Laetsch, Watson M. <br/><br/>
Plants :  basic concepts in botany / 
Watson M. Laetsch. 
 - Boston :  Little, Brown,  c1979. 
 - xv, 510 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliography: p. 483-489 and index.  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botany.
<br/><br/><label>Dewey Class. No.: </label>581  / LAP 1979