LIST OF HIGHER SEED-PRODUCING PLANTS. 537 



Helichroa RAF. Neogen. 35 (1825). 

 Obeliscaria CASS. Diet. XXXV, 272 (1825). 

 Lepacbys RAF. Jour. Phys. LXXXIX, 100(1819). 

 Itatibida RAF. 1. c. (1819). 

 Dracopsis CASS. Diet. 1. c. (3825). 

 Centrocarpha DON, Sweet. Brit. Fl. Gard. 2, 87 (1832). 

 ? Heliophthalmum RAF. Fl. Lud. 72 (1817). 

 ? Bobartia PETIV. herb. 



Baillon, Hist. PL VI1T, 218; Engler and Prantl, Nat. Pflanz. IV, 5, 233; 

 Durand, Ind. Gen. Phan. 209; Benth. and Hook., Gen. PI II, 365. 



Living species: 30 ; N. America to Mexico; S. Sts., 

 15; E. Sts., 11; Rocky mts., 6; Canada, 4; Calif., 1-2; PL 

 Wheel., 4-5; W. Tex., 8. 



Rudfoeckia columnaris PURSH, Fl. Am. 575 (1814). 

 Ratibida sukata RAF. Journ. Phys. LXXXIX 100 (1819). 

 Obeliscaria columnaris DC. Prodr. V, 558 (1836). 

 Lepachys columnaris T. and G. Fl. II, 313 (1841). 

 Wats, and Coult., Gray's Man. 6 ed. 277; Mac., Fl. Can. I, 243; Webb., 

 Fl. Neb. 146; Coult., Fl. Colo. 183; Upham, Fl. Minn. 80; Roth., Wheel. 

 Exp. 160 in var.; Engl. Hoffmann, Nat. Pflanz. IV, 5, 233; Gray,Syn. Fl. I, 

 2, 264. 



North America: N. W. T. and Saskatchewan to Colo., 



Minn., Neb., Arizona and Tex. 



Minn, valley: W. district at higher levels; prairies 

 and sunny banks. 



HERB. : Sheldon 1438, Dakota line, near Elk ton; Shel- 

 don 1585, Lake Ben ton; Taylor 863, Glenwood; Gedge 7, Glyn- 

 don, Clay Co.; Herb. Moyer 737, Montevideo. 



Budbeckia pinnata VENT. Hort. Gels. 71 (1800). 

 Rudbeckia digitata WILLD. Spec. HI, 2247 (1803). 

 Lepachys pinnatifida RAF. Journ. Phys LXXXIX (1819). 

 L. angustifolia RAF. Journ. Phys. LXXXIX (1819). 

 Rudbeckia tomentosa ELL. Sk. II, 453 (1824) 

 Obeliscaria pinnata CASS. Diet. XL VI, 401 (1825). 

 Lepachys pinnata T. and G. Fl. II, 313 (1841). 



Wats, and Coult., Gray's Man. 6 ed. 277; Chap., Fl. S. St. 228; Upham, 

 Fl. Minn. 80; Webb., Fl. Neb. 146; Cov., Fl. Ark. 195; Gray, Syn. Fl. I, 

 2, 263. 



North America: Minn., Neb., Kan. and Tex. to N. 



Y. and Fla. 



Minn, valley: Throughout; banks, hillsides, edges of 

 thickets and along roads. 



HERB. : Sheldon 641, Waseca; Taylor 649, Minnesota 

 lake; Sheldon 1055, Sleepy Eye; Taylor 561, Minnesota lake; 

 Bollard 774, Swan lake, Carver; Co.; Sheldon 1463, Pipestone; 

 Ballard 539, Cleary's lake, Scott Co, ; Herrick 158, Minneapolis; 

 Oestlund 97, Minneapolis; Sandberg 323, Goodhue Co. 



