LIST OF HIGHER SEED-PROUUCING PLANTS. 347 



Bhns copalliaa Linn. Spec. 266 (1753). 

 Wats, and Coult., Gray's Man. 6 ed. 119; Britt., Fl. N. J. 79; Chap., 

 Fl. S. St. 69; Webb., Fl. Neb. 121; Upham, Fl. Minn. 37; Mac, Fl. Can. I, 

 100; Coult., Fl. Tex. 67; Gov., Fl. Ark. 173i Wats., Bibl. Ind. 182; Sarg.,N. 

 A.Silva III, 19. 



North America: Thousand Islands, Can. to N. Eng.,N. 

 J. and Fla. ; W. to Minn., Neb., Ark. and Rio Grande river; Cuba. 



Minn, valley: Forest district. Ft. Snelling to Blue 

 Earth Co.; rare; hillsides and dry banks. 



Herb. : ? Sandberg 112, Cannon Falls. 



Rhus glabra Linn. Spec. 265 (1753). 



R. carolinense Marsh. Arbust. 129 (1785). 

 R. elegans Ait. Hort. Kew. I, 366 (1789). 

 Wats, and Coult., Gray's Man. 6 ed. 119; Britt., Fl. N. J. 79; Webb., 

 Fl. Neb. 121; Coult., Fl. Colo. 49; Chap., Fl. S. St. 69; Upham Fl. Minn. 

 37; Mac, Fl. Can. I, 100, 505; Wats., King Exp. 52, 419; Roth., Wheel. Exp. 

 84; Cov., Fl. Ark. 173; Wats., Bibl. Ind. I, 182. 



North America: N. S. to Ont., Man. and Saskatche- 

 wan?; S. to N. Eng., N. J.. Fla. and Miss.; W. to Minn., Colo., 

 Neb. and Ark. ; Arizona. 



Minn, valley: Throughout; rocky and dry situations, 

 especially banks and hillsides. 



Herb.: Taylor 524., Janesville; Taylor 820, Glenwood; 

 Ballard 8Jf.n, Chaska; Sheldon 1513, Lake Benton; Oestlmid 24, 

 Minneapolis; Bailey 230, Vermilion lake; Bailey 254, Vermilion 

 lake; Holzinger 44, Winona Co.; Hei-h. Sheld. 1917, Minneapolis; 

 Herh. Moyer 48, Montevideo. 



Rhus typhina Linn. Amoen. IV, 311 (1759). 

 Datisca hirta Linn. Spec. 1037 (1753). 

 Rhus hypselodendron Moench, Meth. 73(1794), 

 R. typhina \SiT. arborescens Willd. Enum. 323 (1809). 

 R. typhina yslt. frutescens Willd. 1. c. 

 R. hirta per legem, not Harv. 

 Wats, and Coult., Gray's Man. 6 ed. 119; Britt, Fl. N. J. 79; Upham, 

 Fl. Minn. 37; Chap., Fl. S. St. 69; Mac, Fl. Can. I, 100; Nym., Fl. Eur.; 

 Herd., Fl. Eur. Kuss. 36: Cov., Fl. Ark. 73; Wats., Bibl. Ind. I, 184; Sarg., 

 N. A. Silva III, 15. 



Introduced in Europe. 



North America: N. S.?, N. B., Ont., W. of Lake Hu- 

 ron and Minn.; S. to N. Eng., N. J., N. Car., Alab., Miss.; W. 

 to Mo. and Ark, 



Minn, valley: E. portion of valley and N. edge to 

 central region; rocky hillsides and banks. 



Herb.: Taylor 448, Janesville; Taylor 44Sh, Lake 

 Helena, Waseca Co. ; Sheldon 383, Madison Lake; Ballard 116, 

 Chaska; Holzinger 43, Winona Co. 



