MarsdenJones Eric M <br/><br/>
British knapweeds :   a study in synthetic taxonomy / 
E. M. Marsden-Jones and W. B. Turrill. 
 - London,   Printed for the Ray Society; sold by B. Quaritch,  1954. 
 - xiii, 201 p.   illus., 27 plates.  22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Centaurea<br/>Plants--Variation
<br/><br/><label>LC Class. No.: </label>QK495.C39  
<br/><br/><label>Dewey Class. No.: </label>583.5533