88 OBJECT LESSONS IN BOTANY. 



172. Tryma is the nanle for such fruits as "Walnut, Cocoa- 

 nnt. Like the drupe, it has a stony seed-shell, but its outer 

 coat is rather woody than pulpy. 



173. Such fruit as the Raspberry or Blackberry we call 

 etmrio. It consists of many little fleshy drupes growing fast 

 together or to the torus. In the Blackberry they grow to 

 the torus (Fig. 268). 



174. The herry is a thin-skinned, pulpy fruit, holding its 

 several seeds loose in the pulp, as Currant, Grape (Fig. 261). 

 The Orange, &c., is much like. a berry, but on account of its 

 thick rind has been called by another name (hesperidium). 



175. Pepo is such a fruit as Squash, many-seeded, with a 

 hard, crusty rind. 



176. Pome, the Apple, Pear, Haw, a fleshy fruit with Sev- 

 eral distinct cells. Here the fleshy calyx grows fast to the 

 ovaries ; while in the Sip, or Eose-fruit, the fleshy calyx 

 merely incloses the ovaries, as seen in Fig. 203. 



LESSON XXIII. 



FEUITS, CONTINUED. 



177. The dehiscent pericarp, — that is, those which open to 

 discharge the seeds, — are generally dry fniits, known as pods; 

 The various forms have the following names : Pyxis, Folli- 

 cle, Legume, SiliquS, Capsule. 



168-176. Tlie student will now please define and name tlie fruit of Butter- 

 cups, Corn, Ash, Maple, Oak, Hazel, Plum, Walnut, Raspberry, Grape, 

 Orange, Squash, Pear, Haw, and Rose. 



177. Please give the names *of the dehiscent'pericarps. 



