CLASSIFICATION 169 
ing of leaves upon one another, thick cuticle, waxy 
surface, etc. Leaves are decussate. Inflorescence is 
usually cymose. Flowers regular and polypetalous. 
Fria. 88.— Fig. 89.— Fie. 90.— Fia. 91.—Cotyledon 
Single Cotyledon, Cotyledon Floral Diagram. 
Flower ‘of Vert. Sec- Gynoecium 
Cotyledon. tion through of Older 
Bud. Flower, 
Fie, 92,—Crassula. 
a. Crassula Stachyera (nat. size). b. Flower (enlarged). e. Fruit 
(enlarged). 
