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sandy alluvium on the banks of the Housatonic River. 

 Oxford (Dr. E. H. Eames and E. B. Harger) Newtown 

 (E. B. Harger). 



Equisetum palustre L. Local in wet alluvial along 

 the Connecticut River. Lyme (Dr. C. B. Graves) East 

 Windsor (C. H. Bissell). Both this and the preceding 

 species seem to have been overlooked and should be 

 found elsewhere. 



Equisetum sylvaticum L. Wood Horsetail. Rare 

 or local, in wet ground about springs or in moist places 

 throughout. 



Equisetum Huviatile L. Water Horsetail. Occa- 

 sional or local in wet meadows or in shallow water. 

 Very plentiful at some stations. 



Equisetum hiemale L. Scouring-rush. Frequent 

 in either moist or dry, usually sandy soil throughout. 

 Many forms of this have been described. The variety 

 afflne, and variety intermedium both occur. 



Equisetum variegatum Schl. Rare in alluvial soil at 

 a few stations. Canaan (Dr. Robbins, Dr. A. W. 

 Evans), Cornwall (C. H. Bissell), Hartford (H. S. 

 Clark). Our plant seems to be the form called var. 

 Jesupi. 



Equisetum scirpoides Michx. Dwarf Scouring- 

 rush. Rare or local in rich moist woods confined to 

 the northwestern part of the state. 



ISOETACEjE. 



Isoetes Tuckermanni A. Br. Occasional, growing 

 submerged on gravelly shores of ponds. 



Isoetes fovcolata A. A. Eaton. Known at present 

 only from a collection made from a pond in Meriden by 

 F. W. Hall in 1873. 



Isoetes saccharata Engelm. var. Amesii A. A. 

 Eaton. Rare in shallow water of ponds and rivers; 

 Griswold (E. B. Harger), Ledyard (C. B. Graves), 

 North Stonington (Graves and Bissell). 



