Exell, A. W. (Arthur Wallis), 1901- <br/><br/>
Catalogue of the vascular plants of S. Tomé (with Principe and Annobon)  

 - London  Printed by order of the Trustees of the British Museum  1944 
 - xi, 428 p.  il., mapas; 26 cm. 
<br/><br/> \"British Museum (Natural History) (portada)\"  Incluye: índice 
<br/><br/><label>Subjects--Topical Terms: </label><br/>SAO TOME<br/>PRINCIPE<br/>ANNOBON<br/>PLANTAS VASCULARES<br/>SUDAFRICA<br/>FLORA<br/>CATALOGO