no Plants and their Ways in South Africa 



one overlaps by both its edges. Which aestivation is more 

 common ? 



Honey glands are the parts of flowers which secrete 

 nectar for insects. In the buttercup {Rammculus) and 

 Grewia a gland is placed at the base of each petal. 

 Geranium has a gland at the base of each long stamen. 



Fig. 121. — Micranthiis fistulostis. 

 A scape bearing a spike of flowers. 



Fig. 122. — Raceme of Cyaticlla 

 capcnsis. 



These flowers are regular and the glands are evenly dis- 

 tributed around the flower. In irregular flowers, where insects 

 alight in one particular place, the gland is situated where 

 the insects can most easily help themselves. Pelargotiium 

 (commonly called Geranium) holds its honey in the long 

 spurred sepal at the back of the flower. The spur is joined 



