166 SOUTH AFRICAN BOTANY 
148. N. O. Cruciferae. General Characters.—F lowers, 
polypetalous hypogynous, parts in twos or fours; cruci- 
A, 
1 
A. Flower head of Leucospermum elliptium. B. Leucospermum 
conocarpum. I. Flower-bud. II. Flower opened. III. Floral 
diagram. 
form corolla, tetradynamous stamens; gynoecium 
synearpous, 2 carpels; ovary 2 celled, placentation 
parietal ; fruit a siliqua or silicula, 
