Seymour, Roland L <br/><br/>
The genus Saprolegnia / 
By Roland L. Seymour. With 153 fig 
 - Lehre :  Verlag Von J. Cramer,  1970 
 - iv, 124 p. :  ill. ;  24 cm. 
<br/><br/> Cover title.  'Separately printed from Nova Hedwigia XIX.' 
<br/><br/>Bibliography: p. 71-85 
<br/><br/><label>LCCN: </label>74-523200 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Saprolegnia