Urtica:   

 - London; New York   Taylor & Francis,  2003 
 - xv, 83 p. : 
<br/><br/><label>ISBN: </label>041530833X (hardback : alk. paper) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nettles
<br/><br/><label>LC Class. No.: </label>RM666.N44  / U77 2003