253 
Nassau (A. H. Curtiss 160). British Guiana: sea shore (Jenman 
4538). French Guiana: Cayenne (Sagot). According to Urban 
(Symb. Antill. iv. 286) it occurs also in Hispaniola, St. Thomas, 
Antigua, and Martinique. A single gathering has also been made 
in Ceylon, near Colombo (Ferguson). 
A, portion of Sesbania sericea, } nat. size; B, C, D, standard, wing, and 
keel petals, respectively, enlarged; EH, infructescence, % nat. size; 
F, fruit laid open ; G, seed; enlarged. 
There is besides, on the West Coast of Africa, what appears to 
be almost an identical species named by De Candolle Sesbania 
pubescens. It occurs in marshy places from Senegambia to Lake 
Chad, and on the shores of the island of St. Thomas. Should S 
sericea prove useful as a green manure in the West Indies, no 
doubt S. pubescens would serve the same in Africa. 
In Western Australia there is also a plant which scarcely seems 
