LIST OF HIGHER SEED-PROVUCING PLANTS. 347 
Rhus copallina 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; Cov., Fl. Ark. 173; Wats., Bibl. Ind. 182; Sarg., N. 
A. Silva ITI, 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). 
RF. carolinense MArsH. Arbust. 129 (1785). 
R. elegans Air. 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. 8S. 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 84n, Chaska; Sheldon 1518, Lake Benton; Oestlund 24, 
Minneapolis; Bailey 230, Vermilion lake; Bailey 254, Vermilion 
lake; Holzinger 44, Winona Co.; Herb. Sheld. 1917, Minneapolis; 
Herb. Moyer 48, Montevideo. 
Rhus typhina Linn. Amoen. IV, 811 (1759). 
Datisca hirta LINN, Spec. 1037 (1753). 
Rhus hypselodendron MoENCH, Meth. 73 (1794). 
£. typhina var. arborescens WILLD. Enum. 323 (1809). 
AR. typhina var. 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. 87; Chap., Fl. S. St. 69; Mac., Fl. Can. I, 100; Nym, Fl. Eur.; 
Herd., Fl. Eur. Russ. 36; Cov., Fl. Ark. 73; Wats., Bibl. Ind. I, 184; Sarg., 
N. A. Silva ITT, 15. 
Introduced in Europe. 
North America: N. 8.?, 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. 
Hers.: Taylor 448, Janesville; Taylor 4484, Lake 
Helena, Waseca Co.; Sheldon 283, Madison Lake; Ballard 116, 
Chaska; Holzinger 43, Winona Co. 
