140 



Elementary Botany 



Bugle (fig. 272) and other labiate plants. Each of the four 

 divisions is often called a nucule. In other cases the schizo- 

 carp may be tripartite (divided into 

 three mericarps) as in the Indian 

 Cress (fig. 273), quinquepartite (five 

 mericarps) as in the Geranium (fig. 

 274), or multipartite (many mericarps) 



Fig. 275.— Multipartite schizo- as in the MalloW (fig. 2TC\. 

 carp oC Maliia. ^ ° '•^' 



INDEHISCENT FRUITS. 



The drupe, or stone fruit. In this case the three layers of 

 the fruit are always distinct. The endocarp is hard, forming 

 the so-called stone. The epicarp and mesocarp differ in their 



Fig. 276. — T. Longitudinal section through 

 the unilocular drupe of the Peach. II. 

 Through the bilocular drupe of Cotttits, 



Fig. 277. — Longitudinal section of 

 Coconut : a, epicarp ; b, endo- 

 carp ; c, testa ; d, endosperm 

 or albumen ; e, embryo ; f, 

 cavity in the endosperm which 

 contains the milk. 



consistency. In the Plum, Cherry, and Peach (fig. 276) the 

 epicarp forms the skin, and the mesocarp the succulent edible 

 portion. In the Coconut (fig. 277) both epicarp and meso- 

 carp are dry and fibrous, whilst in the Almond and Walnut 

 they are leathery. In some few CEVses, as in the Cornel (fig. 



