Petrak F <br/><br/>
Die gattungen der pyrenomyzeien,sphaeropsideen und melancenieen 

 -  1917 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>57401 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mycology
<br/><br/><label>Dewey Class. No.: </label>I235, 113F7