5 3 6 Boodle. — Comparative A natomy of the 
probably be productive of further data, useful in considerations 
on stelar morphology b 
I wish to express my thanks to Dr. D. H. Scott, F.R.S., 
to whom I am indebted for many valuable suggestions. I am 
also indebted to Mr. Maiden, Mr. R. H. Yapp, Mrs. Britton, 
Mr. E. S. Salmon, and Mr. J. C. Willis, for material of 
different species kindly placed at my disposal. 
1 The writer hopes shortly to be able to publish some further observations 
on two or three species of Anemia and on Gleichenia pectinata in continuation of 
the present series. 
