30 8 Plants and their Ways in South Africa 



Key to the Genera. 



Fruit i-seeded, mostly indehiscent. 

 Ovary i-locular, style i . . . . Berzelia. 



Ovary 2-locular. 



Style I ; flowers axillary .... Tittmannia. 

 ,, I ; ,, solitary, terminal . . Thamnea. 

 ,,2; ,, capitate or panicled . Brunia. 



Fruit a capsule. 

 Ovary 2-locular, 2-ovuled ; flowers capitate. 



Styles 2 ; petals free or slightly cohering . Berardia. 

 ,, I ; ,, ,, . . . . . Staavia. 

 Ovary 2-Iocular, 4-ovuled ; flowers in leafy 

 spikes. 

 Flowers sympetalous, 5-lobed . . . Lonchostoma. 

 Flowers choripetalous, 5-lobed ; anthers 



apiculate Linconia. 



Ovary 3-loculate, 6-ovuled. 



Flowers in spike-like terminal heads, red . Audouinia. 



Order Rosacea. 



Like the- Ranunculaceae, the Rosaceae have many free 

 stamens and apocarpous ovaries ; but in the Rosaceae the 

 receptacle is generally hollowed, and the flowers are perigynous 



Fig. 280. — Flower of Peach with stamens around the ovary. 

 Henslow's "South African Flowering Plants".) 



(From 



or epigynous. The carpels are often borne on a raised portion 

 of the receptacle, as in Ranunculaccce. Sometimes the re- 

 ceptacle is free from the carpels, or it becomes joined to them, 

 as in the apple (epigynous), so that hypogyny, perigyny, and 

 epigyny occur. 



