246 UNIVERSITY OF MISSOURI STUDIES [394 



1 131. B. papposa (Vent.) Rydb. [Dysodia chrysanthemoides 

 Lag.]. Fetid marigold. 



Roadsides, waste places and sandy stream flats, 5100-7000 ft. 

 (Daniels, 594). Also at Lyons (Rydberg). 

 Ohio to Montana; Arkansas to Arizona and Mexico. 



469. ANTHEMIS L. Mayweed. 



1 132. A. Cotula L. Common mayweed. 



Yards and waste places, 5100-6000 ft. (Daniels, 593). 

 Europe, thence to North America. 



470. ACHILLEA L. Yarrow. 



1 133. A. lanulosa Ntrtt. [A. Millefolium lanulosa (Nutt.) 

 Piper]. Woolly yarrow. 



Open grounds throughout, 5100-9000 ft. (Daniels, 360). 

 Also mountains between Sunshine and Ward (Rydberg). 



Ontario to Yukon ; Oklahoma to California and Mex- 

 ico. 



470y 2 - CHRYSANTHEMUM L. Oxeye daisy. 

 1133^. C. Leucanthemum L. Common oxeye daisy. 



Bluebird Mine, in quantity. 1910 (Miss Pearl Turner). 



Europe, thence to North America. 



471. ARTEMISIA L. Wormwood. Sage-brush. Mug- 



wort. 



1 134. A. dracunculoides Pursh. Prairie mugwort. 

 Abundant on the plains, mesas and foothills, 5100-8000 ft. 



(Daniels, 833). 

 Montana to Idaho ; Texas to California. 



1135. A. Scouleriana (Besser) Rydb. [A. dcsertonim Scou- 

 leriana Besser]. Scouler's sage. 



Gregory Canon and adjacent mesas and foothills, 5600-8000 

 ft. (Daniels, 612). 

 British Columbia to Colorado. 



1 136. A. Forwoodii S. Wats. Forwood's sage. 



Abundant on the plains, mesas, and foothills. 5100-7500 ft. 

 (Daniels, 992). 



