[Vol. » 

 196 ANNALS OF THE MISSOURI BOTANICAL GARDEN 



Nova Scotia: in Pleasant Lake, Springfield, 1(5 August, 1910, 



Macoun S1092 (Gray Herb.); pond, North Sydney, Cape 

 Breton Isl., 14 July, 1883, Macoun 14223 (in part) (Gray 

 Herb, and N. V. Bot. Gard. Herb.) ; Boylston, August, 1890, 

 Hamilton 81051 (in part) (Gray Herb.) ; in a brook, Bridge- 

 water, 28 July, 1910, /. Macoun 81091 (Gray Herb.); shal- 

 low water of Midway (Centreville) Lake, Centreville, Digby 

 Co., 22 August, 1920, Graves & Under 19621 (Mo. Bot. 



Gard. Herb. ) ; quiet pools in Little River and pond holes in 

 savannahs east of Tidville, Digby Co., 22 August, 1920, 

 Fernald & Long 19620 (Mo. Bot. Gard. Herb.); shallow 

 water at sandy margin of Great Pubnico Lake, Yarmouth 

 Co., (I September, 1920, Fernald, Long & Under 19627 (Mo. 

 Bot. Gard. Hob.); peaty margin of Kegeshook Lake, Yar- 

 mouth Co., 8 October, 1920, Fernald & Under 19630 (Mo. 

 Bot. Gard. Herb.); peaty and muddy, dried-out pond-hole 

 near the head of St. John Lake, Springhaven, Yarmouth Co., 

 8 October, 1920, Fernald & hinder 19631 ( Mo. Bot. Gard. 

 Herb.); shallow water of Everitt Lake, 10 August, 1921, 

 Fernald d' Long 23109 (Mo. Bot. Gard. Herb.). 



Maine: Mt. Desert, 23 July, 1871, Boott (N. Y. Bot. Gard. 



Herb.) ; Mt. Desert I., Somes Stream, 4 Sept., 1895, E. & C. 



E. Faxon (Gray Herb.) ; Pushaw Pond, 21 August, 1899, 



F. L. Harvey 3 (Mo. Bot. Gard. Herb.) ; Ripples Brook, un- 

 der water, Somesville, 1 August, 1892, Rand (Gray Herb.); 

 brook, north end of Dunning's Pond, Somesville, 27 August, 

 1869, Boott (N. Y. Bot. Gard. Herb.) ; Ripple Brook, Somes- 



ville, Mt. Desert I., 1 August, 1892, 3 October, 1893, Rand 



Gard. Herb.); Somes Stream, Mt. Desert I., 30 

 September, 1893, Rand (N. Y. Bot. Gard. Herb.); same 

 station, 4 September, 1895, Rand (Mo. Bot. Gard. Herb.); 

 west shore of Jordan's Pond, Mt. Desert I., 3 September, 

 L892, Rand (Mo. Bot. Gard. Herb.); Small Pond, north 

 of Long Pond and Ripples Brook, and north end of Great 

 Pond, "Northwest Arm," 22 September, 1892, Fernald (Gray 

 Herb.); brook, south end of Ripple Pond, Mt. Desert I., 

 3 October, L893, Rand (Mo. Bot. Gard. Herb, and N. Y. 

 Bot. Gard. Herb.): at dam. Rinoles Pond, in crave! mud, 



Mt. Desert I., 19 September 



Gard 



Herb, and Gray Herb.) ; in brook, inlet of Ripples Pond. 



