ERRATA. 



Page 6 — For "Sjjhagrum Hendocinum" read "Sphagnum Meudocinum." 

 " 6 — I'or " Sphagnum teres var. squarrosulum" read " Sphagnum teres var. 



squarrulosum.'' 

 " 62 — For " Grimma" read " Grimmia." 

 " 63 — For " Grimmia rlvularis" read " Grimmia rivularis." 

 " 196 — For " Hyjmum relulinum" read " Hypnum velutinum." 



