('4 THE AMERICAN MIDLAND NATI'K.M.IST 



i 145. Helianthus subrhomboideus Rydb. Flora of Montana 

 419. (1900). 



Leeds, Butte. 



1 146. Helianthus Maximiliani Schrad. Ind. Sem. Hurt. 

 Goett. (1835). 



Leeds, Devils Lake. Turtle Mountains. 



1 147. Helianthus Maximiliani var. iubaris Lunell, var. now 

 For description see Key. Leeds. 



1 148. Helianthus Nuttallii T. & G. Fl. N. A. 2: 3.24. (1842). 

 Willow City, Towner. 



1 149. Helianthus apricus Lunell in Am. Mid. Nat. Vol. I: 



237- (1910). 



Leeds, Butte, Towner. 



1 150. Helianthus nitidus Lunell in Am. Mid. Nat. Vol. I: 

 236. (1910). 



Butte. 



1 151. Helianthus nitidus var. camporum Lunell in Am. Mid. 

 Nat. Vol. I: 237. (1910). 



Leeds. The change proposed in Am. Mid. Nat. Vol. II: 127. 

 (191 1) is herewith retracted. 



1 152. Helianthus nitidus var. trifoliatus Lunell, var. nov. 

 For description see Key. Butte. 



1 153. Helianthus tuberosus Linn. Sp. PI. 905. (1753). 

 Peninsula of Lake Ibsen, Turtle Mountains. 



1 154. Helianthus tuberosus subcanescens A. Gray, Syn. 

 Fl. L Part 2: 280. (1884). 



Pleasant Lake, Bismarck. 



COREOPSIS Linn. Gen. n. 981 ; T. & G. Fl. II : 338 (1842). 



1 155. Coreopsis tinctoria Nutt. Journ. Acad. Phila. 2: 114. 

 (1821). 



Morton County (W. B. Bell). 



BIDENS Caesalpinus, De Plantis Bk. 12, eh. 17. (1583); 

 Tour. Inst. 462. (1700); Linn. Gen. n. 932. 



1 156. Bidens glaucescens Greene, Pittonia 4: 258. (1901) 

 Leeds, Butte, Peninsula of Lake Ibsen, Pleasant Lake, Turtle 



Mountains; Logan Co. (Brenckle). 



1157. Bidens acuta (Wiegand) Britton, Man. 100 1. (i9 01 )- 

 Bidens comosa acuta Wiegand. 



Leeds, Towner. 



