ii6 SOUTH AFRICAN FLOWERING PLANTS. 



fine tree, a native of the Eastern side. It has ever- 

 green, dotted leaves and clusters of white and purple 

 flowers. The calyx has five sepals ; there are five 

 petals, five perfect stamens, and five without anthers, 

 being staminodes. The syncarpous pistil has five 

 carpels. There is a disc for secreting honey between 

 the stamens and the pistil. The disc is only a super- 

 ficial outgrowth from the receptacle, just as are the five 

 glands of Gera'ninm. The fruit is a capsule. 



sto 



Fig. 43. — I. Section through flower of Baros'ma crennla'ta after the removal of the 

 petals (magnified) : si, fertile stamens; sfo, barren stamens f staminodes); (Z, lobes 

 of disc. n. Diagram of flower: sto, staminodes; </, disc. 



Baros'ma. — This is so called from its " heavy scent." 

 There are fifteen species of small shrubs, some, such as 

 B. erenulata, are called " Buchu," the leaves being used 

 in medicine. 



The diagram (Fig. 43, II.) shows the five sepals 

 and five petals, both being imbricate. The petals are 

 really much larger than the sepals; then follow five 

 perfect stamens and five staminodes, i.e. filaments 

 with no anthers ; then there is the circular, erenate, or 



