Transkription:
EXELL, Arthur Wallis
Tiol.
Flor.
Afr.
Patalogucthu the vascular plants of S.Tomé (with Erincipe and Annobon].
By Arthur Wallis Exell..and other members of the department. With three
maps and twenty-six figures.
[British museum (Natural history).
Supplement. 1956.
29.9.45.
8:o London 1944.