ERRATA. 



Page 265, fifth line from bottom, read " Mucidines." 



For the word " cellulose," read " cellular/' pages 271, 270, 278, 280, and 283. 



Page 475, seventh line from top, for " P. multiflora" read " P. minutiflora"; 



and on same page, third line from bottom, delete " (nomen nudum) " 

 Page 514, seventh line from top, delete " C. gibbosa, Ridley, I. c." 

 Page 632, from a certain similarity in appearance, the woodcuts fig. 10 and 



fig. 15 have accidentally got transposed. 



