Laetsch, Watson M. <br/><br/>
Plants :  basic concepts in botany / 
Watson M. Laetsch 
 - Boston :  Little, Brown and Company,  c1979. 
 - 508p. ;  ill. ;  23 cm. 
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<br/><br/><label>Subjects--Topical Terms: </label><br/>Botany<br/>Biology
<br/><br/><label>LC Class. No.: </label>QK47  / .L34 1979