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1a. Sphaeromeria potentilloides (A. Gray) A. Heller var. potentilloides   
 
 
 
 
Plants 10–30 cm. Leaves basal and cauline; basal mostly 2-pinnately lobed; cauline usually pinnately lobed, rarely 3-fid. Heads (3–)4–20. Involucres 3–4(–4.5) mm. 2n = 18. 
 
 
 
Flowering May–Jul. Wet, ± alkaline meadows, flats, seepage areas; 1300–2100 m; Calif., Nev., Oreg.  
 
 
 
 
 
                        
                          
                        
                           
                        
                          
                        
	
                        
                      
 
                      
	 
                      
                         
		
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