562 METASPERMAE OF THE MINNESOTA VALLEY. 
North America: Minn. and Dak. to Iowa, Neb., Ark. 
and Tex. 
Minn. valley: S. W. district; local?; thicket edges 
and borders of woods, or in openings. 
HERB.: Shkeidon 894, Sleepy Eye. 
Lactuca hirsuta MunL. Cat. (1813). 
L. sanguinea BieEL. FI. Bost. 2 ed. 287 (1824). 
L. sagittaefolia Eu. Sk. II, 253 (1824). 
( ) L. elongata var. sanguinea and albiflora T. and G. FI. II, 496 
1841). 
Galathenium sanguineum and floridanum Nutt. Trans. Am. Phil. 
Soc. VII, 443 (1841). 
Lactuca canadensis GRAY, Man. 5 ed. (1867). 
Wats. and Coult., Gray’s Man. 6 ed. 304; Mac., Fl. Can. I, 280; Britt., 
Fl. N. J. 154; Upham, Fl. Minn. 91; Cov., Fl. Ark. 199; Gray, Syn.Fl. I, 2, 
442; Coult., Fl. Tex. 249. 
North America: Ont. to KE. Mass., N. J. and La.; W. 
to Minn., Ark. and Tex. : 
Minn. valley: Forest and W. district; doubtless N. 
W.; borders of woods and thickets. 2 
HERB.: Sheldon 1804, Lake Benton. 
Lactuca canadensis Linn. Spec. 796 (1753). 
L. caroliniana WALT. FI. Car. 193 (1788). 
L. longifolia Micux. Fl. N. Am. IT, 85 (1803). 
L. elongata Mun. Willd. Spec. IIT, 1523 (1808). 
Sonchus pallidus WiLLD. Spec. III, 1521 (1803). 
ee Galathenium elongatum Nutr. Trans. Am. Phil. Soc. VII, 443 
Wats. and Coult., Gray’s Man. 6 ed. 304; Britt.. Fl. N. J. 154; Webb., 
Fl. Neb. 143; Mac., Fl. Can. I, 280; Upham, Fl. Minn. 91; Cov., Fl. Ark. 
199; Gray, Syn. Fl. I, 2, 442. 
North America: Anticosti to Assiniboia and Sas- 
katchewan; S. to N. Eng. and N. J. to Ga.; W. to Minn., Neb. 
and Ark. 
Minn. valley: Throughout; borders of thickets and 
open places in woods. 
Hers.: Ballard 616, Chaska; Ballard 744, Waconia; 
Sheldon 1010, Sleepy Eye; Ballard 580, Rice lake, Scott Co.; 
Taylox 1021, Glenwood; Sheldon 1181, New Ulm; Bailey 196, 
Vermilion lake; Kassube 149, Minneapolis; Sandberg 359, Can- 
non Falls. 
TARAXACUM Hatu. Stirp. Helv. I, 23 (1749). 
Leontodon ADANS. Fam. II, 112 (1763). 
Lasiopus Don, Sweet. Brit. Fl. Gard. 2, 346 (1836). 
? Caramanaca TINEO, PI. Rar. Sic. (1846). 
Dens Leonis Tourn. Inst. 468 (1700). 
