LEG UMIN08^!-PAPILI0NACE2E. 



199 



of the beak distinguishes this little group from that of the Eupha- 

 scolece, where the keel is spirally twisted, aims nothing can come 



Physostigma venenosum {Calabar Bean). 



Fig. 154.— Pistil (f). 



Fig. 153. 

 Florif'erous branch (|). 



Fig. 155. 

 Seed. 



nearer to a Kidney Bean than a Dolichos, and the two genera are 

 often confounded in collections ; but an examination of the keel is 

 sufficient to remove all doubts. 



In the Galactiea the inflorescence remains the same as in the 

 preceding types, the axis of the raceme bearing little thick very 

 short knot-like secondary axes. The bracts are small and often 

 caducous. The two upper lobes of the calyx are often united into 

 one. The vexillary stamen remains free, and the style is glabrous. 

 In this subseries or subtribe are placed the five genera Galactia, 

 Grona, Cymbosema, Calopogonium, and Mastersia. 



The sub-series Erythrinece contains eight genera : Erythrina, 

 Strongylodon, litulufphia, Mucuna, Apios, Cochliantfms, Butea, and 



