ANALYSIS OF THE LESSONS. IX 



LESSON XVI. .^ESTIVATION, OR THE ARRANGEMENT OF THE 



CALYX AND COROLLA IN THE BUD. . . . p 108. 



279. ^Estivation or Prsefloration defined. 280. Its principal modes illustrated, 

 viz. the valvate, induplicate, reduplicate, convolute or twisted, and imbricated. 

 282, 283. Also the open, and the plaited or plicate, and its modification, the 

 supervolute. 



LESSON XVII. MORPHOLOGY OF THE STAMENS p. Ill 



284. Stamens considered as to, 285 Their insertion. 286. Their union with 

 each other. 287, 288. Their number. 289. Their parts. 290. The Filament, 

 291. The Anther. 292, 293. Its attachment to the filament. 294. Its structure. 

 295. Its mode of opening, &c. 296. Its morphology, or the way in which it is 

 supposed to be constructed out of a leaf; its use, viz. to produce, 297. Pollen. 

 298. Structure of pollen-grains. 299. Some of their forms. 



LESSON XVIII. MORPHOLOGY OF PISTILS p. 116. 



300. Pistils as to position. 301. As to number. 302. Their parts ; Ovary, 

 style, and stigma. 303, 304. Plan of a pistil, whether simple or compound. 

 305, 306. The simple pistil, or Carpel, and how it answers to a leaf. 307. Its 

 sutures. 308. The Placenta. 309. The Simple Pistil, one-celled, 310. and with 

 one style. 311,312. The Compound Pistil, how composed. 313. With two or 

 more cells : 314. their placentae in the axis : 315. their dissepiments or parti- 

 tions. 316, 317. One-celled compound pistils. 318. With a free central pla- 

 centa. 319, 320. With parietal placentae. 321. Ovary superior or inferior. 

 322. Open or Gymnospermous pistil : Naked-seeded plants. 323. Ovules. 324. 

 Their structure. 325, 326. Their kinds illustrated. 



LESSON XIX. MORPHOLOGY OF THE RECEPTACLE p. 124 



327. The Receptacle or Toms. 328-330. Some of its forms illustrated. 

 331. The Disk. 332. Curious form of the receptacle in Nelumbium. 



LESSON XX. THE FRUIT p. 126. 



333. What the Fruit consists of. 334. Fruits which are not such in a strict 

 notanical sense. 335. Simple Fruits. 336, 337. The Pericarp, and the changes 

 it may undergo. 338. Kinds of simple fruits. 339. Fleshy fruits. 340. The 

 Berry. 341. The Pepo or Ground-fruit. 342. The Pome or Apple-fruit. 343 

 345. The Drupe r>r Stone-fruit. 346. Dry fruits. 347. The Achenium : nature 

 of the Strawberry. 348- Raspberry and Blackberry. 349. Fruit in the Com- 

 posite Family : Pappus. 350. The Utricle. 351. The Caryopsis or Grain. 352. 

 The Nut : Cupule. 353. The Samara or Key-fruit. 354. The Capsule or Pod. 

 < 355. The Follicle. 356. The Legume and Loment. 357. The true Capsule. 

 358, 359. Dehiscence, its kinds. 361. The Silique. 362. The Silicic. 363. Tiw 

 Pyxis. 364. Multiple or Collective Fruits. 365. The Strobile or Cone. 



