Lesquereux, Leo,  1806-1889. <br/><br/>
Contributions to the fossil flora of the western territories ... 
By Leo Lesquereux. 
 - Washington,  Govt. print. off.,  1874-83. 
 - 3 v.  plates.  28-31 cm. 
 - Department of the interior. Report of the United States Geological survey of the territories. F. V. Hayden, United States geologist-in-charge. vol. VI-VIII .
<br/><br/> At head of title: United States Geological survey of the territories. 
<br/><br/>pt. I. The Cretaceous flora.--pt. II. The Tertiary flora.--pt. III. The Cretaceous and Tertiary floras. 
<br/><br/><label>LCCN: </label>gs 08000143 //r933 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Paleobotany--Cretaceous.<br/>Paleobotany--Tertiary.<br/>Plants, Fossil--West (U.S.)
<br/><br/><label>LC Class. No.: </label>QE74  / .H4 vol. 6-8