ERRATA 



PAGE 



19 line 4, for Connecticut read New Jersey. 



33 line 2, for effect read affect : line 4, for procession read precession . 



97 last line, for club rush read spike rush. 



103 at end after Ceratium add, (figure reversed in copying). 



127 line 4, for form read forms. 



133 head line, for Tetranspora read Blue-green Algae. 



177 line 14, for dessicated read desiccated. 



188 line 12, for Relicit read Relict. 



201 heading, for Lymph read Nymph. 



226 line 12, for p. 280 read p. 279. 



230 line 1, for p. 359 read p. 360. 



245 line 18, for keep it long afloat read insure that it will float. 



257 line 31, for fig. 134 on p. 226 read 6g. 223 on p. 373. 



259 line 27, for Siphlurus read Siphloniirus. 



268 line 5, for season read period. 



271 line 18, for Hibernaculea read Hibernacula. 



309 line 28, for fifty read twenty, line 29, for 50 and 100 read 30 

 and 40. 



342 in legend to fig. 201 for tigrinum read punctatum. 



343 line 1, for eaves read leaves. 



398 line 6, for Siphlurus read Siphlonurus. 



420 add in proper order this line: 



Page 292. A Bed of Pickerel Weed. 



294 fig. 178 with legend reprinted below: 



----LENITIC-, 



L/TTORAL 



LIMNETIC 



PLKNC70N 



AND 

 A/CTON 



FIG. 178. Diagram illustrating the distribution of 

 aquatic societies, in a section extending from an 

 upland marsh to deep water. The littoral region 

 is shaded. 



