TABLE OF CONTENTS xill 
CHAPTER XXII 
Paces 
mare &. Chiorider >. : -. oe 9) eee 
Capriola Adans., 214—Chloris ‘ehanx 216-—Bouteloua 
Lag., 216—Bulbilis Raf., 218. 
CHAPTER XXIII 
eee. Mesiueee.. ws ee og. te Bee 
Cortaderia Stapf, 224—Arundo L., ae ee 
Host, 225—Distichlis Raf., 225—Dactylis L., 226—Poa 
L., 227—Kentucky blue-grass (P. fies ANY 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.), 231—Bromus L., 232—-Awnless 
brome-grass, 232—Rescue-grass (B. unioloides Kunth), 
233. 
CHAPTER XXIV 
Tripe XII. Hordex A ch het fect ees : Gaeme kee 
Lolium L., 236—Agropyron peg 237—Triticum Lie 
238—Spelt and emmer, 239—Origin of wheat, 240— 
Classification of the wheats, 242—Secale L., 244— 
Hordeum L., 244—Elymus L., 246—Tribe XIII. Bambu- 
sex, 247. 
CHAPTER XXV 
NOMENCLATURE... ; 4 2eR=266 
Generic names, 250-—Specific names, 251—N ouns 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. 
