Hauke, Richard Louis <br/><br/>
A systematic study of equisetum arvense 

 - Lehre [Germany]:  J. Cramer,  1966 
 - [81]-109 p., 9 p. of plates : ill., maps ; 24 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Equisetaceae
<br/><br/><label>Dewey Class. No.: </label>587.2 HAU