230 BOTANICAL GAZETTE [SEPTEMBER 
paper, in the hope that they might divide; but, although they remain 
green and intact for more than a week, a gradual fading set in and 
they finally died. Perhaps they would behave differently in nutrient 
solution, but I have not yet tried this. Leitgeb (of. cit., Heft 4) also 
failed in his attempt to sprout these peculiar cells. 
In conclusion I wish to express my hearty thanks to Professor 
Alexander W. Evans for the loan of valuable literature.— W. C. CokEr, 
University of North Carolina, Chapel Hill. 
