118 



INDEX 



Cenchrus, continued 



bur, 93 



myosuroides, 76 



pauciflorus, 76 

 Chsetochloa, 75 



Grisebachii, 74 



lutescens, 75 

 Cheat, 75 

 Chess, 75 

 Chlorideae, 96 

 Chloris, 57 



latisquamea, 56 

 Cinna, 48 

 Classification, 111 

 Cleistogamous spikelets, 77 

 Corn, Indian, 90 



tribe, 99 

 Cottea pappophoroides, 27, 28 

 Couch-grass, 34 

 Crab-grass, 70 

 Culms, 8, 14 

 Curly-mesquite tribe, 96 

 Cynosurus cristatus, 30 



Danthonia spicata, 43 

 Dioecious, 23, 32 

 Distichlis spicata, 32 



Echinochloa Crusgalli, 73 

 Eleusine, 54, 55, 56 



indica, 54, 55 

 Elymus, 39, 41 



virginicus, 38 

 Embryo, 10, 11 

 Emmer, 36 

 Endosperm, 11 



Erianthus, 82 



saccharoides, 81 

 Eriochloa punctata, 73 



Fescue tribe, 95 

 Festuca ovina, 26 

 Festucese, 85 

 Filaments, 9 

 Floret, 10, 11 

 Flower, of grass, 9 



typical, 9 

 Foxtail, green, 75 



yellow, 75 

 Fruit, 11 



Gama-grass, 14, 89 

 Genus, 5 

 Genera, 5, 111 

 Generic characters, 112 

 Glumes, 11, 17 

 Grain, 10, 11 

 Grama-grass, 57, 92, 94 



tribe, 96 

 Graminese, 8 

 Grass, description of, 8 



flower, 10 

 Grasses, bunch, 13 



in relation to man, 114 



position of, in plant king- 

 dom, 113 



sod-forming, 13 

 Green foxtail, 75 



Herbarium, use of a, 102 

 Heteropogon, 87, 88 

 contortus, 86 



