LIST OF HIGHER SEED-PRODUCING PLANTS. 37 



Minn, valley: Throughout; ponds and lakes; abundant. 



Herb.: Taylor 105, Janesville; Ballard 447, Prior's 

 Lake, Scott Co. ; Herrick 285, Minnetonka; Bailey 394, Mud 

 Lake; Bailey 538, Long Lake — var. tenuissimus; Bailey 369, 

 Vermilion Lake, in herb. Morong. 



Potamogeton rutilus Wolfg. Schult. Mant. Ill, 362 (1827). 



P. com])ressxis Sm. Engl. Bot. t. 418 (1796) not Linn. 

 P. pusillus var. major Fries, Nov. Ed. II, 48 (1828). 

 F. friesii Rupr. Ber. Russ. Rch. IV, 4.*^ (1845). 

 P. oederi Mey. F1. Hann. 5.36 (18i9). 

 P. major Morong in Litt. (1892 . 

 Wats, and Coult., Gray's Man. 6 ed. 563; Mac, Fl. Can. II, 88, 371; Led., 

 El. Ross. IV. 30; Hook., Fl. Gt. Brit. 435; Herd., Fl. Eur. Russ. 124; Engl, 

 Asch., Nat. Pflanz. 2, I. 208; Richt., PI. Eur. 15. 



Middle Europe and Asia; N. Africa. 

 North America: N. S., Anticosti, N. Br., Q., N. E. T., 

 Man. and Brit. Col. ; S. to W. N. Y. , Mich, and Minn. 



Minn, valley: S. and N. E. districts; rare; ponds 

 and lakes. 



Herb. : Bailey 369, Mud Lake; Cratty, State Line, S. 

 edge, Herb. Morong. 



Potamogeton pectinatus Linn. Spec. 127 (1753). 

 P. internqitus Kit. in Schultes Ostr. Fl. I, 328 (1794). 

 P. vaillantii R. and S. Syst. Ill, 514 (1818). 

 P. fasciculatus Wolfg. in Schultes Mant. Ill, 364 (1827). 

 P. ftUcaulis SCHUR. Enum. 633 (1866). 

 Wats, and Coult., Gray's Man. 6 ed. 564; Britt., Fl. N. J. 258; Coult., Fl 

 Colo. 364; Mac, Fl. Can. II. 88: Chap., Fl. So. St. 445; Upham, Fl. Minn 

 137; Wats., Fl. Calif. II. 198; Trautv., Fl. Sib. 113; Led., Fl. Ross. IV. 30 

 Nym., Fl. Eur.; Hook., Fl. Gt. Brit. 436; Richt., PI. Eur. 15; Herd., Fl. Eur 

 Russ. 124; Engl., Ascherson, Nat. Pflanz. II, 1, 208; Wats., King Exp. 338; 

 Roth. Wheel. Exp. 288; Hart., Fl. Scand. I. 437; Webb., Appx.. Neb. 22. 

 Europe; N. Asia to N. W. India; Australia. 

 North America: Greenland and N. S. to Man., Rocky 

 Mts., Hudson Bay; Brit. Col. and Vancouver; N. to lat. 62°; S. 

 to Fla. and W. to Rockies through U. S. ; also Washington to 

 S. Calif., Nev. and Utah. 



Minn, valley: Throughout; frequent; ponds and lakes. 



Herb.: Taylor 104, Glenwood; Sheldon 439, Buffalo 



Lake, Waseca Co.; Taylor 643, Minnesota Lake; Sheldon 871, 



Sleepy Eye; Oestlund 186, Minnehaha; Holzinger 268, Winona 



Co. ; Bailey 124, Vermilion Lal^e. 



Potamogeton luceiis Linn. Spec. 126 (1753). 

 P. serratus Webb. Pr. Fl. Hoist. 16 (1780). 

 P. lucidus Guldenst. It. I. 76 (1787). 



