Bui. 1 79, Bureau of Plant Industry, U. S. Dept. of Agriculture, 



Plate IV. 



Mature Pods and Seeds of Stizolobium niveum and Stizolobium aterrimum. 



A, Pod and seeds of Stizolobium niveum, S. P. I. No. 19979. 



B, 1'od and seeds of Stizolobium aterrimum (seeds, shining black), S. P. I. No. 21300. 



(Natural size.) 



