LIST OF HIGHER SEED-PKODUCING PLANTS. 525 



Minn, valley: Reported from N. E. district; rare; 

 wooded banks and in glades. 



ERIGERON Linn. Gen. 653 (1737). 



Trimorphoea Cass. Bull. Phil. (1817). 



Leptostelma Don, Sweet. Brit. Fl. Gard. 2, 38 (1829). 



Stenactis Nees, Gen. Ast. 273 (1832). 



Woodvillea DC. Prodr. V, 318 (1836). 



Phalacroloma Cass. Diet. XXXIX, 404 (1834). 



Polyactis and Polyactidinm Less. Syn. Comp. 188 (1832). 



Conyzella Rupr. Sert. Tsch. 51 ( ). 



Heterochaeta DC. Prodr. V, 282 (1836). 



Gusmania Eemy, C. Gay, Fl. Chil. IV, 12 (1845). 



Astradelphus Remy, Ann. Sci. Nat. ser. 3, XII, 185 (1849). 



Terranea Colla, Mem. Acad. Tur. XXXVIII, 11 (1835). 



Vittadinia A. Rich. Fl. N. Zeal. 250 (1834). 



3Iicrogyiie Less. Syn. 190 (1832). 



Eurybiopsis DC. Prodr. V, 260 (1836). 



Tetraiuolopium Nees. Ast. 202 (1832). 



Brachyactis Led. Fl. Ross. II, 495 (1846). 



Laclinophjlluni Bunge, Rel. Lehm. 151 (1848). 



Kidorella Cass. Diet. XXXVII, 469(1834). 



Conyza Linn. Gen. 950 (1737) part. 



Eschenbacliia Moencii, Meth, 573 (1794). 



Fimbrillaria Cass. Diet. XVII, 54 (1826). 



Dimorphanthus Cass. 1. c. XIII, 254 (1826). 



L.aennecia Cass. 1. c. XXI, 91 (1834). 



Achaetogreron A. Gray, PI. Fendl. 72 (1849). 

 Baillon, Hist. PI VIII, 143; Benth. and Hook., Gen. Fl. II, 279, 280, 

 282; Durand, Ind. Gen. Phan. 197; Engler and Prantl, Nat. Pflanz. lA^, 5, 

 164 (Hoffmann). 



Living species: 200 ± ; 100 (B. and H.); 110 (Durand); 

 150 (Hoffmann); about half of these are in N. America, most of 

 the remainder are S. American. The rest are S. African, 

 Australian, Oceanic and old world. It is not clear what should 

 be the limits of this genus. North America, 80 ± ; Canada, 30; 

 Rocky mts., 35; S. Sts., 10; E. Sts., 10;. California, 25; PI. 

 King. 19-20; PL Wheel., 20-21; W. Tex., 11. 



Erigerou pliiladelphicus Linn. Spec. 863 (1753). 



E. purpuveimi Ait. Ilort. Kew. Ill, 186 (1789). 

 E. pukhellus var. a. Hook. Fl. Bor.-Am. II, 19 (1840). 

 E. purpuveus Hook. Fl. Bor.-Am. II, 19 (1840). 

 Wats, and Coult., Gray's Man. 6 ed. 266; Britt., Fl. N. -J. 140; Webb., 

 Fl. Neb. 148: Chap., Fl. S. St. 206; Upham, Fl. Minn. 74; Mac, Fl. Can. I, 

 233: Coult., Fl. Colo. 173; Wats., Fl. Calif. II, 331; Cov., Fl. Ark. 192; Gray, 

 Syn. Fl. I, 2, 217: Coult., Fl. Tex. 198 



North America: Calif, and Oregon across continent 

 to Fla. and Tex. and N. to Arctic circle. 



