548 METASPERMAE OF THE MINNESUTA VALLEY. 
Guntheria Spreng. Syst. III, 356 (1826). 
Cercostylos LrEss. Syn. Comp. 239 (1832). 
Polypteris Less Linn. VI, 218 (1832). 
Galorida REuscH. Nom. 251 (1797). 
Benth. and Hook., Gen. Pl. II, 414; Baillon, Hist. Pl. VIII, 241; 
Durand, Ind. Gen. Phan. 216; Engl. and Prantl, Nat. Pflanz. IV, 5, 263 
(Hoffmann). 
Living species: 12; N.. and C. America to S. America 
and Patagonia. N. America, 10; S. America, 1; Texas, Ari- 
zona and Utah, 10; Canada, 1-2; S. E. Sts., 2-8; S. and W. 
id 
Tex., (. 
Gaillardia aristata Pursu, Fl. Am. 573 (1814). 
G. bicolor Hook. FI. I, 315 (1833). 
G. bicolor var. aristata Nurr. Gen. II, 175 (1818). 
G. rustica Cass. Dict. X VIII, 20 (1825). 
G. lanceolata DC. Prodr. V, 362 (1836). 
Wats. and Coult., Gray’s Man. 6 ed. 288; Gray, Syn. Fl. I, 2, 352; 
Upham, Fl. Minn. 83; Coult., F]. Colo. 197; Brew. and Wats., Fl. Calif. 
I, 392; Mac., Fl. Can. I, 250; Coult., Fl. Tex. 233, 
North America: Saskatchewan and Brit. Col. to 
Oregon and California; S. to Minn., Colo. and Tex. 
Minn. valley: Reported from N. W. and S. W. dis- 
tricts; rare or local; prairies. 
HERB.: Gedge 18, Riverton. 
DYSSODIA Cav. Ann. Cienc. Nat. VI, 334 (1803). 
Boebera WILLD. Spec. III, 2125 (1804). 
Clomenocoma Cass. Dict. TX. 416 (1825). 
Comaclinium ScHEIpW. PI. Serres, 756 (——-). 
Rositla Less. Syn. Comp. 245 (1832). 
Lebetina Cass. Dict. X XV, 394 (1825). 
Adenophyllum Pers. Syn. II, 458 (1807). 
Willdenowa Cav. Ic. 61 (1791). 
Schiechtendahlia WILLD. Spec. IIT, 2125 (1804). 
Boebera Less. Syn. Comp. 237 (1832). 
Hymenatherum Cass. Bull. Philom. (1817). 
Aciphyllaea A. Gray, Pl. Fendl. 91 (1849). 
Gnaphalopsis DC. Prodr. VII, 258 (1839). 
Thymophylla Lag. Elench. Matr. 25 (1816). 
Lowellia A. Gray, Pl. Fendl. 89 (1849). 
Baillon, Hist. Pl. VIII, 253 (sub Tagetes Linn.); Benth. and Hook , 
Gen. Pl. II, 408, 410; Engler and Prantl, Nat. Pflanz. IV, 5, 265; Durand, 
Ind. Gen. Phan. 215. 
Living species: 385+; Central and S. W. N. America; 
1 sp., Peru to Patagonia. U. S., 16; all in W. and S. W. 
region except D. papposa (Vent. ). 
Dyssodia papposa (VENtT.) HircHcock, Fl. Ames. 503 
(1891). 
