ERRATA. 



Page 45, bottom line, for "3-septate" read 4-septate. 

 " 46, 7th line from bottom, for "3-septate" read 4-septate. 

 " 166, 5th line from bottom, for "1—1 \2 micr." read 1—1 V2 mm. 

 " 219, 4th line from top strike out '"not." 

 " 300, bottom line, for "shiny" read slimy. 

 " 429, 19th line from top for "3 micr." read 3 — 4 and second line 



from bottom, 1890 for "1891." 

 " 452, 16th line from bottom, for "85X7" micr. read 45>^7. 

 " 493, 4th line from bottpm for "30x35" read 30—35. 

 " 538, add measurements of sporidia of Psjjro/wsa, 45 — 50X15 micr. 

 " 581, 11th line from bottom, for "%— y2 mm." read ",4— % cm. 

 " 624, add measurements of sporidia of N.glycyrrhiza, 9 — 10X5 micr. 

 " 640, 18th line from bottom for "2 mm." read V2 mm. 

 " 645, 3d line from bottom for "10X15" read 10X4—5. 



