81 



but what further collecting will bring to light other species and 

 forms, specially in Lake George. We have no records of what 

 Potamogetons grow in some of the other larger bodies of water 

 in the region; as Saratoga Lake, Cossayuna Lake, Lake Luzerne, 

 Friends Lake and Loon Lake. 



Potamogeton nutans L. Ponds and slow streams; frequent. 

 An early flowering species; fruiting in August and early Septem- 

 ber. 



Potamogeton Oakesianus Robbins. In still pools of South 

 Beaver Creek, Vaughns. The only station known. Determined 

 by Dr. A. W. Chapman, Jan. i8, 1893. 



Potamogeton amplifolius Tuckerm. In ponds and lakes in 

 rather deep water; frequent. Dunhams and Harris bays, Lake 

 George (G. D. Hulst), a specimen from latter station in the State 

 Herbarium at Albany; Lake George, 1876 (C. H. Hall) ; Dresden, 

 Aug. 22, 1898 (C. H. Peck's notes); South Bay; W. Fort Ann; 

 Fort Ann; Tripoli millpond; Glen Lake; Clarks Pond; Hedges 

 Lake; and Battenkill River near Shushan. Our handsomest 

 species. The rootstocks creeping along the bottoms of ponds 

 give rise to many leafy stems. 



Potamogeton epihydrns Raf. Ponds and slow streams; in- 

 frequent. Dunhams and Paradise bays, Lake George (Hulst), 

 a specimen from former station in the State Herbarium; pond 

 near Lake Desolation, Aug. 2, 1880 (E. A. Burt's herbarium); 

 South Bay, plants with and without floating leaves; Podunk 

 Pond; Halfway Brook and tributaries; Glen Lake; Battenkill 

 and Fly Kill near Shushan. Formerly known as P. Claytonii 

 and P. Nuttallii. 



Potamogeton americanus Cham. & Schl. Lakes and ponds. 

 Ticonderoga, Essex Co. (Peck), N. Y. State Mus. Rep't 31: 31. 

 1879; specimen preserved in State Herbarium. Huletts Landing, 

 Lake George (S. E. Jelliffe's list) ; Halfway Brook, east of Pattens 

 Mills, specimens collected Aug. 13, 1914, have the leaves 20- 

 nerved and blunt; Big Creek, Smiths Basin, this station probably 

 destroyed by building the Barge Canal; Battenkill, south of 

 Shushan. Formerly known as P. lonchites. 



Potamogeton heterophyllus Schreb. Ponds and lakes. Dun- 



