f4L()ssAi;v 337 



Stoma (pi. St(ihata): ii.u I'liiilenmil ni-gaii I'm' rei;\il;iUiig the C(jiiiiiiuiu- 



calinii l)rt\\('cn green tissue aiul the air. 

 Stk(i|!Ilus ; 11 cone-like cluster of spoi'opliyll.s. 

 STYnii: the st:illi-lik<' ]iriiloiigation froni tlie ovni'y which bears the 



slignia. 

 SvMiiioxT: an oi-ganisin which enters info the condition o£ syniliiosis. 

 Sv.MUiosis; usually applied to the condition in wliich two dili'crent 



organisms live together in inliniate and mutually hel|>fnl relations. 

 Sympetalous : applied to a (lower whose petals have coalesced. 

 Synl'arpous : applied to a flower wliose carpels have coalesced. 



Zoospore: a motile asexual spore. 



Zygote : tlie sexual spore resulting from conjugation. 



