12 CONTENTS AND ANALYSIS OF SUBJECTS. 



CHAPTER XIII. — IKFLORESCENCE.— 102. 



2S5, Definition. aSG, Position, — a, exception?. 2S7, Pcdnticlc — flower sessile. 

 28S. Peiiui cle simple — brimciicd — I'edieel. 2s'J, Scijie. 2ii0, liiicliis. 20], Inflo- 

 rescence solif:n-y, — 292, centrifiip;;il — centripetal, resulting from wlnit. 2'J.i, Cen- 

 tripetal, — 294, "centrifugal, — «, liow indicateii — all tlie flowers terminal, why. 

 295, Both modes combined — examples. 29(i, Varieties of centripetal inflorescence. 

 297, Si)ike — 20S, Raceme — 299, Ament — .-^00, Spndix — 301, Corymb — 302, i 

 Umbel — 303, Heail — a, of the Compositai — com])onnd flowers — 304, Panicle — 305, 

 Thyrsc — ff, Comjiound umLel — Umlellet — Compound raceme, &c. 30G, Varie- 

 ties of centrifugal inflorescence, — 307. Cyme — «, its normal structure and devel- 

 opment — 1^, inference, — SOS, Fascicle — 309, Verticilluster. — o, Peduncle coa- 

 verted into a tendril. 



CIIArXER XIV. — SYSTEMATIC BOTANY.— 107. 



5 I. OF THE CLASSIFICATION OF PLANTS. 



310, Systematic Botany defined. 31 1, Pcmarks on the extent of the field of 

 botanic research. 312, Folly of studying individnals only. 313, Individuals grouped 

 into species, — <?, illustrations — clover — [line 314, S|iecies grouped into genera, — 

 illustration. 31.5, Genera resolved into orders and classes. 310, Two methods of 

 classifying the genera, — artificial — its basis, — natural — basis. — 317, comparative 

 merits" of the two — use of the artificial. 31S, Value of the natural — obscurities 

 now removed. 319, Remaining difficulties — artificial method how and why re- 

 taiued in this work. 320, Artificial arrangement consists of. 



CHAPTER XV. 



§2. OF THE NATURAL SYSTEM. — 1C9. 



321, Its aim, — 322, distinguished from the Artificial — what characters em- 

 ployed, — 323, advantages, — 324, yet to be fully consumnnited — some artificial 

 ch.aracters yet necessary. 325, The first two grimd divisions — Phrcnogamia — its 

 characters,"— Cry ptogainia — i*s characters, — .320, uncertainty of these characters, 

 sipprc ximation of groups. 327, Sporogens. ■32&. Subdivisions of Ph.Tiogamia — 

 J^xogens — characters — Endogens — characters. 329, Classes, six. Kxogens di- 

 vided into two — Angiosperms, characters — Gymnosperms, characters. 330, En- 

 dogens divided into two — Aglumaceous, characters — Glumaceou--, characters. 

 331, Crv))toQ:'uiiia divided into two — Acrogens, characters — Thallogens, charac- 

 ters. 332, Affinities of these classes. 334, Sub-classes— Polypetala', characters — 

 Monopetalrc, characters — AfietaL-p, characters. 335, Orders, — 330, how formed. 

 337, Alliances, groups, &c. 338, Extent of the orders. 339, Summary. 



CHAPTER XVI.— 114. 



§1. NOMENCLATURE. 



.340, Names of the orders Latin adjectives — derivation, — a, exceptioni5. 341, 

 Etymology of generic names. 342, Of specific names, — 343, derivation — rules. 



§2. BOTANICAL ANALYSIS. — 114. 



344, Defined. 345, Proper state of i)lants for this, — .340, importance of it. 347, 

 Process. 348, Process with the learner. — Analytical tables. 



§3. OF COLLECTING AND PRESERViNG PLANTS. — 115. 



349, Importance of it, — a, hortus siccus. S-'JO, Apparatus. 351, Directions for 

 gathering. — 3-52, pressing, — -353, changing. .354. Arrangement of the specimens. 

 355, Genera arranged — how preserved. " 35G, Fruit, seeds, and wood, how pro- 

 eerved. 



