TABLE OF CONTENTS Xiii 



CHAPTER XXII 



Pages 

 Tribe X. Chloridex 213-218 



Cajmola Adans., 214 — Chloris Swartz, 216 — Bouteloua 

 Lag., 2m—Bulbilis Raf., 218. 



CHAPTER XXIII 



Tribe XI. Festucesp 219-234 



Cortaderia Stapf, 224 — Arundo L., 224 — Eragrostis 

 Host, 22b— Distichlis Raf., 225— Dactylis L., 226— Poa 

 L., 227 — Kentucky blue-grass (P. pratensis L.), 228 — 

 Other economic species of Poa, 229 — Festuca L., 230 — 

 Meadow fescue, 230 — Sheep's fescue (F. ovina L.), 231 — 

 Red fescue {F. rubra L.), 2^\—Bromus L., 232— Awnless 

 brorae-grass, 232 — Rescue-grass {B. unioloides Kunth), 

 233. 



CHAPTER XXIV 



Tribe XII. Hordese 235-246 



Lolium L., 236 — Agropyron Gaertn., 237 — Triticum L., 

 238— Spelt and emmer, 239— Origin of wheat, 240— 

 Classification of the wheats, 242 — Secale L., 244 — 

 Hordeum L., 2U—Elyimis L., 246— Tribe XIII. Bambit- 

 sesp, 247. 



CHAPTER XXV 



Nomenclature 250-266 



Generic names, 250 — Specific names, 251 — Nouns in 

 the genitive, 252 — Nouns in apposition, 252 — Names 

 of a lower category, 253 — Transferring specific names, 

 253 — Authors of names, 254 — Use of parentheses, 254 — 

 Capitalization, 255 — Bibliography, 256 — Valid names 

 and synonyms, 257 — Codes of botanical nomenclature, 

 258 — Vienna code, 258 — American code, 259 — Compari- 

 son of the two recent codes, 260 — Common names, 260 — 

 List of books and articles relating to taxonomic agros- 

 tology, 262. 



