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1b. Petradoria pumila (Nuttall) Greene var. pumila   
 
 
 
 
Stems 0.8–3 cm. Leaf blades usually 3–5-nerved, broadly linear to oblanceolate, rarely lanceolate, 30–120 × 2–12 mm. Heads 25+. Involucres 6–9.5 × 1.9–3 mm. Phyllaries 10–21. Ray florets (1–)2–3; corollas 4.5–9 mm, laminae 1–2.4 mm wide. Disc florets 2–4; corollas 4.5–6.2 mm, lobes 0.8–1.3 mm. 2n = 18, 36. 
 
 
 
Flowering summer–fall. Dry, open, rocky places; 1000–3100 m; Ariz., Calif., Colo., Idaho, Nev., N.Mex., Utah, Wyo.  
 
 
 
 
 
                        
                          
                        
                           
                        
                          
                        
	
                        
                      
 
                      
	 
                      
                         
		
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