



291 



-C=0 



o — 



H2C— C— CH=CH 

 HoC— C— CH=CH 

 O C=0 



anemonin 



These substances are of widespread occurrence in the 

 Ranunculaceae. 



An interesting and promising reverse appHcation of screening 

 of green plants for antimicrobial agents is that of the comparative re- 

 sponse of certain algal species to specific antibiotics. Bold (1961) has 

 utilized response to antibiotics as supplementary attributes in the 

 taxonomy of the green algal genus Chlorococcum. Differential re- 



