176 SOUTH AFRICAN BOTANY 
carry away on their bodies that of the 3 lower long 
stamens. Apparently self-pollination may occur, but is 
unlikely, as the stigma is well above the stamens (see 
diagram). 
Fia. 97.—Cassia arachoides. 
I, Diagram of flower. II. Vertical section of flower. sa, large stamens; 
sb, small stamens; sc, staminodes. 
(8) Papilionaceae.—Flowers zygomorphic, corolla 
papilionaceous—stamens 10, monadelphous or diadel- 
phous. 
This division is the best known and most easily 
recognized of the order—it includes herbs, shrubs and 
