321 



Young branches and leaves pubescent with yellow 

 hairs, leaves alternate, bicompound, stipulate, the 

 rachis swollen at the base and glandular between the 

 pinnas. Pinnas opposite, pari-pinnate, the secondary 

 rachides with glands on the upper side, and a dis- 

 tinct pulvinus. Leaflets with very short pulvinate 

 stalks, obliquely ovate, the more distal larger, entire, 



glabrous on the 

 upper side, the 

 veins yellow pu- 

 bescent on the 

 lower, as are all 

 the petiolules 

 and rachides. 



Flowers in 

 clusters nearly 

 sessile on long 

 peduncles, which 

 are fascicled at 

 the ends of the 

 branches. Calyx 

 tubular with five 

 triangular lobes, 

 valvate in bud. 

 Corolla pink, 

 tubular twice as 

 long as the calyx, 

 lobes five acute, 

 valvate. Sta- 

 mens very long, 



FIG. 76 the fi 1 a m e n t s 



ACACIA ARABICA, Willd. united below, 



21 



