Howell, Thomas <br/><br/>
A flora of Northwest America 

 - Portland, Or  1897 
 - 1 p. l., 792, [24] p. 24 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Phanerogams. [from old catalog]<br/>Plants - Northwestern States
<br/><br/><label>Dewey Class. No.: </label>581.973 HOW