X 
CONTENTS. 
LECTURE XXXVIII. P.242. 
Claes xxi. ; Cryptogamia. 
PART IV. 
LECTURE XXXIX. P. 253. 
The Flowering Season of Plants. — Vernal, Summer, and Autum- 
nal Flowers. 
LECTURE XL. P.257. 
Autumnal Flowers. — Evergreens. — Ancient superstition respecting 
plants. — Various phenomena of plants. 
LECTURE XLI. P.263. 
Habits of plants. — Agents which affect their growth. — Then - habi- 
tations, and geographical situations. — Elevation corresponding to lati- 
tude. 
LECTURE XLII. P. 270. 
Plants as affected by Cultivation. 
LECTURE XLIII. P. 276. 
History of Botany, from the creation of the World, to a Revival of 
Lett ers, in the reign of Charlemagne, in the year A. D. 770. 
LECTURE XLIV. P. 281. 
History of Botany, from the eighth century to the discovery of 
America. 
LECTURE LXV. P. 284. 
History of Botany, from the beginning of the sixteenth century to 
the time of Linnaeus. 
LECTURE XL VI. P. 290. 
History of Botany, from the time of Linnaeus to the present. 
LECTURE XL VII. P. 295. 
Organized and Inorganized Bodies. — Classification of Animals. 
LECTURE XLVIII. P. 305. 
Man at the head of the kingdoms of Nature. Comparison between 
Animals and Plants. 
Botanical Districts. — Explanation of characters, figures and letters. 
Page 311. 
Explanation of the marks over generic and specific names. P 312. 
Genera of Plants. P. 313. 
Species of Plants. P. 346. 
Vocabulary. P.401. 
Language of Flowers. P. 421. 
Alphabetical Index. P. 425. 
