162 MISC. PUBLICATION 101, U. S. DEPT. OF AGRICULTURE 
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Fieurn 41.—Tall rabbit brush (Chrysothamnus speciosus), a common representative of a 
familiar western genus. In parts of Utah and southern Idaho it is rather extensively 
browsed by sheep in winter, but as a rule it is unpalatable or nearly so: C, Fruiting 
achene with pappus bristles and persistent corolla 
fornia (Utah?), and Montana. While ordinarily regarded as 
worthless this shrub is sometimes grazed when other feed is scarce, 
and in portions of eastern Oregon it is appreciably cropped by sheep 
