Blackwell, Will H. <br/><br/>
Poisonous and medicinal plants / 
Will H. Blackwell ; illustrated by Thomas J. Cobbe : chapter 5 by Martha J. Powell 
 - New Jersey :  Prentice Hall,  1990 
 - xix, 329 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references and indexes 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Poisonous plants<br/>Medical plants<br/>Poisonous plants--Toxicology