No, 642] VARIATIOX IX DATURA 



29 



It must be emplia&ized that 

 sions of unbalance hold strict 1\ 

 numbers in reference to a siiiu 

 for the somatic characters coik 

 the nuclear unbala 



It l(';i>t in the Globe series just discussed, 

 tniits. iiioicovor, somatic effects 

 teiisifitMl or lar<:vl\- iicut r;ili/('<l by individual genes in the 

 two cxti'a cln-oiiiosotiics. .-iiid an easy expression of the 

 coinbiiicd uiihalaiicc which t!ic\ exert will therefore be 

 im[)ossil)le. 



The structural characters have been taken for illustra- 



