Johnson, Charles Grier. <br/><br/>
Plant associations of the Blue and Ochoco Mountains 
by Charles Grier Johnson and Rodrick R. Clausnitzer. 
 - Corvalis Or.  Forest Service, Pacific Northwest Region  1992. 
 - ca. 200 p. in various pagings  ill. 
<br/><br/><label>LCCN: </label>doc92000777  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plant communities--Oregon--Wallowa National Forest.<br/>Plant communities--Oregon--Whitman National Forest.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Wallowa National Forest (Or.)<br/>Whitman National Forest (Or.)