Pantastico, Julian B. <br/><br/>
General botany (a complete guide to the lower forms) / 
Julian B. Pantastico and Macrina T. Zafaralla. 
 - Laguna :  Agrix Publishing Corporations,  c1976. 
 - iv, 125 pages :  Illustration ;  25 cm. 
<br/><br/> References: p. 106-110. 
<br/><br/>Includes index.