( 9) 



K-btHHHSB 



B 

 A 







# • • 



i 



% % 



D 





® 'WtH 



Fig. 6. Reducing Divisions. A. Heterotype Division in (?/<?• Decaisneanum, Matsum. 



B. C. Hetero- and Homo-type Division in Chi: arctieitm, L. (Chromosome number, about 

 36 in Chr. Decaisneanum and 45 in Chr. arcticum.) X 3000. 



