EEEATA. 



Page 1, line II from bottom, for Usnia read Usnca. 

 „ 42, line 11, after Fcllowa insert and other Naturalists. 

 „ 62, line 7 from bottom, fur dulciferum read dulcijiciim. 

 „ 08, line l(j, for Qidllarla read QaUlaiu. 



