Christensen Carl <br/><br/>
Index filicum: Supplementum 1906-1912 

 -  1906 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>57953 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botany
<br/><br/><label>Dewey Class. No.: </label>I42:18, D6-1