184 METASPERMAE OF THE MINNESOTA VALLEY. 



Salix discolor Muhl. N. Schrift. Ges. Nat. Fr. Berl. IV, 

 234 (1801). 



/S. prinoides PuRSii, Fl. Am. 613 (1814). 

 S. sensitiva Barr. Sal. Am. 8 (1840). 

 Wats, and Coult., Gray's Man. 6 ed. 482; Britt., Fl. N. J. 225: Mac. Fl. 

 Can. I, 447; Chap., Fl. S. St. 430; Upham, Fl. Minn. 129; Cov. Fl. Ark. 



North America: N. S., N. Br., Q., Ont. to Man. ; S. 

 to N. Eng. , N. J. and Car. ; W. to Minn, and Mo. 



Minn, valley: Throughout; river banks, lake shores 

 and low meadows. 



Herb.: Sheldon 1582, Lake Benton; Tarjlor 724, 

 Minnesota lake; Sheldon 242, Lake Washington, Le Sueur Co.; 

 Herrick 276, Minneapolis; Sandberg 508, Red Wing. 



Salix rostrata Rich. Appx. Frankl. 3 (1823). 

 S. vagans var. rostrata Andbrs. Monog. 8 (1867). 

 S. livida var. occidentalis Grav, Man. 5 ed. 464 (1867). 

 Wats, and Coult., Gray's Man. 6 ed. 482; Britt., Fl. N. J. 226: Upham, 

 Fl. Minn. 1.30; Mac, Fl. Can. I, 453; Coult., Fl. Colo. 3.37; Roth., Wheel. 

 Exp. 240; Webb., Appx. Neb. 27. 



North America: Canada throughout to N. Eng.. N. 

 J.; W. to Minn., Mont, and Idaho; S. to Neb.. 



Minn, valley: Forest district and at least to Pomme 

 des Terres valley; moist and shaded places or drier ground. 



Herb. : Taylor 521, Mud lake, Waseca Co. ; Sandberg 

 511, Red Wing; Sandberg 512, Cannon Falls; Holzinger 258, 

 Winona; Bailey 212, Vermilion lake; Bailey 284, Vermilion lake; 

 Bailey 334, St. Louis river. 



Salix longifolia Muhl. N. Berl. Schr. IV, 238 (1801), 

 ? S. rubra Ricn. Appx. Frankl. ISlarr. 37 (1823). 

 S. nuviatilis Nutt. Sylv. 89(1842'. 



S. longifolia var. pedicillata Anders. Konigl. Sven. Acad. Handl. 

 VI, 55 (1858). 



Wats, and Coult , Gray's Man. 6ed. 482; Britt., Fl. N. J. 227: Upham, 

 Fl. Minn. 130; Mac, Fl. Can. I, 450; Webb., Fl. Neb. 110; Coult., Fl. Colo. 

 335; Wats., Fl. Calif. II, 84; Herd , Fl. Eur. Russ. 120?; Roth., Wheel. 

 Exp. 240; Wats., King Exp. 324; Cov., Fl. Ark. 221; Engl. Pax, Nat. Ptlanz. 

 Ill, 1, 36. 



Russia? 



North America: Q.. Ont. to Man., Athabasca and N. 

 Brit. Col.; N. to Mackenzie river region; S. to Oregon, Calif., 

 Texas; E. to Md. and Maine. 



Minn, valley: Throughout; abundant; river banks and 

 sandy shores. 



Herb. : Sheldon 438, Buffalo lake, Waseca Co.; Sheldon 

 639 Waseca; Taylor 428, Buffalo lake, Waseca Co. ; Sheldon 639^, 



