PROCEEDINGS 



ERRATA. 

 PROCEEDINGS, VOL. LVII. 



On page 369, iu the figure, for the right-hand letter B, read E. 

 On page 370, for Eg read HC. 



ABEC AD'HE. 



D<* BC. 



I> EC. 



> EF ,, UK. 



Plants of the Coal-Measures. Part 2. The Roots of Cala- 

 mites." By W. C. WILLIAMSON, LL.D., F.R.S., Emeritus 

 Professor of Botany in the Owens College, Manchester ; 

 arid D. H. SCOTT, M.A., Ph.D., F.R.S., Honorary Keeper of 

 the Jodrell Laboratory, Royal Gardens, Kew. Received 

 October 31, 1894. 



(Abstract.) 



Until quite recently our knowledge of the adventitious roots of 

 Calamites was limited to their external form and position on the stem. 

 Though the structure of the stem itself was so well known, we 

 remained in complete ignorance of the internal organisation of the 

 roots. 



VOL. LVII. B 



