Rydberg P A <br/><br/>
Flora of the rocky mountains and adjacent plains 

 - 2 
 -  1954 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>49036 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Natural history<br/>Botany
<br/><br/><label>Dewey Class. No.: </label>I:12.73.g7, J4;1